TECHNICAL MANUAL
CVM 2
C 5001 CV/01-99 IT
20
51
CI
LOW PRESSURE BY-PASS TIME IN HEAT PUMP
MODE FOR CIRCUITS 1 AND 2
0
↔
255
120 sec
52
CI
LOW PRESSURE BY-PASS TIME IN CHILLER
MODE FOR CIRCUITS 1 AND 2
0
↔
255
120 sec
53
M
DELAY BETWEEN 1
st
AND 2
nd
COMPRESSOR
START
0
↔
126
10 sec
54
M
DELAY BETWEEN 1
st
AND 2
nd
COMPRESSOR
SHUTDOWN
0
↔
126
5 sec
55
M
COMPRESSORS AVAILABLE ON SET POINT
0
↔
2
2 num.
56
CI
CIRCUIT 1 CONFIGURATION
0
↔
2
Tab. 7-2
57
CI
CIRCUIT 2 CONFIGURATION
0
↔
2
Tab. 7-2
Parameter value
Meaning
0
NO COMPRESSOR
1
1 COMPRESSOR
2
NOT USED
Table 7-2 CIRCUIT CONFIGURATION
58
M
SUMMER SET POINT LOWER LIMIT (CHILLER)
-20
↔
p.2
10 °C
59
M
SUMMER SET POINT UPPER LIMIT (CHILLER)
p.2
↔
50
20 °C
60
M
WINTER SET POINT LOWER LIMIT (HEAT
PUMP)
-10
↔
p.3
30 °C
61
M
WINTER SET POINT UPPER LIMIT (HEAT PUMP)
p.3
↔
60
50 °C
62
M
LOWER ANTIFREEZE SET POINT LIMIT
-28
↔
p.26
3 °C
63
M
UPPER ANTIFREEZE SET POINT LIMIT
p.26
↔
60
10 °C
64
CI
4-WAY VALVE
0=ABSENT (p.1=0-1)
1=PRESENT (p.1=3,
5)
-- flag
65
CI
4-WAY VALVE POLARITY
0=RELAY ON IN
CHILLER MODE
1=RELAY ON IN
HEAT PUMP MODE
1 flag
66
M
DEFROST
0=SEPARATE
1=SIMULTANEOUS
-- flag
67
M
MODE KEY CONFIGURATION
0=COOL/STAND-
BY 1=MULTIPLE
(HEAT/COOL/ST-
BY)
1 flag
68
M
OPERATING MODE FROM REMOTE ON
(MAINTAINS THE PREVIOUS STATUS UPON
SHUTDOWN FROM REMOTE UNIT)
0=CHILLER
1=PUMP 2=STAND-
BY
2 num.