ABB DWTL1 User Manual
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ABB DWTL1 User Manual

Digital weekly astronomical twilight switch with probe
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User Manual
DIGITAL WEEKLY ASTRONOMICAL
TWILIGHT SWITCH WITH PROBE
DWTL1

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Summary of Contents for ABB DWTL1

  • Page 1 User Manual DIGITAL WEEKLY ASTRONOMICAL TWILIGHT SWITCH WITH PROBE DWTL1...
  • Page 3 Cycle switchings setting menu page Protection PIN setting menu page ■ Program menu page Program menu: new page Program menu: new daily timed page Program menu: new weekly timed page Program menu: new holiday timed page - 1 - User manual DWTL1...
  • Page 4 The backup battery allows you to keep the settings even in case of black-out and can be replaced through the cover on the back of the time switch. DWTL1 time switch is device of electronic type that perform actions of 1B type, intended to operate in environments with III overvoltage category and pollution degree 2 in accordance with EN 60730-1 standard.

  • Page 5: Technical Features

    • Operating temperature: -20 ÷ +50 °C • Operating temperature of the twilight probe: 0 ÷ +50 °C • Storage temperature: -25 ÷ +70 °C • Storage temperature of the twilight probe:-20 ÷ +70 °C - 3 - User manual DWTL1...

  • Page 6: Safety Warnings

    Category III and Pollution degree 2, according to the Standard EN 60730-1 9) The access to the device must be limited and the default device PIN and Bluetooth password must be changed in order to avoid tempering of programs of relays. - 4 - User manual DWTL1...

  • Page 7: Wiring Diagrams

    WIRING DIAGRAMS DWTL1 - 5 - User manual DWTL1...

  • Page 8: Display And Keyboard Description

    “Ok” + “C1” (3 sec): active random switching on channel 1 : active pulse program  Day of the week (DAY) indication “ ” + “C1” (3 sec): active cycle switching on channel 1 - 6 - User manual DWTL1...

  • Page 9: Initial Operation

    INITIAL OPERATION Daylight Saving time (DST) - start of daylight saving time (DST): • Once out of the package, DWTL1 is off: press the key change: active last Sunday of March at 02:00 wait a moment before activating the display o’clock...

  • Page 10: Start Page (Or Main)

    In this condition the backlighting is not active and the relay is in off status. calculated sunset is at 23:59 NOTE: Bluetooth interface is active only when DWTL1 displays the NOTE: The device is supplied with deactivated Bluetooth start page (main) and only if it’s mains power supplied. Therefore, interface.
  • Page 11 Access the store of your device, install and start the free app DBT TIMER - 9 - User manual DWTL1...
  • Page 12 Activate Bluetooth on DWTL1 device (see page 45). At the start the app displays the list of the associated DWTL1 device. To associate a new device, press the symbol “ ” in the upper right corner. All the Bluetooth devices detected nearby are displayed: select the device to be associated from the list.

  • Page 13: Manual Switching

    MANUAL SWITCHING To manually take action on the channel of DWTL1 astronomical twilight switch (activated with the combination described on page 6), carry out the operations described below: SWITCHING CHANNEL: press the key . If on becomes off and vice versa.

  • Page 14: Menu Description

    MENU DESCRIPTION Press the key to access the menu - 12 - User manual DWTL1...
  • Page 15  “Hour counter” menu allows you to check the operation hours (relay on) of the loads connected to the relays.  “Reset” menu allows you to reset settings, programmed settings, operating hour counter.  “Ver FW” menu allows you to check the firmware version installed on the device. - 13 - User manual DWTL1...

