Emerson Dixell iProChill IPC115D - Low Pressure Pressure Switch Alarm

1592025050 iProChill v2.5 10D00 AG v1.3 GB 18.02.2016.docx iProCHILL 169/205
10.3 COMPRESSOR HIGH DISCHARGE THERMOSTAT ALARM FROM DIGITAL INPUT
Alarm code
C1dt…C16dt (compressor 1…16 high discharge thermostat alarm)
Display in keyboard
Hi temp C1-…Hi temp C16
Cause of activation
With unit in ON and compressor discharge thermostat digital input active.
From DI: Compressor 1…16 discharge thermostat (DI type=18…33)
Reset
Input deactivation
Reset
Reset is always manual if AL11 = 0
Reset is always automatic if AL11 =60
Reset passes from automatic to manual if AL11 goes from 1 to 59
(reset procedure in functions menu)
Icon
flashing
Action
Alarm relay + buzzer activated
Regulators
Alarm
Relay + buzzer activated
Reverse valve
it follows its regulation
Recovery valve
it follows its regulation
Free-cooling on/off valve
it follows its regulation
Auxiliary relay
It follows/they follow its/their regulation
0÷10V proportional output
It follows/they follow its/their regulation
Idle running valve
It follows its regulation
Supply ventilation
It follows its regulation
Condensation ventilation
It follows its regulation
Support/boiler/anti-freeze
It follows its regulation
Pump/and water evaporator
and condenser
It follows its regulation
Compressor affected
Off
Compressor not affected
It follows its regulation
Pump down solenoid valve
It switches-off if there is only 1 compressor per circuit, otherwise it follows its
regulation
10.4 LOW PRESSURE PRESSURE SWITCH ALARM
AL 1
Low pressure alarm delay from a digital/analogue input
0
250
Sec
AL 2
Defines low pressure alarm operation with pump-down enabled
0 = independent from the pump down
1 = blocks the compressors until the pressure switch is disabled
2 = lets the compressors reach peak values
0
2
AL 5
Maximum number of interventions per hour of the low pressure alarm from a
digital/analogue input. If the number exceeds AL05 the alarm becomes
manual reset.
Reset is always manual if AL05 = 0
Reset is always automatic if AL05 = 60
Reset moves from automatic to manual if AL05 moves from 1 to 59
0
60
AL 6
Low temperature / pressure alarm in defrost mode
0 = not enabled
1 = enabled
0
1
AL 7
Low temperature / pressure alarm delay in defrost mode
Delay time between alarm condition occurrence and reaction by device
0
250
Sec
AL 8
Low temperature/pressure alarm with the unit in remote OFF or Stand-by
mode
0 = alarm detection disabled
1 = alarm detection enabled
0
1
Alarm code
b1LP-…b4LP (circuit n° 1…4 low pressure pressure switch alarm)
Display in keyboard
Low press circ1-… Low press circ4