Technical information

98
-B- Inputs/Outputs
DESCRIPTION RANGE UNIT VALUE
Analogue input 3. Coil pressure circuit 1 (B3) bar
INSTANT
READ OUT
Analogue input 4. Coil pressure circuit 2 (B4) bar
INSTANT
READ OUT
Analogue input 5. Intake water temperature (B5) °C
INSTANT
READ OUT
Analogue input 6. Outlet water temperature (B6) °C
0 = OPEN
C = CLOSED
Digital input 1. External alarm O/C
0 = OPEN
C = CLOSED
Digital input 2. Flow switch O/C
0 = OPEN
C = CLOSED
Digital input 3. Remote ON/OFF O/C
0 = OPEN
C = CLOSED
Digital input 4. Pump 1 protector O/C
0 = OPEN
C = CLOSED
Digital input 5. Low pressure switch circuit 1 O/C
0 = OPEN
C = CLOSED
Digital input 6. High pressure switch circuit 1 O/C
0 = OPEN
C = CLOSED
Digital input 7. Thermal protector compressor 1 circuit 1 O/C
0 = OPEN
C = CLOSED
Digital input 8. Thermal protector compressor 2 circuit 1 O/C
0 = OPEN
C = CLOSED
Digital input 9. Fan 1-2 protectors circuit 1 O/C
0 = OPEN
C = CLOSED
Digital input 10. Low pressure switch circuit 2 O/C
0 = OPEN
C = CLOSED
Digital input 11. High pressure switch circuit 2 O/C
0 = OPEN
C = CLOSED
Digital input 12. Thermal protector compressor 3 circuit 2 O/C
0 = OPEN
C = CLOSED
Digital input 13. Thermal protector compressor 4 circuit 2 O/C
0 = OPEN
C = CLOSED
Digital input 14. Fan 3-4 protector circuit 2 O/C
0 = OPEN
C = CLOSED
Digital input 15. Remote COOL/HEAT O/C
0 = OPEN
C = CLOSED
Digital input 16. Not used
Digital input 17. Not used
Digital input 18. Pump 2 protector
0 = OPEN
C = CLOSED
Digital output 1. Compressor 1 circuit 1 O/C
0 = OPEN
C = CLOSED
Digital output 2. Compressor 2 circuit 1 O/C
0 = OPEN
C = CLOSED
Digital output 3. (Not used)
Digital output 4. (Not used)
Digital output 5. Pump 1 O/C
0 = OPEN
C = CLOSED
Digital output 6. Compressor 3 circuit 2 O/C
0 = OPEN
C = CLOSED
Digital output 7. Compressor 4 circuit 2 O/C
0 = OPEN
C = CLOSED
Digital output 8. (Not used)
Digital output 9. (Not used)
Digital output 10. External alarm / fuse failure O/C
0 = OPEN
C = CLOSED
Digital output 11. Antifreeze heater O/C
0 = OPEN
C = CLOSED
Digital output 12. Backup heater O/C
0 = OPEN
C = CLOSED
Digital output 13. 4-way valve circuit 1 O/C
0 = OPEN
C = CLOSED
Digital output 14. 4-way valve circuit 2 O/C
0 = OPEN
C = CLOSED