System Pro M DT2K - Electronic timer switch ABB - Free user manual and instructions

Product type	2-channel electronic time switch
Reference	ABB System Pro M DT2K
Supply voltage	230 V AC ±15%, 50/60 Hz, max. 6 VA
Number of contacts	2 potential-free changeover contacts
Max. switching capacity	AC1: 16 A / 250 V~, DC1: 4 A / 12 V
Programming capacity	56 On/Off steps, minimum time between 2 steps: 1 minute
Running accuracy	±1.5 sec / 24 h
Power reserve	Lithium battery, total of 5 years of mains failure
Automatic summer/winter time changeover	Yes (types Euro, User, No)
Programming by day/day group	Yes, individual or grouped days
Overrides and overrides	Permanent On/Off, temporary On/Off
Bar graph display	Daily profile for both channels
Keypad lock	By DT-LK key or key combination
Programming without mains voltage	Yes, display activates when a key is pressed
Dimensions (W × H × D)	58 × 43.8 × 45 mm (excluding protrusions)
Weight	Approx. 100 g
Protection rating	IP 20
Operating temperature	-5 °C to +55 °C
Storage temperature	-20 °C to +70 °C
Connection	Cage terminals: 1 to 6 mm², 1.5 to 10 mm²
Maintenance	No maintenance required; do not clean with solvents
Program reset	By pressing menu, enter, and ← simultaneously
Total reset	By pressing -, +, enter, and menu simultaneously
Programming key (optional)	Ref. DT1-K / DT2-K: copy, backup, permanent override

Frequently Asked Questions - System Pro M DT2K ABB

How to set the time and day on the ABB DT2K time switch?

Select mode Ⓤ with the menu key then enter. Use + and - to change the day, month, year, hour and minutes, then confirm each step with enter.

How to program a switch-on at a specific time on Monday?

Go to prog new mode with menu. Select the channel (C1 or C2) if necessary. Choose the day (1 for Monday) with +/- and confirm. Indicate the state On, then the desired hour and minutes. Confirm each step with enter. Return to auto mode with menu.

How to delete all programs without resetting the time?

Press menu, enter, and ← simultaneously. The program is cleared but the time and date are retained.

What is the DT-K programming key used for?

The key allows you to save the timer's program, load a program from the key, or use it as a permanent override: when inserted, it runs its program without erasing the device's program.

How to manually force the output to a fixed On position?

Press the override key C1 or C2 successively (depending on the channel). The first press gives a temporary override, the second gives a permanent On override (fixed icon). The third gives permanent Off, the fourth returns to auto mode.

Which summer/winter time changeover type to choose for France?

Use the Euro type. It changes automatically on the last Sunday of March (summer time) and the last Sunday of October (winter time).

How to completely reset the device?

Press -, +, enter, and menu simultaneously. All data is cleared, you will need to set the time and date again. Note: even with the keypad locked, this reset is still possible.

What to do if the display shows nothing?

In the absence of mains voltage, the display is off. It wakes up when a key is pressed and turns off again after 1 minute of inactivity. If no key wakes the display, check the 230 V supply.

How to lock the keypad to prevent accidental changes?

Press enter and ← simultaneously for 3 seconds. To unlock, press the same keys for 7 seconds. You can also use the optional DT-LK key.

Can I program the time switch without power supply?

Yes, programming is possible without mains voltage thanks to the backup battery. Press a key to wake the display, then program as usual. Data is stored in non-volatile memory.

USER MANUAL System Pro M DT2K ABB

Technical line drawing of an electrical fuse box with a red cover and terminal connectors (no text or symbols)

2CSM441016D5601

GB

WEEKLY DIGITAL TIME SWITCH

+ PROGRAMMING KEY

|

INTERRUTTORE ORARIO DIGITALE SETTIMANALE

GB Technical specifications

Product delivered with current time and date set.

Automatic change of winter/summer time

Programming key (Ref. DT1-K and DT2-K)

- for permanent waivers,

- or program copy or save.

Programming for day or group of days.

56 program steps On/Off.

Permanent overrides On or Off (permanent light on).