  • Page 16: Settings Menu

    SETTINGS MENU “Settings” menu allows you to view and eventually to modify the the general operation settings of DWTL1, such as: language  date  time  automatic daylight saving time (DST) change  position (astronomical coordinates)  interval duration between two random switchings ...
  • Page 17 Language setting menu Available languages: German, English, Spanish, French, Italian, Russian. Quick access: from the main page it’s possible to access the language setting by pressing the key for at least 3 seconds. - 15 - User manual DWTL1...
  • Page 18 ( Choose, by convention, the first day of the week. In Italy, for example, the first day of the week is Monday, in the UK it’s Sunday. Enter the date: day, month, year. - 16 - User manual DWTL1...
  • Page 19 Time setting menu Parameters modification Parameters modification Set the time: hours, minutes. Set the time zone. Range: -14:00 ÷ +14:00 at 15 minutes steps. For Italy set +1:00. - 17 - User manual DWTL1...
  • Page 20 Daylight saving time (DST)/winter time (CET) change setting menu Daylight saving time (DST)/winter time(CET) change and vice versa can occur in an automatic way. In this case, DWTL1: - increases by an hour in the passage from winter time (CET) to daylight saving time (DST) - decreases by an hour in the passage from daylight saving time (DST) to winter time (CET) For every change it’s necessary to specify:...
  • Page 21 ) or to disable ( ) the automatic time change. Set date and time of the winter time (CET)-daylight saving time (DST) change. Set date and time of the daylight saving time (DST)-winter time (CET) change. - 19 - User manual DWTL1...
  • Page 22 Therefore, in some applications it is more interesting to take as times of switching on and off the twilight (civil) in place of sunrise and sunset. With DWTL1 it’s possible to choose to turn on/off the loads depending on the times of sunrise and sunset or the civil twilight.
  • Page 23 Set a possible correction of the calculated sunset time. Positive values to delay, negative values to anticipate. Choose as switching times the civil twilight ( ) in place of sunrise and sunset ) times. - 21 - User manual DWTL1...
  • Page 24 Set the minimum duration. It’s possible to set values between 1 minute and the maximum duration. Set the maximum duration. It’s possible to set values between the minimum duration and 23:59 hours. Note: setting the minimum duration equal to the maximum, the switchings will occur at fixed time intervals. - 22 - User manual DWTL1...
  • Page 25 Default on duration: 1minute, OFF duration: 1 minute Parameters modification Set the ON duration. It’s possible to set values between 1 minute and 99:59 hours. Set the OFF duration. It’s possible to set values between 1 minute and 99:59 hours. - 23 - User manual DWTL1...
  • Page 26 To disable PIN protection: - set “---” (located before 000 or after 999) Note: If you have forgotten your PIN code to unlock DWTL1 it’s necessary to carry out a hardware reset (see page 52). - 24 - User manual DWTL1...

