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IC100CX SERVICE MANUAL                                                                                                                      

 
 

 

 Manual IC100CX GB                                                                                     

 

 

 

Page 15 di 20  

CO18 

Unloading Differential (evaporator side)  
 

0.1 

25.0 

45 

°C 

°F 

Dec 

int 

CO19 

Delay unloading function (evaporator side) 

250 Sec 10 

Sec 

CO20 

Maximum unloading operation time in case of high evaporator temperature 

250 Sec 10 

Sec 

Unloading condenser 

CO21 

Unloading pressure set point in chiller mode (condenser side) 

0.0 

50.0 

725 

Bar 

Psi 

Dec 

int 

CO22 

Unloading pressure differential in chiller mode (condenser side) 

0.0 

12.0 

174 

Bar 

Psi 

Dec 

int 

CO23 

Unloading pressure set point in heat pump mode (condenser side) 

0.0 

50.0 

725 

Bar 

Psi 

Dec 

int 

CO24 

Unloading pressure differential in heat pump mode (condenser side) 

0.0 

12.0 

174 

Bar 

Psi 

Dec 

int 

CO25 

Maximum unloading operation time in condenser side 

250 Sec 

 

10 Sec 

Water pump condenser 

CO26 

Condenser water pump operating mode 
0= Not used 
1= Continuous opeartion 
2= Only for compressor demand 

2    

CO27 

Delay between condenser pump shutdown and compressor shutdown 

250 Sec   

CO28 

SET hour counter of water condenser pump 

999 Hr 10 

Hr 

Compressors in tandem mode 

CO29 

Maximum continuous operating time of a compressor 

250 Min   

CO30 

Compressor start-up delay after activation of the water solenoid valve  

250 sec 10 

Sec 

 

Modulating evaporator water pump 

CO31 

Peak time of modulating pump at maximum speed required by regulation 

250 sec   

CO32 

Minimum speed % of modulating pump in operation with enabled compressor (Chiller) 

30 

100 %   

CO33 

Minimum speed % of modulating pump in operation with enabled compressor (Heat Pump) 

30 

100 %   

CO34 

Speed % of modulating pump in operation with enabled compressor 

30 

100 %   

CO35 

Set point modulating pump in chiller mode (evaporator outlet temperature) 

-50.0 

-58 

110 
230 

°C 

°F 

Dec 

int 

CO36 

Temperature control band for the modulating pump in chiller function 

0.0 

25.0 

45 

°C 

°F 

Dec 

int 

CO37 

Delay for switching off compressor by heat regulation with water pump  < 100 % in chiller function 

250 sec   

CO38 

Set point modulating pump in heat pump mode (evaporator outlet temperature) 

-50.0 

-58 

110 
230 

°C 

°F 

Dec 

int 

CO39 

Temperature control band for the modulating pump in heat pump function 

0.0 

25.0 

45 

°C 

°F 

Dec 

int 

CO40 

Delay for switching off compressor by regulation with water pump < 100 % in HP function 

250 sec 

 

 

 

 

 

 

 

Pr2 

Password 

999  

 

Condenser Fan control parameter 

Parameter 

Description 

Min 

Max 

Meas. 

Resolution 

FA01 

Fan output 
0= Not enabled 
1= Enabled 

1    

FA02 

Fan regulation 
0= On when compressor On 
1= ON / OFF 
2= Proportional speed control 

2    

FA03 

Fan related to compressor 
0= With compressor 
1= Independent from compressor 

1    

FA04 

Maximum speed time when the fan starting 

250 Sec  

FA05 

Phase difference fan 

20 Micro 

Sec 

250

FA06 

Not used 

 

 

 

 

FA07 

Cooling pre-ventilation before ON compressor 

250 Sec  

FA08 

Minimum fan speed in summer 

30 

100 %   

FA09 

Maximum fan speed in summer 

30 

100 %   

FA10 

Temperature / pressure setpoint for minimum speed in summer 

-50.0 

-58 
0.0 

110 
230 

50 

725 

°C 
°F 
Bar 
Psi 

Decimal 
integer  
Decimal 
integer 

FA11 

Temperature / pressure setpoint for maximum speed in summer 

-50.0 

-58 
0.0 

110 
230 

50 

725 

°C 
°F 
Bar 
Psi 

Decimal 
integer  
Decimal 
integer 

Содержание iCHiLL 100CX

Страница 1: ...IC100CX SERVICE MANUAL Manual IC100CX GB Page 1 di 20 iCHiLL 100CX Service Manual ...

