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USER MANUAL HM-WDS100-C6-O-2 Homematic IP
Mounting instruction and operating manual (p. 32)
Funk-Kombisensor
Wireless Weather Data Sensor
HM-WDS100-C6-O-2
Lieferumfang
Anzahl Artikel
1x Homematic Funk-Kombisensor
1x Edelstahl-Mast
2x Schrauben
Printed in Hong Kong
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E D C B A F G H I J K Lnatural_image
Two hands performing a manual task: one adjusting a metallic model airplane, the other holding a cylindrical device with a probe inserted (no text or symbols visible)natural_image
Close-up of hands assembling a metallic model airplane (no text or symbols visible)natural_image
Close-up of a metallic weather vane with propeller and directional arrow (no text or symbols visible)natural_image
3D rendered mechanical device with cylindrical components and a pointed tool, no visible text or symbolsnatural_image
Two-step illustration of a mechanical device: one with a conical top and nozzle, the other showing a hand using a tool to cut a metallic component (no text or symbols visible)Schritt 3:
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Close-up of a hand using a tool to clean or inspect internal components (no visible text or symbols)natural_image
Close-up of a hand pressing down on a plastic cylindrical component with a black arrow indicating motion (no text or symbols visible)natural_image
Close-up of a hand holding a cylindrical mechanical component with an arrow indicating direction (no text or symbols visible)
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Close-up of two mechanical components with arrows indicating features, no visible text or symbolsSchritt 4:
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Hand installing a cylindrical battery assembly mounted on an insulator, with no visible text or symbols.natural_image
Close-up of a hand using a screwdriver to adjust internal components of an electrical insulator (no text or symbols visible)natural_image
Close-up of a hand using a screwdriver to adjust internal components of an electrical insulator (no text or symbols visible)natural_image
Close-up of a hand using a screwdriver to adjust internal components of an electrical insulator (no text or symbols visible)natural_image
3D rendered mechanical component with internal structure and mounting holes (no text or symbols visible)natural_image
Cross-sectional view of a mechanical device showing internal components and a highlighted section (no text or symbols visible)natural_image
Close-up of a hand holding a cylindrical object with an arrow indicating direction, next to a metal rod (no text or symbols visible)
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Close-up of two mechanical components with arrows indicating features, no visible text or symbols1st English edition 01/2016
Documentation © 2016 eQ-3 AG, Germany
All rights reserved. This manual may not be reproduced in any format, either in whole or in part, nor may it be duplicated or edited by electronic, mechanical or chemical means, without the written consent of the publisher.
Typographical and printing errors cannot be excluded. However, the information contained in this manual is reviewed on a regular basis and any necessary corrections will be implemented in the next edition. We accept no liability for technical or typographical errors or the consequences thereof.
All trademarks and industrial property rights are acknowledged.
Printed in Hong Kong
Changes may be made without prior notice as a result of technical advances.
132175
V 1.3 (10/2020)
Table of contents
1 Information about this manual 34
2 Hazard information 34
3 Function and device overview 36
4 General information about the Homematic system 38
5 Start-up.... 38
5.1 Mounting.... 38
5.2 Start-up....43
5.3 Teaching-in 45
5.3.1 Teaching-in directly to Homematic devices 45
5.3.2 Teaching-in to the Homematic Central Control Unit 47
6 Maintenance, cleaning, care and adjustment....49
6.1 Cleaning the rain sensor 50
6.2 Adjusting the rain sensor....52
7 Brightness sensor....53
8 Errors and information indicated by the device LED 54
9 Changing the batteries 55
10 Restore factory settings....56
11 General information about radio operation....56
11.1 Notes on rectifying malfunctions 57
12 Technical specifications.... 58
1 Information about this manual
Please read this manual carefully before beginning operation with your Homematic components.
Keep the manual so you can refer to it at a later date if you need to.
If you hand over the device to other persons for use, please hand over the operating manual as well.
Symbols used:

Attention!
This indicates a hazard.

