MAXA HWA1-A 0140, Manual

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HWA1-A
Air/water chillers with axial fans
27
7202 BIT MASK 6 R/W -
Sanitary
disabling
Sanitary call prohibition (without exiting
from the actual mode + SAN function)
Active only if the setting of bit 3 is
7201 (when the room temp. call is
also managed remotely).
7202 BIT MASK 7 R/W -
Defrosting
Forced defrosting
Only if the machine is in heating
(2-6).
7214 BIT MASK
13
R -
Defrosting on call
14 Defrosting in progress
305 Hour - R -
Operating hours
Compressor 1
307
Hour
- R - Compressor 2
309
Hour
- R - Compressor 3
313
Hour
- R - Compressor 1 circuit 2
315
Hour
- R - Compressor 2 circuit 2
317
Hour
- R - Compressor 3 circuit 2
253 °C/10 - R -
Temperature
transducer
Evaporation
254 °C/10 - R - Condensatzion
626 °C/10 - R - Evaporatione circuit 2
627 °C/10 - R - Condensation circuit 2
400 °C/10 - R -
Temperature ³
Water inlet
401 °C/10 - R - Water outlet
405 °C/10 - R - DHW
422 °C/10 - R - Compressors inhalation
428 °C/10 - R - Outdoor
433 °C/10 - R - Exhaust of compressor 1
434 °C/10 - R - Exhaust of compressor 2
435 °C/10 - R - Exhaust of compressor 3
437 °C/10 - R - Solar collector
438 °C/10 - R - Solar accumulation
440 °C/10 - R - Plant remote
443 °C/10 - R - Mandata miscelatrice pannelli radianti
447 °C/10 - R - DHW preparer recirculation
20422 °C/10 - R - Compressors inhalation (circuit 2)
20433 °C/10 - R - Compressor 1 discharge (circuit 2)
20434 °C/10 - R - Compressor 2 discharge (circuit 2)
20435 °C/10 - R - Compressor 3 discharge (circuit 2)
406 bar/100 - R -
Pressions ³
High pressure
414 bar/100 - R - Low pressure
20406 bar/100 - R - Circuit 2 high pressure
20414 bar/100 - R - Circuit 2 low pressure
7000 %/10 - R -
Analog outputs
Condensation fan
7001 %/10 - R - Circulating pump
627 %/10 - R - Condensation fan of circuit 2
950 BIT MASK
0
R - Alarms ⁴ ⁵
High pressure E001
1 Low pressure E002
2 Compressor thermal protection E003
3 Fan thermal protection E004
4 Frost E005
5 Lack of flow E006
6 DHW preparer low temperature E007
7 Lack of lubrication E008
8 High discharge temperature of Cp1 E009
9 Solar collector at high temperature E010
12 Compressor 2 thermal protection E013
13 Fan 2 thermal protection E014
15 Pump thermal protection E016
951 BIT MASK
1
R - Alarms ⁴ ⁵
High temperature E018
2 High discharge temperature of Cp2 E019
3 Inverted pressure transducers E020
6 Compressor 3 thermal protection E023
7 Fan 3 thermal protection E024
9 Pump 2 thermal protection E026
11 Temperature incongruenti E041
12 Poor heat exchange DHW E042
13
DHW accumulation tank in high
temperature
E050
14 I/O module 1 disconnected E101
15 I/O module 2 disconnected E102
952 BIT MASK
0
R - Alarms ⁴ ⁵
Probe 1 error E611
1 Probe 2 error E621
2 Probe 3 error E631