Danfoss ADAP-KOOL AK-LM 340, User Manual, Page: 90 / 92

90 RS8GV202 © Danfoss 2016-06 AK-LM 340
Alarm texts
Settings Default
priority
Alarm text Description
S X sensor error
(X=1-40)
High S X sensor error S X temp. sensor signal is faulty
P X sensor error
(X=1-20)
High P X sensor error P X pressure transmitter signal is faulty
Standby mode Medium Control stopped,
MainSwitch=OFF
The control has been stopped via the setting ”Main switch” = OFF
Thermostat X – Low
temp. alarm
(X=1-5)
Medium Thermostat X - Low alarm Thermostat temperature has been below the set low temperature
limit for longer time than set delay
Thermostat X – High
temp. alarm
(X=1-5)
High Thermostat X - High alarm Thermostat temperature has been above the set high temperature
limit for longer time than the set delay
Pressostat X – Low pres-
sure alarm
(X=1-5)
Medium Pressostat X - Low alarm The pressure has been below the set low pressure limit for longer
than the set delay
Pressostat X – alarm limit
high pressure
(X=1-5)
Medium Pressostat X - High alarm The pressure has been above the high pressure limit for longer than
the set delay time
Voltage input X – Low
alarm
(X=1-5)
Medium Analog input X - Low alarm The voltage signal has been below the low alarm limit for longer
time than set delay
Voltage input X – High
alarm
(X=1-5)
Medium Analog input X - High alarm The voltage signal has been above the high alarm limit for longer
time than set delay
DI X alarm input
(X=1-16)
Medium DI X alarm Alarm on general alarm input DI x
Stepper alarm High Stepper PI X
- open coil
- shorted output
- error
- power failure
Alarm from stepper valve
Check valve and stepper rmodule AK-XM 208C
System alarms
The alarm priority can not be altered on system alarms
Medium Clock has not been set Time has not been set
Medium System Critical exception A unrecoverable critical system failure has occurred – exchange the
controller
Medium System alarm exception A minor system failure has occurred – power off controller
Medium Alarm destination disabled When this alarm is activated the alarm transmission to the alarm
receiver has been deactivated.
When the alarm is cleared the alarm transmission to the alarm
receiver has been activated.
Medium Alarm route failure Alarms can not be transmitted to alarm receiver – check communi-
cation
High Alarm router full The internal alarm buffer has an overrun – this might occur if the
controller can not send the alarms to the alarm receiver. Check com-
munication between controller and AKA gateway.
Medium Device is restarting The controller is restarting after flash updating of the software
Medium IO module error There is a communication fault between the controller module and
the extension modules – the fault must be corrected as soon as
possible
Low MAN DI………. The output in question has been put in manual control mode via the
AK-ST 500 service tool software
Low MAN DO……… The output in question has been put in manual control mode via the
AK-ST 500 service tool software