Please note:
This section contains important additional information.

Please note: This section contains additional important information about using the device in connection with the Homematic Central Control Unit.
2 Hazard information

We do not assume any liability for damage to property or personal injury caused by improper use or the failure to observe the hazard information. In such cases, any claim under warranty is extinguished! For consequential damages, we assume no liability!

Do not open the base unit. It does not contain any parts that can be maintained by the user. In the event of an error, please have the device checked by an expert.

Do not use the device if there are signs of damage to the housing, control elements or connecting sockets, for example, or if it demonstrates a malfunction. If you have any doubts, have the device checked by an expert.

For safety and licensing reasons (CE), unauthorized change and/or modification of the product is not permitted.

The device is not suitable for children. It contains small parts that could be swallowed. As such, it must be kept out of the reach of children.

Do not leave packaging material lying around, plastic films/bags, pieces of polystyrene etc., can be dangerous in the hands of a child.

The device must only be operated when it is closed.

The device must be set up or assembled in such a way that it cannot topple over, fall down or cause damage.

The device support and mast may only be used for mounting the sensors: under no circumstances may they be used for mounting any other objects (such as antennae or vanes, etc.).

Do not install the device so that it is the highest point in an outdoor area: on buildings, trees, masts, and so on. This creates a risk of lightning strikes. When installing the device on buildings, lightning protection regulations must be observed.

Please select a mounting location that can be easily accessed for maintenance.

Using this device for any purpose other than that described in this operating manual does not fall within the scope of intended use and shall invalidate any warranty or liability. This also applies to any conversion or modification work. The device is intended for private use only.

The device may only be operated within residential buildings.
3 Function and device overview
The Homematic Wireless Weather Data Sensor is ideal for a great variety of outdoor applications. The multifunctional weather data sensor offers a wide range of applications by recording almost all relevant weather and climate data:
- temperature,
- humidity,
- wind direction,
- wind velocity,
- onset of rain,
- rainfall,
- brightness (relative) and
- hours of sunshine.
The weather data sensor transmits the data to the desired reception station via radio (e.g. to the Homematic Central Control Unit or Homematic Wireless Weather Data Center). You can monitor the current values at any time or use the recorded data to control other Homematic devices.
The sensor is equipped with bi-directional wireless technology and transmits its weather data at cyclical intervals to the reception station. The duration of each interval is between 120 and 184 s.; this is redefined after each transmission.
You have the option of putting the sensor into a quick-retrieval mode which enables the display unit to immediately request the current weather data at any point in time.
The sensor can be placed up to 300 m away from the reception station (depending on local conditions; see ""11 General information about radio operation" on page 56).
Thanks to battery operation the weather data sensor can be positioned anywhere and easily mounted.
Device overview

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E D C B A F G H I J K L(A) Stainless steel mast
(B) Pipe 1
(C) Main sensor (temperature, humidity, brightness)
(D) Anemometer (wind velocity sensor)
(E) Wind direction sensor
(F) Pipe 2
(G) Collecting funnel of rain sensor
(H) Rain sensor (rain detection, rainfall volume)
(I) Pipe 3
(J) Device LED
(K) Device button
(L) Battery compartment
4 General information about the Homematic system
This device is part of the Homematic home control system and works with the bidirectional Homematic wireless protocol. All devices are delivered in a standard configuration. The functionality of the device can also be configured with a programming device and software. The additional functions that can be made available in this way and the supplementary functions provided by the Homematic system when it is combined with other components are described in the Homematic WebUI Manual.
You can find the latest versions of all technical documents and the latest updates at www.homematic.com.
5 Start-up
5.1 Mounting
Before starting to put the device into operation you have to connect the supplied single components of the weather data sensor. To do this, proceed as follows:
Step 1:
- Remove the not yet completely assembled weather data sensor and the wind direction sensor (E) from the packaging.
- Release the cover of the wind direction sensor by turning it clockwise and put the cap down onto pipe 2 (F).

