LC-181 - Motion detector DSC - Free user manual and instructions
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| Product Type | Motion Detector |
| Brand | DSC |
| Model | LC-181 |
| Detection Method | Passive Infrared (PIR) |
| Detection Range | Up to 12 meters |
| Detection Angle | 90 degrees |
| Recommended Installation Height | 2.2 meters above floor level |
| Power Source | 3V CR123A lithium battery (included) |
| Battery Life | Up to 2 years under typical use |
| Wireless Frequency | 433.92 MHz |
| Wireless Range | Up to 120 meters in open space |
| Installation Location | Indoor only |
| Operating Humidity | 5% to 85% non-condensing |
| Operating Temperature | -10°C to 50°C |
| Dimensions (W × H × D) | 105 × 60 × 45 mm |
| Weight | 90 g |
| Mounting Type | Wall or corner bracket included |
| Tamper Protection | Yes, anti-opening switch |
| LED Indicator | Yes, for warm-up and alarm status |
| Pet Immunity | Up to 25 kg (adjustable) |
| Standards | CE, RoHS |
Frequently Asked Questions - LC-181 DSC
How do I install the DSC LC-181 motion detector?
Choose a location at the recommended height of 2.2 meters with a clear view of the area to protect. Use the included bracket to mount it on a wall or corner. Avoid direct sunlight, heat sources, and air vents to prevent false alarms.
How do I change the battery in the LC-181?
Slide off the cover and gently remove the old 3V CR123A lithium battery. Insert the new battery observing polarity. Press the tamper or test button to verify the detector resumes normal operation.
What is the detection range and angle of the LC-181?
The LC-181 covers up to 12 meters with a 90-degree field of view. This makes it suitable for medium-sized rooms and corridors.
How can I prevent false alarms?
Mount the detector away from windows, radiators, and HVAC outlets. Keep pets and moving objects out of the detection field if pet immunity is not enabled. Clean the lens periodically and ensure the mounting is stable to avoid vibrations.
Is the LC-181 pet-friendly?
Yes, the LC-181 includes adjustable pet immunity up to 25 kg. You can set the sensor to ignore small animals moving near the floor while still detecting human intruders.
How do I clean the LC-181?
Use a soft, dry cloth or a slightly damp microfiber cloth to wipe the lens and housing. Do not use solvents or abrasive cleaners. Ensure the device is dry before reassembling.
What is the wireless range of the LC-181?
In an open space, the wireless signal can reach up to 120 meters. Walls, floors, and metal objects can reduce this range. Conduct a site test to confirm reliable communication with the receiver.
How do I pair the LC-181 with my alarm system?
Put your alarm panel into learn mode, then trigger the detector by pressing the test button or walking in front of it. The detector will transmit a signal; refer to your alarm system's manual to confirm successful enrollment.
Can I use the LC-181 outdoors?
No, the LC-181 is designed for indoor use only. Exposure to rain, extreme temperatures, or direct sunlight may damage it and cause unreliable operation.
What does the LED indicator on the LC-181 show?
The LED flashes during the warm-up period (typically 60 seconds) and when motion is detected. A steady blink during alarm confirms activation; check the user manual for specific blink patterns.
User questions about LC-181 DSC
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USER MANUAL LC-181 DSC
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Product information
Brand : DSC
Model : LC-181
Category : Motion detector