Protocol
5/10
Runtime Controller
000026:47:49
Date Time
▼
Press the
key to display the date and time of the fault.
Protocol
5/10
000026:47:49
Date Time
00.00.00 00:00
▼
Press the
key again to show further details.
Back
12.2
Messages and trouble shooting
A momentary pending alarm or error message is indicated by a blinking display and appears
alternately with the actual value display.
Display
Relais switches **
Possible cause
Reaction of Controller
Symbol
Operation
Failure
Adjustment
no display
Automatically restart after a power failure
or mains disconnection!
Check line voltage.
OFF
1
0
No enable
Switch off with the ON/OFF key or an
external contact (function
|
1D
|
= enable
programmed for Digital In).
Motor fault
1
1
A connected thermostat or thermis-
tor has tripped the circuit or inter-
ruption between both terminals
“
TB/TP
”
The unit then remains switched off. A
programmed operating and fault-indicat-
ing relay is triggering
Check motor and connection then reset.
Line Fault
1
1
The device is provided with a built-
in phase-monitoring function for
the mains supply. In the event of a
mains interruption (failure of a fuse
or mains phase) the unit switches
off after a delay (approx. 60 ms).
If the voltage supply returns within 5 s,
the device automatically switches itself
back on.
In the case of mains interruptions over 10
s, the error message
“
Line fault
”
appears.
Check line voltage.
UI Bootload
0
1
Fault bootload process display,
communication fault.
Normal operation with fault message.
Must be repaired by the manufacturer.
MC Bootloader
0
1
Fault bootload process of the
motor controller. I.e. the motor con-
troller program could not be loaded
or started.
The unit cuts out and does not switch on
again.
Must be repaired by the manufacturer.
Error MODBUS Com
0
1
MODBUS communication faulty
(timeout)
Warning message
Check MODBUS connection.
Communication
0
1
Internal communication fault be-
tween control unit and power unit
Automatic controller reset
If error message persists, repair by the
manufacturer is necessary.
DS2502
1
1
Data memory on power unit cannot
be read
The unit cuts out and does not switch on
again.
Must be repaired by the manufacturer.
NTC Error
0
1
Cable break to internal NTC resis-
tor
Warning message
Must be repaired by the manufacturer.
Operating Instructions
Fcontrol
–
model series FKDM25/32AM-C
Protocol
L-BAL-E214-GB 1446 Index 002
Part.-No.
91/99