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Two-step diagram showing a hand holding a metallic model airplane blade and a separate cylindrical device with a lit fuse (no text or symbols)- The cable that protrudes from pipe 2 (F) must be led upwards through the lower opening of the wind direction sensor (E).

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Close-up of hands using a mechanical tool to adjust a propeller or valve component (no text or symbols visible)- Insert the wind direction sensor (E) into pipe 2 (F) and turn it until the bore hole of the wind direction sensor is above the bore hole of the pipe.
- Insert the plug of the supplied cable into the corresponding socket.

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Close-up of a metallic weather vane with propeller and directional arrow (no text or symbols visible)- Turn the supplied screws into the bore holes (front and back) to fasten the wind direction sensor.

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Close-up of a medical or laboratory device with internal components and a pointed tool (no visible text or symbols)- Push the cover up onto pipe 2 (F) as far as it will go.
- Lock the cover in place by turning it anticlockwise.
Step 2:
- Remove the anemometer/wind velocity sensor (D) from the packaging.
- Place the anemometer on pipe 1 (B) above the main sensor (C) and screw it into place.
Make sure that the notch on the rotation axis is aligned with the bore hole.

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Two-step industrial process: one showing a conical tool with an arrow, the other showing a hand holding a pipette and a mechanical component (no text or symbols visible)Step 3:
- Remove the collecting funnel (G) of the rain sensor (H) from the packaging.
- Release the cap of the rain sensor (H) by turning it slightly clockwise and push it down afterwards.
Remove the securing tape from the rain sensor and make sure that the rain sensor and the counter rocker are placed correctly. Please make sure that the counter rocker can be turned smoothly.

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Close-up of a hand using a tool to adjust or install a mechanical component, no visible text or symbols- Place the collecting funnel (G) onto the support sensor on pipe 3 (I) from above and latch it into place by turning it anticlockwise.

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Close-up of hands adjusting a plastic container with a curved lid (no text or symbols visible)- Replace the cap down again from below above the sensor support and latch it into the sensor support by turning it anticlockwise.

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Close-up of a hand holding a small cylindrical object with an arrow pointing to it, next to a metal rod (no text or symbols visible)
In doing so, ensure that the positions of the cap drain hole and the sensor support line up (the drain hole of the housing should be facing outwards).

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Close-up of two mechanical components with arrows indicating features, no visible text or symbolsStep 4:
- Remove the pipes from the stainless steel mast (A) from the packaging.
- Join the pipes together. Attach the previously assembled weather data sensor to the end of the pipe that is marked with a sticker.
- Place the fully assembled sensor within the potential transmission
radius (up to 300 m (typically) in the open air, with damping caused by building walls etc. taken into account). Choose a position in which it is possible for rain to fall directly into the rain sensor, but where there is no risk of inaccurate wind measurements caused by nearby buildings, trees, etc.

It may be placed in a sunny location since the temperature sensor is located in a shaded, ventilated area of the housing.
- Push the assembled stainless steel mast (A) into the ground until you are sure that the sensor will be stable.

If the weather data sensor topples over, it may cause injury or damage to vehicles and objects.
5.2 Start-up
When starting the weather data sensor for the first time, the device must be aligned so that it is pointing north to be able to define the wind direction. To do this, proceed as follows:
- Align the weathervane of the weather data sensor to the north. It is recommended to use an analogue or electronic compass for assistance.

If you need to, you can fix the weathervane in this position using a piece of double-sided adhesive tape on the housing.
- Release the cap of the main sensor (C) by turning the cylinder clockwise and pushing it downwards.
- Insert three 1.5 V LR6/mignon/AA batteries into the battery compartment (L) observing the correct polarity (as indicated by the markings).

