CleaverBrooks CFC-1000 - Page 288

CB FALCON MODBUS COMMUNICATION
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Table 4. CB Falcon Modbus register map
012B 0299 DHW pump options 2 R/W U16 Bit map:
15=Pump used for Lead Lag,
14=Pump used for local demand,
13-9=Reserved (always 0),
8=Force pump off when DHW high limit,
7=Force pump off when DHW anti-condensation,
6=Force pump off when CH anti-condensation,
5=Force pump off when DHW priority is active,
4=Force pump on when DHW frost protection,
3=Force pump on when CH frost protection,
2=Force pump on when Lead Lag slave demand,
1=Force pump on when local burner demand,
0=Force pump on when Outlet high limit
012C 0300 Boiler pump options 1 R/W U16 Bit map:
15=Normal pump demand when auxiliary pump Z is set,
14=Normal pump demand when auxiliary pump Y is set,
13=Normal pump demand when auxiliary pump X is set,
12-7=Reserved (always 0),
6=Normal pump demand when DHW service is active,
5=Normal pump demand when CH service is active,
4=Reserved,
3=Normal pump demand when DHW demand,
2=Normal pump demand when CH demand,
1=Normal pump demand when local burner demand,
0=Local demand inhibited for faults
012D 0301 Boiler pump options 2 R/W U16 Bit map:
15=Pump used for Lead Lag,
14=Pump used for local demand,
13-9=Reserved (always 0),
8=Force pump off when DHW high limit,
7=Force pump off when DHW anti-condensation,
6=Force pump off when CH anti-condensation,
5=Force pump off when DHW priority is active,
4=Force pump on when DHW frost protection,
3=Force pump on when CH frost protection,
2=Force pump on when Lead Lag slave demand,
1=Force pump on when local burner demand,
0=Force pump on when Outlet high limit
012E 0302 System pump options 1 R/W U16 Bit map:
15=Normal pump demand when auxiliary pump Z is set,
14=Normal pump demand when auxiliary pump Y is set,
13=Normal pump demand when auxiliary pump X is set,
12-7=Reserved (always 0),
6=Normal pump demand when DHW service is active,
5=Normal pump demand when CH service is active,
4=Reserved,
3=Normal pump demand when DHW demand,
2=Normal pump demand when CH demand,
1=Normal pump demand when local burner demand,
0=Local demand inhibited for faults
012F 0303 System pump options 2 R/W U16 Bit map:
15=Pump used for Lead Lag,
14=Pump used for local demand,
13-9=Reserved (always 0),
8=Force pump off when DHW high limit,
7=Force pump off when DHW anti-condensation,
6=Force pump off when CH anti-condensation,
5=Force pump off when DHW priority is active,
4=Force pump on when DHW frost protection,
3=Force pump on when CH frost protection,
2=Force pump on when Lead Lag slave demand,
1=Force pump on when local burner demand,
0=Force pump on when Outlet high limit