GBA C 5100 3 E
BA
Page 13 of 23
Dezember 20, 2021
Last revised 12-2021
Rev. 3
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Display and LED
Description
Temperature controller is switched off (Standby-Mode).
Temperature controller is switched on.
Temperature is 55°C (actual value).
Heating is active (LED 1 lights).
If none of the keys is pressed, the display indicates the actual value of the temperature. Pressing the SET
key, the setpoint shows on the display.
If the setpoint is to be changed, the SET key is to be kept pressed while adjusting the setpoint with the keys
UP and DOWN.
Please note that the setpoint can only be changed within the set setpoint limits.
The LED 1 lights up when the temperature controller heats.
The set temperature (set value) will be stored even after switching off the temperature controller. The last
set temperature (set value) is active after switching on the temperature controller.
5.1.1 S
TATUS MESSAGES TEMPERATURE CONTROLLER
Message
Cause
Error elimination
“AUS” or “OFF”
Standby modus, no regulation
Switch on with STANDBY key
F1L
Sensor error,
short-circuit at sensor
Check sensor
F1H
Sensor error,
open-circuit at sensor
Check sensor
Buzzer
Temperature alarm or sensor error
The buzzer function can be switched off
with the DOWN key.
EP, display flashes
Data loss at parameter memory
(Contact is switched off)
If error cannot be eliminated by switching
on/off, the controller must be repaired.