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Hand installing a battery assembly on an insulator, showing internal components and sensor balls (no text or symbols visible)- Press the device button (K) using a pointed object (e.g. a pen) until it slowly starts flashing red.

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Close-up of a hand using a screwdriver to adjust internal components of an electrical insulator (no text or symbols visible)- Briefly release the button and then press it again to finish the north orientation. The device LED (J) lights up green for confirmation. The LED lights up red if the procedure failed. In this case, please check if the device has been mounted correctly and try again afterwards.
- Remove any double-sided adhesive tape you attached to the weathervane.
- Close the housing again by pushing it upwards and turning it anticlockwise until it locks into place.
Afterwards, you can teach-in the weather data sensor to a wireless weather data center or to the Homematic Central Control Unit.
5.3 Teaching-in

Please read this entire section before starting the teach-in procedure!
To integrate the weather data sensor into your Homematic system and enable it to communicate with other Homematic devices (e.g. Homematic Weather Data Center), you must teach-in the weather data sensor first. You can teach-in the Homematic weather data sensor directly to other Homematic devices (“,5.3.1 Teaching-in directly to Homematic devices” on page 45) or to the Homematic Central Control Unit (“5.3.1 Teaching-in directly to Homematic devices” on page 45).
5.3.1 Teaching-in directly to Homematic devices
If you want to teach-in the weather data sensor to one or more Homematic devices, you must put the devices to be connected into teach-in mode.

During teach-in, please make sure you maintain a distance of at least 50 cm between the devices.
To teach in, proceed as follows:
- Briefly press the device button (K) using a pointed object (e.g. a pen) to activate the teach-in mode. The device LED (J) slowly starts flashing orange.

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Close-up of a hand using a screwdriver to adjust internal components of an electrical insulator (no text or symbols visible)- Now put the device you want to teach-in to the weather data sensor (e.g. Homematic Wireless Weather Data Center) into teach-in mode by following the relevant operating manual instructions.
- If both devices are in teach-in mode, the LED flashes orange quickly to indicate this.
The device LED (J) lights up green to indicate that teaching-in has been successful. If the device LED lights up red, teaching-in the device failed. Please try again.

If no teach-in operations are carried out, teach-in mode is exited automatically after 20 seconds.

If the weather data sensor has already been taught-in to a central control unit, it is blocked for direct teach-in to other devices and the device LED lights up red.
5.3.2 Teaching-in to the Homematic Central Control Unit

Please read this entire section before starting the teach-in procedure!
Your device can be conveniently
• controlled and configured,
- connected directly to other devices or
• used in the Central Control Unit programs
by using the Homematic software "WebUI". Therefore, your weather data sensor has to be taught-in to the Homematic Central Control Unit first. New devices are taught-in to the CCU via the Homematic "WebUI".

As soon as a device has been taught-in to a Central Control Unit, it can only be connected to other components via this unit.

Each device can only be taught-in to one central control unit.

During teach-in, please make sure you maintain a distance of at least 50 cm between the Homematic devices and the central control unit.
To teach-in your device to the Central Control Unit, proceed as follows:
- Open the "WebUI" user interface in your browser.
- Click the "Teach-in devices" button on the upper right-hand side of the screen.

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Alarm messages (0) Service messages (0) Settings Time: Date: Sunrise: Sunset: Current firmware version: Login: Extern scharf: Intern scharf: 10:04 27.04 27.11.9 No password set unscharf unscharf Teach-in devices Help- To activate teach-in mode, click "Teach-in HM device".

