Doc. No.:
560001 EG
Page:35
Ed.1" 08-2014
From ser. no.:
ENGLISH
8.1 Summary table of alarms and signals: display, buzzer and relay
The following table describes the alarms and signals on the controller, with their description, the status of the buzzer, the alarm
relay and the reset mode.
Code
Icon on the display
Alarm relay
Buzzer
Reset
Description
rE
fl ashing
on
on
automatic
virtual control probe fault
E0
fl ashing
off
off
automatic
room probe S1 fault
E1
fl ashing
off
off
automatic
defrost probe S2 fault
E2
fl ashing
off
off
automatic
probe S3 fault
E3
fl ashing
off
off
automatic
probe S4 fault
E4
fl ashing
off
off
automatic
probe S5 fault
‘___’
No
off
off
automatic
probe not enabled
LO
fl ashing
on
on
automatic
low temperature alarm
HI
fl ashing
on
on
automatic
high temperature alarm
AFr
fl ashing
on
on
manual
antifreeze alarm
IA
fl ashing
on
on
automatic
immediate alarm from external contact
dA
fl ashing
on
on
automatic
delayed alarm from external contact
dEF
on
off off
automatic
defrost
running
Ed1
No
off
off
automatic/manual
defrost on evaporator 1 ended by timeout
Ed2
No
off
off
automatic/manual
defrost on evaporator 2 ended by timeout
Pd
fl ashing
on
on
automatic/manual
maximum pump down time alarm
LP
fl ashing
on
on
automatic/manual
low pressure alarm
AtS
fl ashing
on
on
automatic/manual
autostart in pump down
cht
No
off
off
automatic/manual
high condenser temperature pre-alarm
CHT
fl ashing
on
on
manual
high condenser temperature alarm
dor
fl ashing
on
on
automatic
door open too long alarm
Etc
fl ashing
off
off
automatic/manual
real time clock fault
EE
fl ashing
off
off
automatic
E2prom error, unit parameters
EF
fl ashing
off
off
automatic
E2prom error, operating parameters
HA
fl ashing
off
off
manual
HACCP alarm, HA
HF
fl ashing
off
off
manual
HACCP alarm, HF
rCt
Signal
off
off
automatic
instrument enabled for programming from the remote control
Add
Signal
off
off
automatic
automatic address assignment procedure in progress
Prt
Signal
off off
automatic
printing
report
LrH
Signal
off
off
automatic
activation of low relative humidity procedure
HrH
Signal
off
off
automatic
activation of high relative humidity procedure
ccb
Signal
start continuous cycle request
ccE
Signal
end continuous cycle request
dFb
Signal
start defrost call
dFE
Signal
end defrost call
On
Signal
switch ON
off Signal
switch OFF
rES
Signal
reset alarms with manual reset
reset HACCP alarms
reset temperature monitoring
n1 - n6
fl ashing
on
on
automatic
indicates an alarm on unit 1-6 in the network.
dnL
Signal
download in progress
d1 - d6
fl ashing
off
off
download with errors on unit 1-6.
Tab. 8.a
The buzzer sounds if enabled by parameter H4.
The alarm relay is activated if auxiliary output 1 (H1) has been assigned the alarm relay function.
Note:
the buzzer is not aff ected by the CAREL supervisory system.
8. ALARMS AND SIGNALS