Страница 2: ...ch is activated When the pump is OFF the led is on flashing to indicate the correct status of the digital input On if at least one water pump is on On if evaporator fans are activated On if a compressor is on On flashing during the delay time for compressor activation On if open collector output is active On if the controller is on in Heat or Cool mode On in case of Low pressure alarm or High pres...

Страница 3: ...r digits yellow color configurable by parameter CF43 PB1 PB2 PB3 PB4 Set point parameter value working set point real set point modified from dinamic set point Energy saving or function for units without water storage tank Hysteresis RTC Machine status the display visualizes chiller set point when the unit is on and in chiller mode heating set point when the unit is on and in heat pump mode and OF...

Страница 4: ... o when a parameter label is displayed or wait 15s time out without pushing any keys NOTE The new parameter value is also confirmed if after changing it no SET key is pressed for the time out to exit ATTENTION CF parameters Configuration parameters can be modified only if the controller is in OFF digital input or STD BY HOW TO CHANGE THE PASSWORD To change the password you must know the previous v...

Страница 5: ...nd upper display shows the value push SET key again when Energy Saving is enabled the lower display shows SEtS Energy saving setpoint and upper display shows the value when Dynamic Set is enabled the lower display shows SEtd dynamic set point and upper display shows the value when the function for units without water storage tank is enabled the lower display shows Setr real set point and upper dis...

Страница 6: ...ferential differential chiller Par ST14 CO01 compressor working time x Par ST16 10 Compressor working time is in sec x 10 The function for units without water storage tank is compatible with Energy Saving function or with the Dynamic set point Visualization of the set point on the display Chiller with energy saving or dynamic set point enabled push SET button once SetC set point value from paramet...

Страница 7: ...higher than Ar25 set point the Ar26 differential the compressors are switched on Anti freeze support heater 2 Heather ON if outside air temperature Ar21 for more than Ar23 Ar24 time regulation probe Heating set point ST04 2 or real Heating set point ST04 2 if Energy saving or Dynamic set point or function for units without water storage tank are enabled Ar23 delay time starts when outside temperat...

Страница 8: ...rm A10 Compressor 2 thermal protection alarm A11 Condenser fan thermal protection alarm A12 Defrost error alarm A13 Compressor 1 maintenance warning A14 Compressor 2 maintenance warning A15 Water pump or supply air fan air air maintenance warning A16 High temperature evaporator inlet water A17 Thermal protection alarm for evaporator water pump supply fan A18 Thermal protection alarm for condenser ...

Страница 9: ...tank Parameter Description Min Max Meas Resolution ST10 Chiller unit without water storage tank 0 function disabled 1 function activated 0 1 ST11 Minimum temperature Set point for outlet water in chiller mode unit without water storage tank 50 0 58 110 230 C F Dec int ST12 Maximum temperature Set point for outlet water in HP function unit without water storage tank 50 0 58 110 230 C F Dec int ST13...

Страница 10: ... control 2 4 20mA for condensing pressure 3 4 20ma for Dynamic Set point 4 NTC temperature for anti freeze alarm water water 5 NTC high temperature probe of system inlet water 6 0 5V for condensing pressure 0 6 CF07 Pb4 configuration 0 Probe not enabled 1 NTC condensing control 2 Multifunction digital input 3 External air temperature 4 NTC temperature for anti freeze alarm water water 5 NTC temper...

Страница 11: ...thermal protection alarm 14 Condenser flow switch alarm 15 not used 0 15 CF11 Pb4 configuration in digital input mode 0 1st compressor thermal protection 1 Condenser fan thermal protection 2 Evaporator flow switch alarm 3 Remote On off 4 Cooling Heating 5 2nd compressor thermal protection 6 2nd compressor or step request Motocondensing unit 7 End defrost 8 Energy Saving 9 Anti Freeze alarm 10 1st ...