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Teach-in devices Homematic Direct teaching in of Homematic device To teach-in a Homematic device to the CCU please click on "Teach-in HM device", Teach-in mode of the CCU remains activated for 60 seconds. Meanwhile, please activate the teach-in mode of the Homematic device you want to teach-in as well. Teach-in mode not active Teach-in HM device Teaching in of Homematic device with serial number To teach-in a Homematic device with the serial number, please enter the serial number of your device and click on "Teach-in HM device". Please note: Not all Homematic devices support teaching-in via serial number. Serial number Teach-in HM device Homematic Wired Teaching in of Homematic Wired devices with active function Homematic Wired devices can be taught-in with the search function. Please click on the button "Search in Wired device". The CCU will then automatically teach-in all available Homematic Wired devices to your system. Search HM Wired device Automatic: teaching in of Homematic Wired device Homematic Wired devices can be taught-in automatically. Therefore, please enter the teach-in mode of your device. Not all Homematic Wired devices support automatic teaching-in. Search HM Wired device Homematic IP Teaching in of Homematic IP device with active Internet connection Homematic IP devices can be taught-in to the CCU as well. Please click on the button "Teach-in HmDP device". Teach-in mode of the CCU remains activated for 60 seconds. Meanwhile, please activate the teach-in mode of the Homematic IP device you want to teach-in as well. Teach-in mode not active Teach-in HmDP device Teaching in of Homematic IP device without Internet connection Homematic IP devices can be taught-in to the CCU also without active Internet connection. Please enter the IEDY and the SOTSN and click on "Teach-in HmDP device (local)". KEY SOTSN Teach-in mode not active Teach-in HmDP device (local) Back Index (10)- Teach-in mode remains activated for 60 seconds. An information box shows how much teach-in time remains.
- Meanwhile, please activate the teach-in mode of your weather data sensor to teach-in as well. Briefly press the device button (K) using a pointed object (e.g. a pen) to activate the teach-in mode. The device LED (J) starts flashing orange.

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Close-up of a hand using a screwdriver to adjust internal battery cells into an electrical insulator (no text or symbols visible)The device LED (J) lights up green to indicate that teaching-in has been successful. If the device LED lights up red, teaching-in the device failed. Please try again.
After a short time, the newly taught-in device appears in the inbox of your user interface. The button “Inbox (x new devices)” indicates how many new devices have been taught in successfully.
If required, you can teach-in additional devices by repeating the steps described above for each device.
Now configure the newly taught-in devices in the inbox as described in the next section “Configuring newly taught-in devices”.
Configuring newly taught-in devices
Once you have taught-in your weather data sensor to the Homematic Central Control Unit, it will be moved to the inbox. Here, you must configure the device and its associated channels in order to make them available for operating and configuration tasks. Give the device a name and assign it to a room. You can also make individual parameter settings. Now you can use the “WebUI” user interface to control your device, configure it, connect it directly to other devices, or use it in central control unit programs. Please refer to the Homematic WebUI Manual for more details (you can find this in the “Downloads” area of the website www.homematic.com).
6 Maintenance, cleaning, care and adjustment

This product does not require you to carry out any maintenance other than replacing the battery or cleaning the device when necessary. Enlist the help of an expert to carry out any maintenance or repairs.
The weather data sensor will need to be cleaned from time to time to remove the dirt that will accumulate on it. When you do this, you should also check that the wind sensors can move easily and that the sensors are properly seated on their supports.
Only clean the product using a soft, lint-free cloth that is clean and dry. You may dampen the cloth a little with lukewarm water in order to remove more stubborn marks. Make sure that no moisture will ingress into the housing. Do not use any detergents containing solvents, as they could corrode the plastic housing and label.

Check that your product is safe from a technical point of view (that the housing is not damaged, for example) on a regular basis. If you have reason to believe that it is no longer safe to operate the device, put it out of service. Remove the battery pack to safeguard the device against unintentional operation.
Safe operation may no longer be possible if the device
• shows sings of external damage,
- no longer functions,
• has been stored a longer period under unfavourable conditions or
- has been subject to severe transport conditions.