Temporary overrides On or Off (flashing).

Display bar graph of daily profile.

Keyboard locking possible

Programmable with power off.

Electrical characteristics

Supply voltage: 230 V AC ± 15%

Frequency: 50/60 Hz

Power consumption: max. 6 VA to 50 Hz

Output DT1, DT1-K: 1 changeover volt free contact.

Output DT2, DT2-K: 2 changeover volt free contacts.

Maximum load: AC1 μ16A 250 V\~

DC1 (DT1, DT1-K) μ4A 12 V

Cos = 0,6 10A250V

Minimum current: AC1 100 mA 250 V\~

DC1 (DT1, DT1-K) 100 mA 12 V

Galvanic insulation between power supply and output: < 4 kV

Functional characteristics

Programming capacity: 56 steps

Minimum time between 2 steps: 1 minute

Running accuracy: ± 1,5 Sec / 24 h

Operating reserve: lithium battery provides 5 years of backup.

The product is set in standby mode (display is off) if power goes off.

It is set back in auto mode when power is back on. With power off, the screen display is turned on when striking any key. After one minute, it is turned off.

Protection degree: IP 20

Operating temperature: -5 °C to +55 °C

Storage temperature: -20 °C to +70 °C

Lighting loads
230 V~	2300 W	2300 W 500 W		compensated // (max. 45 μF)400 W	non compensated, compensated in series1000 W

Cable connection

1 -> 6 mm2

1,5 -> 10 mm2

Connection diagram

DT1, DT1-K DT2, DT2-K

L N 1 3 5 7 2 4 6 8

L N 1 3 5 7 C2 C1 2 4 6 8

Program reset:

the program may be completely cleared by simultaneously pressing the 3 following keys: menu, enter, ← .

The time and the date will be kept.

Total reset:

pressing simultaneously the -, +, enter, menu, keys lets you clear the entire contents of the product.

Following a total reset it is necessary to reset the time and day of the device.

DT1 K DT2-K

auto prog < E new modif 20030 T off On: 15:36 enter menu DT-VK auto prog < E new modif 20030 T off On: 15:36 On enter menu C1 + C2 enter menu ② ③ ①

Keys:

① menu : selection of operating mode.

auto : mode of running according to the program selected.

prog : new for programming mode.

prog : modif to modify an existing program.

: checking of the program.

: modification of time, date and selection of the winter/summer timechange mode

② + and - : navigation or setting of values.

- (DT1, DT1-K)

and C2

(DT2, DT2-K): in auto mode, selection of es, or waivers.

③ enter : to validate flashing information on display.

④ : to return to the previous step.

You may return into auto mode at any moment using menu. If no action is taken for 1 min., the switch returns into auto mode.

Programming: prog new

Programming may be done for each day or for a group of days. In this case instructions are common to several days.

Days: 1 = Monday, 2 = Tuesday, 3 = Wednesday... 7 = Sunday.

prog 123--67 new ok 20:11 On 0 6 12 18 24

1. Select the prog mode using menu, then enter. 1a DT2 and DT2-K: Select the channel (C1 or C2) using + or -, then enter. The number of remaining program steps appears for a short time.
2. Select the day(s) using + or -. Validate with enter.
3. ok flashes. Use enter to validate the group.
4. or ← makes it possible to reset the group of days if necessary.
5. Using + or -, select the state of the instruction: On, or Off. Validate with enter
6. Enter the time of switch-on using + or -. Validate with enter
7. Enter minutes with + or -. Validate with enter.

Program the other instructions of the group of days by repeating operations 3 to 6.

The day or the group of days may be modified at the during step 3 by pressing +, - or ← .

At the end of programming return to auto mode using the menu button.

DT2 and DT2-K: To set the program of the other channel, return to prog new mode and proceed according to steps 1a. to 6.

In this mode it is also possible to add an instruction to the program set up. Proceed as described above.

Display:

To check the daily profile set up without the risk of modification or deletion:

Select the mode ◀ using menu and enter.

DT2 and DT2-K: Select the channel (C1 or C2) using + or - and enter.

The first step of Monday is displayed as well as the daily profile.

