TRA-F12x-A
O
PERATION
Doc: 70-00-0792B V1.3, 20220830
© Vector Controls GmbH, Switzerland
Page 11-34
Subject to change without notice
www.vectorcontrols.com
V
ECTOR
Start-up with Modbus address not set (after initial installation)
During start-up, the backlight of the display and all LCD segments are shown for two seconds. Then the software version
and revision are shown for two seconds on the small digits (format: 1r0, means version 1 revision 0).
After the software version, the Modbus address can be set with the up ( ) or down ( ) button and stored with the fan
button ( ).
You can leave the set menu without saving the Modbus address by pressing the operating ( ) or controlling ( ) mode
button.
Display test
Software version (example) Set Modbus address menu (alternating)
If no address is entered, set mode is left automatically after 10 minutes. The address set menu will appear again
on the next start-up.
After these steps the controller runs in comfort, economy or protection mode.
3.4.6
Power Failure
All temperature set points and parameters are automatically saved and do not need to be re-entered.
Upon return of power, the controller will start in Protection, Comfort or the same mode, according to the controller
configuration (see parameter P110).
3.5
View input status (RT1/RT2)
Press the fan button ( ) for minimum 3 seconds to enter the input menu. The input status of RT1 and RT2 is displayed in
alternation.
RT1 as digital input
RT1 as temperature input RT2 as digital input
RT2 as temperature input
The status of the inputs is displayed:
Large Digits
Small digits
Condition
on/off
In 1
RT1 configured as NO/NC digital input
Temperature
in °C/°F
In 1
RT1 configured as NTC temperature sensor
on/off
In 2
RT2 configured as NO/NC digital input
Temperature
in °C/°F
In 2
RT2 configured as NTC temperature sensor
Press the Operating ( ) or Controlling ( ) Mode button to leave the menu. After one minute the input menu is left
automatically.