If not used for any length of time (e.g. when in storage) remove the batteries to avoid damages caused by leaking.
6.1 Cleaning the rain sensor
Depending on the location, leaves, dirt particles transported by the wind, sand, branches, etc., may get into the rain sensor's collecting funnel (G). Larger items may block the flow of rainwater. Sand can also accumulate in the counter rocker: as the amount increases, this causes the measurement results to be less accurate.
Consequently, the rain sensor must be cleaned from time to time; this must be done at least once a year, however.
- The collecting funnel (G) of the rain sensor (H) can be detached from above by turning it slightly clockwise.
- The cap of the rain sensor (H) can also be detached by turning it slightly clockwise and pushing it down.
- The rain sensor can now be detached from above and moved to the side with the cable. Remove the counter rocker.
- Clean the collecting funnel, contacts, counter rocker and drain hole
in the bottom of the housing to remove any residues.
- Place the counter rocker back in its holder. In doing so, the counter rocker magnet must be at the side facing the cable.

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3D rendered mechanical component with internal structure and directional arrow (no text or symbols)- Place the rain sensor in its holder. It will automatically take hold of the counter rocker. The rain sensor cable and counter rocker magnet must be at the same side.

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Cross-sectional view of a mechanical device with internal components and a cable (no visible text or symbols)- Place the collecting funnel onto the sensor support from above and latch it into place by turning it anticlockwise.
- Replace the cap down again from below above the sensor support and latch it into the sensor support by turning it anticlockwise.

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Close-up of a hand holding a cylindrical mechanical component with an arrow indicating direction (no text or symbols visible)
In doing so, ensure that the positions of the cap drain hole and the sensor support line up (the drain hole of the housing should be facing outwards).

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Close-up of two mechanical components with arrows indicating features, no visible text or symbols6.2 Adjusting the rain sensor

The rainfall measuring system is factory-set to a high degree of accuracy, so it does not usually need to be adjusted.
Adjustment will only be necessary in situations with extremely stringent requirements in terms of accuracy and can only be done in connection with a Homematic Wireless Weather Data Center.
Before beginning to adjust to the rain measuring sensor, reset any accumulated rainfall value to zero, working in the reception station's normal display mode (refer to the relevant operating manual; the entire rainfall display must be set to zero). In addition, the rainfall must be displayed in "mm" or "l/m ^2 " for adjustment purposes.
To perform precise calibration, proceed as follows:
- Slowly pour 100 ml of water into the rain sensor collecting funnel, spreading the process out over 10 minutes.

Pouring the water in quickly will distort the measurement results! Pour the water into the funnel slowly enough to ensure that no water accumulates in the funnel cone at any given point in time.
- The amount displayed should now be 6.5 l/m ^2 .
- If a different value from this is displayed, what is known as the rocker value must be recalculated as follows:
New rocker value = 6.5 x current rocker value (= 295)
Actual value (as displayed after pouring in water)
- Enter the new rocker value in the configuration menu of the reception station. This must always be entered in ml/rocker stroke. The factory setting is 295 (ml/m²) rocker stroke.
7 Brightness sensor
You can use the recorded values of the brightness sensor to control actuators in central control unit programs of the Homematic WebUI. Shutters can be opened during sunrise and closed during sunset, for example. Or you can extend the awning in strong sunlight to be protected from the sun while being on the terrace.
The recorded brightness of the brightness sensor is displayed via the WebUI of the Homematic Central Control Unit on a scale from 0-255. The higher the value, the brighter it is. The value is only for orientation and not equal to the brightness in lux.
With the chart below you can allocate the brightness value and adjust the sunshine threshold. The chart shows on the x axis the brightness in lux (lx) and on the y axis the displayed value of the Homematic Central Control Unit. Using this division you can see which brightness value (in Lux) in a scale of 0-255 is displayed by the Homematic Central Control Unit and use this information for your settings (e.g. sunshine threshold, central control unit programs, etc.).

