Operation
18 3ZX1012-0RB22-1AA1
English
4.4 Error codes
In the event of errors, the system outputs error codes in the form
of a flashing sequence of three red LEDs.
Example: Error 6
1 s
1423 65
1 s
1423 65
Code Description/remedy
1)
1 Thermistor fault during start-up: Thermistor is activated, but not (no
longer) noticeable, wire break possible
Deactivate thermistor, or connect or check thermistor.
2 Thermistor fault: Short-circuit
Thermistor is short-circuited. Remove short-circuit!
3 Thermistor fault: Wire break
Connection broken. Remove interruption!
4—
5 Faulty communication with current measurement module during start-
up
Is the current measurement module connected?
6 Faulty assignment of I
e
<--> current measurement module:
Set current I
e
not within the permissible current range of the current
measurement module or rotary button (Fig.
IVb) outside 10 ... 100 %.
Please correct!
7 Invalid current measurement module detected:
Connect 3RB29.. current measurement module!
8 Undervoltage detected:
The permissible operating voltage has been undershot.
9—
10 internal fault
An internal fault has been detected. Return device to manufacturer.
1)Reset only possible by switching off the control supply voltage!
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