CleaverBrooks CFC User Manual

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0045 0069 CH frost pump demand R U16 0=Off
1=On
0046 0070 CH frost burner demand R U16 0=Off
1=On
0047 0071 Active CH on hysteresis R U16
-40°-130° (0.1°C precision)
1
0048 0072 Active CH off hysteresis R U16
-40°-130° (0.1°C precision)
1
0049-004F 0073-
0079
RESERVED
DOMESTIC HOT WATER
(DHW) STATUS
0050 0080 DHW status R U16 0=Unknown
1=Disabled
2=Normal
3=Suspended
0051 0081 DHW setpoint source R U16 0=Unknown
1=Normal setpoint
2=TOD setpoint
3=Outdoor reset
0052 0082 DHW priority count R U16 Countdown of time when DHW has priority over CH
(secs). Applicable when DHW priority time is enabled
(see register 452).
0053 0083 DHW pump demand R U16 0=Off
1=On
0054 0084 DHW burner demand R U16 0=Off
1=On
0055 0085 DHW requested rate R U16
RPM or %
3
0056 0086 DHW frost pump demand R U16 0=Off
1=On
0057 0087 DHW frost burner demand R U16 0=Off
1=On
0058 0088 Active DHW on hysteresis R U16
-40°-130° (0.1°C precision)
1
0059 0089 Active DHW off hysteresis R U16
-40°-130° (0.1°C precision)
1
005A-005F 0090-
0095
RESERVED
PUMP STATUS
0060 0096 CH pump status R U16 See Table 42.
0061 0097 CH pump overrun time R U16 Running overrun time for CH pump (seconds)
0062 0098 CH FP overrun time R U16 Running overrun time for CH pump due to frost
protection (seconds)
0063 0099 CH pump idle days count R U16 Number of days that CH pump has not run (sat idle).
0064 0100 DHW pump status R U16 See Table 42.
0065 0101 DHW pump start delay time R U16 Count down (seconds) when DHW pump is delayed
from starting.
0066 0102 DHW pump overrun time R U16 Running overrun time for DHW pump (seconds).
0067 0103 DHW FP overrun time R U16 Running overrun time for DHW pump due to frost
protection (seconds).
0068 0104 DHW pump idle days count R U16 Number of days that DHW pump has not run (sat idle).
0069 0105 System pump status R U16 See Table 42.
006A 0106 System pump overrun time R U16 Running overrun time for Lead Lag pump (seconds).
Table 33. CB Falcon Global Modbus Register Map. (Continued)
Address
(hex)
Register
(dec) Parameter
Read/
Write Format Note

CleaverBrooks CFC Specifications

General

Brand	CleaverBrooks
Model	CFC
Category	Boiler
Language	English