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| brightness [lx] | displayed value | | --------------- | -------------- | | 100 | 0 | | 150 | 100 | | 200 | 200 | | 250 | 300 |
As the brightness value can vary significantly depending on the mounting location on the alignment of the weather data sensor this chart is supposed to serve for orientation only. If you want to determine the individual brightness curve of your weather data sensor you can record a brightness chart via the Homematic WebUI. For further information, please refer to the Homematic WebUI Manual, available for download at www.homematic.com.
8 Errors and information indicated by the device LED
| Flashing code Meaning Solution | ||
| Lighting up green Procedure | Can continue operation. | |
| Lighting up red Procedure | are failed Please try again. | |
| Slow orange flashing | Teach-in mode active Put the device you want to teach-in into teach-in mode. | |
| Fast orange flashing | Both devices in teach-in mode (data is being transferred) Wait until the data transmission is completed. | |
| Slow red flashing Alignment | nment to north (see “5.2 Start-up” on page 43) Press the device button (K) briefly to finish the alignment to north. | |
| Slow red flashing Restore | store factory set-tings (see “10 Restore factory settings” on page 56). Press and hold down the device button (K) to finish the restoring of factory settings. | |
| Fast red flashing Factory settings are restored | You can continue operation. | |
| Fast red flashing after system startup or operation of device but-ton (K) | Batteries empty Replace the batteries (see “9 Changing the batteries” on page 55). | |
| Fast red, green and orange flashing | LED test display dur-ing system startup Wait until the device is ready for operation. | |
9 Changing the batteries
The batteries of the weather data sensor have a service life of up to 2 years (alkaline batteries). If the sensor is operated in data retrieval mode, the batteries can achieve a service life of up to approximately 1 year. If the symbol indicating that a battery is empty (☐) appears on the reception station (e.g. Homematic Central Control Unit or Homematic Wireless Weather Data Sensor) when the device is selected or if the device LED (J) briefly flashes red several times after pushing the system button (K) during system startup, please replace the batteries.
To replace the batteries, proceed as follows:
- Release the cap of the main sensor (C) by turning the cylinder clockwise and pushing it downwards.
- Remove the empty batteries from the battery compartment (L).
- Insert three 1.5 V LR6/mignon/AA batteries into the battery compartment (L) observing the correct polarity (as indicated by the markings).
- Close the housing again by pushing it upwards and turning it anticlockwise until it locks into place.

Contact with batteries that are dead or damaged can cause skin irritation. Use protective gloves in this case.

Never recharge standard batteries. Do not throw the batteries into a fire. Do not expose batteries to excessive heat. Do not short-circuit batteries. Doing so will present a risk of explosion.

Always replace all batteries in the device and use batteries of the same type/from the same manufacturer only. Do not mix batteries with rechargeable batteries.


Used batteries should not be disposed of with regular domestic waste! Instead, take them to your local battery disposal point.
10 Restore factory settings

When the factory settings of the device are restored, all settings will be deleted.
To restore the factory settings of the weather data sensor, please proceed as follows:
- Press and hold down the device button (K) until the device LED (J) slowly starts flashing red.
- Press and hold down the device button (K) again until the device LED (J) starts flashing red faster.
- Release the device button (K) and the factory settings will be restored.
- The device LED (J) stops flashing and the weather data sensor performs a restart (LED test display: red, green, orange).
Possible error message:

The error listed below can only occur if you have taught-in the weather data sensor to a central control unit.
If the device LED (J) does not start to flash once the button has been held down but lights up continuously instead, this means the weather data sensor cannot be reset as it is taught-in to the Homematic Central Control Unit. In this case, the device has been blocked for manual resetting. To reset the weather data sensor, you need to use the "WebUI" user interface.
11 General information about radio operation
Radio transmission is performed on a non-exclusive transmission path, which means that there is a possibility of interference occurring.
Interference can also be caused by switching operations, electrical motors or defective electrical devices.

