Technical data
1592022750 Quick reference guide IC 200CX  Rel. 1.1 25/05/2009 
33.  Thermoregulation request (motocondensing unit) 
34.  Cooling request (motocondensing unit) 
35.  Heating request (motocondensing unit) 
36.  Request step 2 (motocondensing unit) 
37.  Request step 3 (motocondensing unit) 
38.  Request step 4 (motocondensing unit) 
8.4  DIGITAL OUTPUT (RELAY) CONFIGURATION RL1- RL8  
Parameter involved: 
CF35= Configuration RL1…CF42= Configuration RL8 
0.  Not enabled 
1.  Alarm 
2.  Evaporator water pump / Supply fan 
3.  Evaporator support water pump 
4.  Anti-freeze heater / integration heating / boiler circuit 1 
5.  Anti-freeze heater / integration heating / boiler circuit 2 
6.  Condenser water pump 
7.  Condenser support water pump 
8.  4-way valve for chiller / heat pump inversion of the circuit 1 
9.  4-way valve for chiller / heat pump inversion of the circuit 2 
10.  1° condenser fan step ON/OFF control of the circuit 1 
11.  2° condenser fan step ON/OFF control of the circuit 1 
12.  3° condenser fan step ON/OFF control of the circuit 1 
13.  1° condenser fan step ON/OFF control of the circuit 2 
14.  2° condenser fan step ON/OFF control of the circuit 2 
15.  3° condenser fan step ON/OFF control of the circuit 2 
16.  Solenoid valve of the pump-down circuit 1 
17.  Solenoid valve of the pump-down circuit 2 
18.  Auxiliary output circuit 1 
19.  Auxiliary output circuit 2 
20.  Solenoid valve Intermittent for screw compressor 1 
21.  Solenoid valve of the liquid injection for compressor 1 
22.  Soleniod valve water side for chiller and heat pump circuit 1 
23.  Soleniod valve water side for heat pump circuit 1 
24.  Soleniod valve water side for chiller and heat pump circuit 2 
25.  Soleniod valve water side for heat pump circuit 2 
26.  Valve for geothermal function 
27.  Direct start-up : compressor 1 relay 
Part Winding 1 of the compressor 1 
28.  Part Winding 2 of the compressor 1 
29.  Capacity step valve 1 compressor 1 
30.  Capacity step valve 2 compressor 1 
31.  Capacity step valve 3 compressor 1 
32.  By-pass gas valve compressor 1start 
33.  Direct start: compressor 2 start 
Part Winding 1 of the compressor 2 
34.  Part Winding 2 of the compressor 2 
35.  Capacity step valve 1 compressor 2 
36.  By-pass gas valve compressor 2 start 