Страница 12: ...integer CF26 Pb3 Offset 12 0 21 12 0 174 12 0 21 12 0 174 C F Bar Psi Decimal Integer Decimal integer CF27 Pb4 Offset 12 0 21 12 0 21 C F Decimal integer CF28 Chiller or Heat Pump configuration 0 chiller and heat pump selected by keyboard 1 chiller and heat pump selected by digital input 2 chiller and heat pump selected by probe 3 only chiller unit 4 only heat pump unit 0 4 CF29 Automatic Changeov...

Страница 13: ...pump 0 10 CF42 Switching time of reversing valve when the compressor is switched off 0 250 CF43 Default viewing of lower display of the controller 0 PB1 visualization 1 PB2 visualization 2 PB3 visualization 3 PB4 visualization 4 Real working set point set point modified from Energy Saving Dynamic set point function for units without water storage tank 5 Unit status 6 Clock 7 No visualization 8 Wok...

Страница 14: ...5 C F Decimal integer ES12 Energy saving setpoint offset in heat pump 30 0 54 30 0 54 C F Decimal integer ES13 Energy saving differential in heat pump 0 1 0 25 0 45 C F Decimal integer Pr2 Password value 0 999 Compressor parameters Parameter Description Min Max Meas Resolution CO01 Minimum ON time 0 250 Sec 10Sec CO02 Minimum OFF time 0 250 Sec 10Sec CO03 ON delay time between two compressors or C...

Страница 15: ...0 CO33 Minimum speed of modulating pump in operation with enabled compressor Heat Pump 30 100 CO34 Speed of modulating pump in operation with enabled compressor 30 100 CO35 Set point modulating pump in chiller mode evaporator outlet temperature 50 0 58 110 230 C F Dec int CO36 Temperature control band for the modulating pump in chiller function 0 0 0 25 0 45 C F Dec int CO37 Delay for switching of...

Страница 16: ... function 30 100 Hot Start Function Parameter Description Min Max Meas Resolution FA25 Hot Start Setpoint 50 0 58 110 230 C F Decimal integer FA26 Hot Start differential 0 1 0 25 0 45 C F Decimal integer Pr2 Password 0 999 Anti freeze Heater parameters Parameter Description Min Max Meas Resolution Ar01 Minimum value of Anti Freeze Setpoint 50 0 58 Ar03 C F Decimal integer Ar02 Maximum value of Ant...

Страница 17: ... 0 1 0 25 0 45 C F Dec int Anti freezer alarm in HP function Ar27 Anti freeze alarm set point in heat pump mode Ar01 Ar02 C F Dec int Ar28 Anti freeze alarm differential in heat pump mode 0 0 25 0 45 C F Dec int Evaporator water pump functioning condenser of ambient probe Ar29 Evaporator condenser water pump set point with external temperature regulation 50 0 58 110 230 C F Dec int Ar30 Evaporator...

Страница 18: ...1 hour 0 16 AL03 Low pressure alarm with off compressor 0 Not enabled when compressor Off 1 Enabled when compressor Off 0 1 AL04 Water flow Supply fan thermal protection alarm delay after water pump supply air fan starting 0 250 Sec AL05 Maximum duration of the flow switch alarm before it becomes manual and blocks the water pump 0 250 Sec AL06 Water flow Supply fan thermal protection input activat...

Страница 19: ...f system inlet high temperature alarm interventions per hour 0 16 AL28 Condenser water flow alarm delay time 0 250 Sec AL29 Maximum duration of the flow switch alarm before it becomes manual and blocks the water pump 0 250 Sec AL30 Minimum activation time for water flow alarm 0 250 Sec AL31 Minimum time with inactive water flow input after alarm event 0 250 Sec AL32 Condenser flow switch alarm con...

Страница 20: ...ion relays Pb1 Pb2 Pb4 NTC probe or digital input Pb3 pressure trasducer Tk output for external fan speed controller MF o c out multifunction open collector output for external relay 1 4 Model with 5 internal relays and ratiometric pressure trasducer Pb3 MF ID1 MF ID2 MF ID5 multifunction digital inputs ID3 high pressure digital input ID4 low pressure digital input MF RL2 MF RL3 MF RL4 MF RL5 mult...

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