  • Page 27: Program Menu

    “astronomical with probe” and the set program 1. If you need the “programmable twilight” function, you need to delete the stored program before proceeding with the creation of the time program. Otherwise the error message is shown. ERROR 012 - 25 - User manual DWTL1...
  • Page 28 • NIGHT program: program (1, 2, ... 5) running from sunset to dawn * times of sunrise and sunset are automatically calculated by DWTL1 according to geographic coordinates set during installation. In place of sunrise and sunset times it’s possible to use the times of civil twilight (see page 18).
  • Page 29 Likewise, ON holidays and OFF holidays programs can not coexist. Programs priority The priority programs defines how DWTL1 manages the case in which programs with different period are running at the same time (1 indicates higher priority).
  • Page 30 From this example it’s possible to see that the daily event on Monday is not carried out because in the same day it is provided the beginning of the week program (even if the daily program - 28 - User manual DWTL1...
  • Page 31 1 to 7: - by pressing the key to move to the next day without selecting the current day - by pressing the key to select/deselect the current day and move to the next - 29 - User manual DWTL1...
  • Page 32 Program menu: new daily timed Enter program parameters Program parameters - on/off: on time and off time - on pulse: time and pulse duration (max 59 seconds) - off pulse: time and pulse duration (max 59 seconds) - 30 - User manual DWTL1...
  • Page 33 - on pulse: day (or days)* and pulse time, pulse duration (max 59 seconds) - off pulse: day (or days)* and pulse time, pulse duration (max 59 seconds) * See “Select days” on page 27 - 31 - User manual DWTL1...
  • Page 34 Holiday program HOLIDAY ON: the relay is ON from the beginning to the end of Holiday program Program parameters - beginning of the program - end of the program - 32 - User manual DWTL1...
  • Page 35 Otherwise is signaled. of the specified VV month of all years of all months of the specified ZZ year of the specified VV month of the specified ZZ year - 33 - User manual DWTL1...
  • Page 36 Program menu: new astro night Choose Nights nights programs - 34 - User manual DWTL1...
  • Page 37 Selected nights: between day 1 and 2, between day 2 and 3, between day 4 and 5 Selected nights: between day 1 and 2, between day 3 and 4, between day 7 and 1 - 35 - User manual DWTL1...
  • Page 38 ** Switching on continues for the entire set time interval (also duration (pulse, max 59 seconds). if off time is after sunrise). *** Switching on occurs before sunrise of the entire set time interval (also if on time is before sunset). - 36 - User manual DWTL1...
  • Page 39 (***) settable time interval. (**) Turning on at sunrise for a settable short Turning on at sunset for a settable short duration (pulse, max 59 seconds). duration (pulse, max 59 seconds). - 37 - User manual DWTL1...
  • Page 40 Program menu: new astro daily Enter program parameters Program parameters - on/off: on time and off time - on pulse: time and pulse duration (maximum 59 seconds) - off pulse: time and pulse duration (maximum 59 seconds) - 38 - User manual DWTL1...
  • Page 41 - on pulse: day (or days)* and pulse time, pulse duration (max 59 seconds) - off pulse: day (or days)* and pulse time, pulse duration (max 59 seconds) * See “Select days” on page 27 - 39 - User manual DWTL1...
  • Page 42 HOLIDAY ON: the relay is ON from the beginning to the end of holiday program. Program parameters - beginning of the program - end of the program - 40 - User manual DWTL1...
  • Page 43 Otherwise is signaled. of the specified VV month of all years of all months of the specified ZZ year of the specified VV month of the specified ZZ year - 41 - User manual DWTL1...
  • Page 44 Note: a program requires more screens to be displayed: • press the key to move from the first to the second part of the same program • press the keys to switch from one program to another - 42 - User manual DWTL1...
  • Page 45 Choose the Choose the period type Check programs - 43 - User manual DWTL1...
  • Page 46 To modify: press for a long time (at least 3 seconds) the key To delete: press for a long time (at least 3 seconds) and simultaneously the keys - 44 - User manual DWTL1...
  • Page 47 Choose the Choose the period type Modify/ Delete programs - 45 - User manual DWTL1...
  • Page 48 Program menu: delete Delete programs “Delete” menu is used to delete all stored programs. Note: to delete one single program see “modify” menu (see page 42). - 46 - User manual DWTL1...
  • Page 49 To enable the Bluetooth interface: set Bluetooth ON Warning: to make the Bluetooth interface active, the DWTL1 must be mains powered and connected to the main page (see page 8). The Bluetooth interface is therefore not active when browsing through the DWTL1 menus.
  • Page 50 Password change Changing the password The password is the 6-digit code required by the app for the first association between DWTL1 and smartphone Press the key for at least 3 seconds until the first digit of the password starts to flash.
  • Page 51 Note: from the main screen, press for a long time (more than 3 seconds) the key to display the level of brightness measured by the probe at that moment. At this point, press for a long time the key again to set the measured value as a threshold. - 49 - User manual DWTL1...
  • Page 52 - 50 - User manual DWTL1...
  • Page 53 1. press the key for 3 seconds until the display shows “ ” 2. confirm by pressing (press to exit without zeroing) Note: it’s possible to reset all counters contemporary from the “Reset” menu (see page 51). - 51 - User manual DWTL1...
  • Page 54 Confirm delete - 52 - User manual DWTL1...

  • Page 55: Reset Menu

    1. press the key “R” with a sharp object The hardware reset is also useful when you forget PIN protection. Reset, in fact, unlocks the keyboard for 3 minutes, the necessary time to access the appropriate menu and check/disable PIN. - 53 - User manual DWTL1...
  • Page 56 - 54 - User manual DWTL1...

  • Page 57: Firmware Menu

    FIRMWARE MENU This menu shows the firmware installed in the device, where: 022 is the revision index 05 is the month 20 is the day - 55 - User manual DWTL1...

  • Page 58: Error Signals

    Invalid date * In this case, carry out a hardware reset (see page 51). Insufficient memory If the error persists, contact ABB technical support mobile Attempt to set an on pulse when is already stored an off pulse (see page 25)

  • Page 59: Battery Management

    . In this case, the battery must be replaced as soon as possible. Use only batteries of CR2032. ABB declares that the device complies with the EU directive 2014/53/EU (RED) with reference to the following standards: To replace the battery: - disconnect the mains •...
  • Page 60 V.le dell’Industria 18 20010 Vittuone (MI) - Italy Tel. +39 02 2415 0000 https://new.abb.com/low-voltage © Copyright 2019 ABB S.P.A . All rights reserved. We reserve the right to make technical changes or modify the contents of this document without prior notice. 03-2020...

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