LonTalk® option
Nv1 | 0=off |
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| 1=on |
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nv2 range |
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nv3 | 0=chiller off |
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| 1=chiller on |
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nv4 range |
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nv7 | 1=heat mode |
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| 3=cooling mode |
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nv8 | range 10°C 93°C |
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nv11 range |
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nv12 range |
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nv13 range |
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nv15 | manual reset alarm |
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| auto reset alarm |
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| informational warning |
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| circuit 1 fans fault |
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| circuit 2 fans fault |
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| compressor A1 fault |
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| compressor B1 fault |
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| compressor C1 fault |
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| compressor A2 fault |
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| compressor B2 fault |
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| compressor C2 fault |
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| pump 1 fault |
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| pump 2 fault |
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nv16 chlr_off=0, chlr_run=2 |
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| HVAC_HEAT=1, HVAC_COOL=3 |
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| Chiller state | 0=No alarm, 1=In alarm |
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| Run _enable | 0=Chiller not allowed to start, | 1=Chiller can start |
| Local 0=Values can be changed remotely, | 1=Values cannot be changed remotely | |
| Limited (Not used) |
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| CHW_flow 0=No water flow, 1=Water flow detected | ||
| CONDW_flow (Not used) |
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| All other bits unused |
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Configuration properties |
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nc73 | ChillerEnable (m) |
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nc52 | inSendTime (m) |
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nc4 | MaxSendTime (m) |
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nc7 | CoolSetpt (m) |
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nc74 | Mode (o) |
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nc78 | HeatSetpt (o) |
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nc48 | Heartbeat (o) |
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(m)= mandatory
(o)= optional
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