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SERIAL INTERFACE: RS485 MODBUS® RTU
Parameter/Description Def Min Max U.M.
Type
(*)
Decimal
Position
Modbus
Modbus
HEX
R/W Notes/Meaning
Pump A evaporator status 0 1 D 0 1525 05F5 R
0 = off
1 = on
Pump B evaporator status 0 1 D 0 1526 05F6 R
Enabling pump A evaporator 1 0 1 D 0 1127 0467 R/W
0 = not enabled
1 = enabled
Enabling pump B evaporator 1 0 1 D 0 1128 0468 R/W
DAY of use pump A evaporator 0 32000 I 0 1152 0480 R
DAY of use pump B evaporator 0 32000 I 0 1153 0481 R
HOUR of use pump A evaporator 0 24 h I 0 1154 0482 R
HOUR of use pump B evaporator 0 24 h I 0 1155 0483 R
Heat recovery pump A status 0 1 D 0 1384 0568 R
Heat recovery pump B status 0 1 D 0 1385 0569 R
Enabling Heat recovery pump A 1 0 1 D 0 423 01°7 (a) R/W
0 = off
1 = on
Enabling Heat recovery pump B 1 0 1 D 0 424 01°8 (a) R/W
DAY of use Heat recovery pump A 0 32000 I 0 1160 0488 R
0 = not enabled
1 = enabled
DAY of use Heat recovery pump B 0 32000 I 0 1161 0489 R
HOUR of use Heat recovery pump A 0 24 h I 0 1162 048A R
HOUR of use Heat recovery pump B 0 24 h I 0 1163 048B R
ALARM Evaporator pump A unavailable 0 0 2 I 0 1294 050E R
0 = not active
1 = active
2 = resettable
ALARM Evaporator pump B unavailable 0 0 2 I 0 1295 050F R
ALARM Heat recovery pump A unavailable 0 0 2 I 0 1248 04E0 R
ALARM Heat recovery pump B unavailable 0 0 2 I 0 1249 04E1 R
ALARM Evaporator pump A thermal 0 0 2 I 0 1296 0510 R
ALARM Evaporator pump B thermal 0 0 2 I 0 1297 0511 R
ALARM Heat recovery pump A thermal protection 0 0 2 I 0 1250 04E2 R
ALARM Heat recovery pump B thermal protection 0 0 2 I 0 1251 04E3 R
MODBUS ® Address Table: Pumps Level
(*) Type of variable/parameter: A= Analog; D = Digital; I = Integer
Parameter/Description Def Min Max U.M.
Type
(*)
Decimal
Position
Modbus
Modbus
HEX
R/W Notes/Meaning
Circuit 1 status 0 4 I 0 1551 060F R
0 = on
1 = alarm
2 = not used
3 = not used
4 = defrost
Circuit 2 status 0 4 I 0 1552 0610 R
Circuit 1 capacity 0 100 % I 0 1543 0607 R
Circuit 2 capacity 0 100 % I 0 1544 0608 R
Circuit 1 liquid temperature -50.0 150.0 °C A 1 1575 0627 R
Circuit 2 liquid temperature -50.0 150.0 °C A 1 1576 0628 R
Circuit 1 low pressure -1.0 -30.0 bar A 1 2332 091C R
Only if installed
pressure
transducer
Circuit 2 low pressure -1.0 -30.0 bar A 1 2333 091D R
Circuit 1 high pressure -1.0 -50.0 bar A 1 1559 0617 R
Circuit 2 high pressure -1.0 -50.0 bar A 1 1560 0618 R
Heat recovery circuit 1 status 0 1 I 0 1386 056A R
0 = off ;
1 = on;
Heat recovery circuit 2 status 0 1 I 0 1387 056B R
ALARM Circuit 1 low pressure 0 0 3 I 0 1270 04F6 R
0 = not active
1 = automatic
2 = resettable
3 = active
ALARM Circuit 2 low pressure 0 0 3 I 0 1271 04F7 R
ALARM Circuit 1 high pressure 0 0 2 I 0 1262 04EE R
0 = not active
1 = active
2 = resettable
ALARM Circuit 2 high pressure 0 0 2 I 0 1263 04EF R
ALARM Circuit 1 electronic expansion valve 0 0 2 I 0 1258 04EA R
ALARM Circuit 2 electronic expansion valve 0 0 2 I 0 1259 04EB R
ERROR Circuit 1 liquid probe 0 0 1 I 0 1339 053B R
0 = active
1 = not active
ERROR Circuit 2 liquid probe 0 0 1 I 0 1340 053C R
ERROR Circuit 1 low pressure transducer 0 0 1 I 0 1363 0553 R
0 = active
1 = not active
Only if installed
pressure
transducer
ERROR Circuit 2 low pressure transducer 0 0 1 I 0 1364 0554 R
ERROR Circuit 1 high pressure transducer 0 0 1 I 0 1327 052F R
ERROR Circuit 2 high pressure transducer 0 0 1 I 0 1328 0530 R
Address Table MODBUS ®: Circuits Level
(*) Type of variable/parameter: A= Analog; D = Digital; I = Integer
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