CleaverBrooks CFC Operation, Service & Parts Manual page 423

Condensing boiler
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Table 4. CB Falcon Modbus register map
0080-0081 0128-0129 Burner cycle count
0082-0083 0130-0131 Burner run time
0084-0085 0132-0133 CH pump cycle count
0086-0087 0134-0135 DHW pump cycle count
0088-0089 0136-0137 System pump cycle count
008A-008B 0138-0139 Boiler pump cycle count
008C-008D 0140-0141 Auxiliary pump cycle count
008E-008F 0142-0143 Controller cycle count
0090-0091 0144-0145 Controller run time
0092-0093 0146-0147 Auxiliary 2 pump cycle count R/W
0094
0148
0095
0149
0096
0150
0097
0151
0098
0152
0099
0153
009A
0154
009B
0155
009C
0156
009D
0157
009E
0158
009F
0159
00A0
0160
00A1
0161
00A2
0162
STATISTICS
EXTENDED PUMP
STATUS
Auxiliary 2 pump start delay
time
Boiler pump start delay time R
System pump start delay
time
Auxiliary 1 pump start delay
time
DHW PLATE HEAT
EXCHANGER STATUS
DHW tap heat demand
DHW preheat demand
DHW change rate
DHW tap on recognition
time
DHW tap on time
DHW preheat delay after tap
time
DHW preheat on recognition
time
DHW preheat on time
LEAD LAG STATUS
Lead Lag master status
Lead Lag slave status
Lead Lag master setpoint
source
R/W
U32
0-999,999
R/W
U32
Hours
R/W
U32
0-999,999
R/W
U32
0-999,999
R/W
U32
0-999,999
R/W
U32
0-999,999
R/W
U32
0-999,999
R
U32
0-999,999
R
U32
Hours
U32
0-999,999
R
U16
Running delay time before auxiliary 2 pump will be turned
on.
U16
Running delay time before boiler pump will be turned on.
R
U16
Running delay time before system pump will be turned
on.
R
U16
Running delay time before auxiliary 1 pump will be turned
on.
R
U16
0=Off,
1=On
R
U16
0=Off,
1=On
R
U16
DHW plate heat exchanger temperature change rate
(degrees/second, 0.1°C precision)
R
U16
Persistent time that DHW tap demand has been
recognized (seconds)
R
U16
Running time of DHW tap heat demand (seconds)
R
U16
Preheat delay countdown time (seconds)
R
U16
Persistent time that DHW preheat demand has been
recognized (seconds)
R
U16
Running time of DHW preheat heat demand (seconds)
R
U16
0=Unknown,
1=Disabled,
2=Normal,
3=Suspended
R
U16
Bit map:
15=Slave command received,
14=Slave mode has priority over CH & DHW,
13=Slave is modulating,
12=CH frost protection request,
11=DHW frost protection request,
10=Frost protection burner request,
9=Local frost protection request,
8=Reserved (always 0),
7-0=Burner control status (see register 32)
R
U16
0=Unknown,
1=Normal setpoint,
2=TOD setpoint,
3=Outdoor reset
11
CB FALCON MODBUS COMMUNICATION

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