Two options available for display:

1. Pressing repeatedly + or -: lets you shift days. In this case only the first daily step is displayed as well as the daily profile.

2. Pressing enter: all steps of each day appear one after the other.

Modification or clearing of a program step: prog modif

Select the prog mode with menu and press enter.

DT2 and DT2-K: Select the channel (C1 or C2) using + or - and press enter.

Select the modif mode with + or -.

Validate with enter.

The number of remaining program steps appears for a short time.

The first step of the first day or group of days appears.

Repeatedly pressing the enter key displays all programmed steps one at a time.

Any flashing field (state, hour, minutes) may be modified using + or - , then validated with enter.

When the cursor is positioned on ok located behind the group of days, you may display successively the days or the groups of days and switch directly to the one that has to be modified using + or -.

To remove a program step: select the state of the channel (On or Off), press simultaneously + and -.

Clear.appears on the screen.

Validate with enter.

Key (only ref. DT1-K and DT2-K)

As soon as the key appears on the switch appear on the screen.

Two types of operation:

A. Permanent override:

Insert the key into the switch.

After 10 seconds the program contained in the key will be executed without clearing the program contained in the time switch.

As soon as the key is removed the program of the time switch is again valid.

B. Copy (load) / Save (save):

The key makes it possible to save a program contained in the time switch. It is also possible to copy the contents of the key into the clock.

1. Insert the key and wait for 2 sec.

2. Using menu, select the mode:

save : to save a program contained in the time switch,

load : to load the program of the key into the time switch,

: to check the program contained in the key.

1. Validate the selection with enter.

2. For save and load reconfirm with enter.

The following error messages may appear on the screen:

no prog: the key is empty, it does not contain any program.

Error:

DT1-K: the key is that of a two-channels switch.

DT2-K: the key is that of a one-channel switch.

In these two cases:

Only the save mode is possible.

The error message remains on display as long as the key is present, but in this case the program of the time switch is executed.

Setting time and day

Select the mode ⏻ with menu then enter.

Modify the day, month, year, the hour and the minutes using + or - and enter.

Winter/summer time change

The time switch next suggests the winter / summer time changes

Select the type of change desired using + or -.

Validate with enter.

The type of change depends on the geographical zone.

Types available: (

* = type according defect)

Type Start of time Start of time Zone of change Summer change Winter application
Euro *	Last Sunday of March	Last Sunday of October	European Union
USER Date freely programmed	Date freely programmed
No	No change	No change

The change always takes place between 2:00 and 3:00 a.m.

Note:

For United Kingdom, use the geographical area EURO.

For USA, use the type USER and enter following dates:

Beginning of the summer-time 2nd Sunday of Mars, beginning of winter-time the 1st Sunday of November.

Example: for an installation in 2007 enter 11.03 and 04.11 by following the instructions below.

When the USER type is selected:

1. Enter the day then the month of the date of change of the summer time (+ 1 hour) with + or - and enter.
2. Enter the day then the month of the date of change of the winter time (- 1hour) with + or - and enter.

The time switch will check which days of which weeks correspond to these dates and will apply changes to the same periods for the following years independently of the date.

Override

DT1, DT1-K: Pressing repeatedly on 🔒 -.

DT2, DT2-K: Pressing repeatedly on C1 🎨 or C2 🎨.

If the state of the output is On:

1 st pressure: temporary waiver. Off and flash. The next program step will let you return to the automatic mode.

2 ^nd pressure: permanent override. On and are permanent.

This override must be cancelled manually.

3 rd pressure: permanent override. Off and are permanent.

This override must be cancelled manually.

4^th pressure: return to the automatic mode.

Locking

To prevent all undesirable actions, the keyboard of the time switch may be locked using a key DT-LK or pressing the enter and keys for 7 seconds.

Unlocking is done in the same way.

Full product reset remains feasible when the keyboard is locked.

Dimensions

58 43.8 45 85 35.8

B. Copia (load) / back-up (save):

Programmation: prog new

B. Copia (load) / Registro (save):

B. Cópia (load) / Salvaguarda (save):