+050004104 rel. 2.2 del 26.09.07
11
ENGL
ISH
5. TABLE OF ALARMS AND SIGNALS: display, buzzer and relay
The following table describes the alarms and the signals on the controller, with the corresponding description, status of the buzzer, the alarm relay and the
reset mode.
Code
Icon on the display
Alarm relay
Buzzer
Reset
Description
‘rE’
flashing
active
active
automatic
virtual control probe fault
‘E0’
flashing
off
off
automatic
room probe S1 fault
‘E1’
flashing
off
off
automatic
defrost probe S2 fault
‘E2’-3-4
flashing
off
off
automatic
probe S3-4-5 fault
‘___’
no
off
off
automatic
probe not enabled
‘LO’
flashing
active
active
automatic
low temperature alarm
‘HI’
flashing
active
active
automatic
high temperature alarm
‘AFr’
flashing
active
active
manual
antifreeze alarm
‘IA’
flashing
active
active
automatic
immediate alarm from external contact
‘dA’
flashing
active
active
automatic
delayed alarm from external contact
‘dEF’
on
off
off
automatic
defrost running
‘Ed1’-2
no
off
off
autom./manual
defrost on evaporator 1-2 ended by timeout
‘Pd’
flashing
active
active
autom./manual
maximum pump-down time alarm
‘LP’
flashing
active
active
autom./manual
low pressure alarm
‘AtS’
flashing
active
active
autom./manual
autostart in pump-down
‘cht’
no
off
off
autom/manual
high condenser temperature pre-alarm
‘CHT’
flashing
active
active
manual
high condenser temp.
‘dor’
flashing
active
active
automatic
door open for too long alarm
‘Etc’
flashing
off
off
autom./manual
real time clock fault
‘EE’
flashing
off
off
automatic
unit parameter EEPROM error
‘EF’
flashing
off
off
automatic
operating parameter EEPROM error
‘HA’
flashing
off
off
manual
HACCP alarm type ‘HA’
‘HF’
flashing
off
off
manual
HACCP alarm type ‘HF’
‘rCt’
Signal
Instrument enabled for programming from remote control
‘Add’
Signal
Automatic address assignment procedure in progress
‘Prt’
Signal
Report being printed
‘LrH’
Signal
Activation of the low relative humidity procedure
‘HrH’
Signal
Activation of the high rH procedure
‘ccb’
Signal
Request start continuous cycle
‘ccE’
Signal
Request end continuous cycle
‘dFb’
Signal
Request start defrost
‘dFE’
Signal
Request end defrost
‘On’
Signal
Switch ON
‘OFF’
Signal
Switch OFF
‘rES’
Signal
Reset alarms with man. reset;
Reset HACCP alarms;
Reset temp. monitoring
‘n1’ to ‘n6’
flashing
active
active
automatic
Indicates alarm on unit 1 to 6 present in the network
‘dnL’
Signal
Download in progress
‘d1’ to ‘d6’
flashing
off
off
Download with errors on unit 1 to 6
Tab. 5.a
Notes:
The buzzer is activated if enabled by parameter ‘H4’.
The alarm relay is activated if one of the auxiliary outputs, AUX (‘H1’) or AUX2 (‘H5’), has been assigned the alarm relay function (normally energised or
de-energised).
