Danfoss AK-PC 560 User Manual page 17

The controller can give the following messages
E1 Error Fault in controller
message
Regulation is outside the range, or the control
E2
signal is defective
Alarm
A2 Low P0
message
A11 Refrigerant not selected
A17 High Pc
A19 Compressor 1 error (29)
A20 Compressor 2 error (31)
A21 Compressor 3 error (32)
A22 Compressor 4 error (33)
A23 Compressor 5 error (34)
A24 Compressor 6 error (35)
A25 Compressor 7 error (36)
Saux discharge gas temperature to high . Digital
A27
scroll is stopped
A28 DI 1 alarm. Terminal 46 interrupted
A29 DI 2 alarm. Terminal 47 interrupted
A30 DI 3 alarm. Terminal 49 interrupted
A31 DI 4 alarm. Terminal 50 interrupted
A32 DI 5 alarm. Terminal 52 interrupted
A34 Fan alarm. There is no signal on DI1 input
A45 Regulation stopped
S0 Status Regulation
message
S2 Wait for "c01"
S5 Wait for "c07"
Refrigeration stopped by the internal or external
S10
start/stop function
S25 Manual control of outputs
Safety cutout.
S34 Setting A30 is exceeded or all safety inputs (29-
36) are open
Access code is required before you have access to
PS Info
the settings
AK-PC 560
The actual compressors
safety circuit is
interrupted.
That is to say the signal
is missing on one of the
terminals 29-36
Manual RS8GE202 © Danfoss 01-2016
Messages can be brought up on the display by briefly pressing
the uppermost key. If there is more than one alarm, they can be
scrolled through
Factory setting
If you need to return to the factory-set values, it can be done in
this way:
- Cut out the supply voltage to the controller
- Keep upper and lower button depressed at the same time as
you reconnect the supply voltage
17