The range of transmission within buildings can differ greatly from that available in the open air. Besides the transmitting power and the reception characteristics of the receiver, environmental factors
such as humidity in the vicinity have an important role to play, as do on-site structural/screening conditions.
eQ-3 AG, Maiburger Str. 29, 26789 Leer/Germany hereby declares that the radio equipment type HM-WDS100-C6-O-2 is in compliance with the Directive 2014/53/EU. The full text of the EU declaration of conformity is available at the following internet address: www.eQ-3.com
11.1 Notes on rectifying malfunctions
- No reception – the distance between the transmitter and receiver is too long.
Reduce the distance between transmitter and receiver.
- No reception – materials with good shielding properties are located between the transmitter and the receiver (thick walls, reinforced concrete, etc.).
Find another position for the transmitter or the receiver. Please refer to sec. "11 General information about radio operation" on page 56 as well.
- No reception – transmitter batteries are empty.
Replace the batteries.
- No reception – the transmitter is subject to a source of interference (wireless device, wireless headphones/loudspeaker).
Eliminate the source of interference or find another position for the transmitter or the receiver.
Often the interference is only present on a temporary basis (radio telephony) or can be eliminated very easily. If radio headphones, wireless baby monitors or other similar devices are operated at 868 MHz in your home or in the neighbourhood, for example, they are usually only switched on for a limited period of time. The majority of these devices can be moved to an interference-free frequency and a measure such as this can mask interference very effectively.
- Wireless sensor interferes with other devices in the 868 MHz band.
Transmissions from the wireless sensor can interfere temporarily (every 3 min. for around 100 ms) with other devices working on the same channel.

Even where critical reception conditions prevail, bidirectional data transmission makes it easier to select the best possible location. To do this, the data retrieval process needs to be started at the reception station (refer to the operating manual for the reception device).
Rotate the reception station a little if necessary. If reception is poor, position it far away from electric motors, electrical machinery, television sets, computer monitors and large metal surfaces.
12 Technical specifications
Device short description: HM-WDS100-C6-O-2
Supply voltage: 3x 1.5 V LR6/mignon/AA
Current consumption: 50 mA max.
Battery life: 2 years (typ.)
Degree of protection: IP22
Ambient temperature: -20 to +55 °C
Dimensions (W x H x D): 40 x 65 x 15 cm (not incl. three-part mast)
Mast length: 1.58 m, ∅ 25 mm
Weight: 3.2 kg
Radio Frequency Band: 868.0 - 868.6 MHz
Maximum Radiated Power: 10 dBm
Receiver category: SRD category 2
Transmitting power: 10 mW
Typ. open area RF range: 300 m
Duty cycle: < 1 % per h
Method of operation: Type 1
Degree of pollution: 2
Measurement interval: between 120 and 184 s
Instantaneous rainfall detection: Signalling interval 184 s (max.)
Max. number of connections: 20
| Parameter Range: | Resolution Tolerance | ||
| Temperature -20 - | +55 °C 0.1 °C Typical: ±0,3 °C | Maximum: ±0.4 °C (at 0 - 55 °C) | |
| Humidity (relative) | 1 - 99 % 1 % Typical: ±3 % | Maximum ±4,5 % (at 20 - 80 %) | |
| Brightness (relative) | 0 - 255 (reference value) | / | / |
| Rainfall 0 - 966 mm | < 0.3 mm / | ||
| Wind velocity 0 – 200 km/h | 1 km/h | / | |
| Wind direction | 0 - 355° | 5° | ±2,5° |
| Wind direction fluctuation range | 0 - 67.5° | 22.5° | / |
Subject to technical changes.
Instructions for disposal

Do not dispose of the device with regular domestic waste! Electronic equipment must be disposed of at local collection points for waste electronic equipment in compliance with the Waste Electrical and Electronic Equipment Directive.
Information about conformity:

The CE sign is a free trading sign addressed exclusively to the authorities and does not include any warranty of any properties.

For technical support, please contact your retailer.
Manufacturer's authorised representative:

eQ-3 AG
Maiburger Straße 29
26789 Leer / GERMANY
www.eQ-3.de