CleaverBrooks CFC User Manual

833-3577 CB-FALCON SYSTEM OPERATOR INTERFACE
750-241 45 65-0296—01
DHW enable Disable or Enable Domestic Hot
Water Loop
818
DHW
demand
source
Sensor for Central Heat
demand:
DHW sensor only,
DHW sensor & Remote Stat,
DHW switch & inlet sensor, or
DHW switch & outlet sensor
DHW priority
vs CH
Which system has priority:
Central Heat over Domestic Hot
Water, or
Domestic Hot Water over
Central Heat
DHW priority
vs LL
Which system has priority:
Lead Lag over Domestic Hot
Water,
Domestic Hot Water over Lead
Lag
DHW priority
time
No DHW priority time (0), or
DHW priority time (seconds)
DHW
setpoint
-40 °C - 130 °C (-40 °F - 266
°F)
DHW time of
day setpoint
Setpoint when Time Of Day
switch is on. -40 °C - 130 °C (-
40 °F - 266 °F)
DHW off
hysteresis
Differential above setpoint
when boiler is turned off. -40 °C
- 130 °C (-40 °F - 266 °F)
DHW on
hysteresis
Differential from setpoint when
boiler is turned on. -40 °C - 130
°C (-40 °F - 266 °F)
DHW
hysteresis
step time
Time between hysteresis step
changes: 0-600 seconds
(0=Disable hysteresis stepping)
DHW P-gain Time between hysteresis step
changes: 0-100
DHW I-gain Time between hysteresis step
changes: 0-100
DHW D-gain Time between hysteresis step
changes: 0-100
Table 42. Configurable Parameters. (Continued)
Parameter Comment
Table
#
Page
#
CH maximum
modulation
rate
RPM or % 9 19
DHW
maximum
modulation
rate
RPM or %
Minimum
modulation
rate
RPM or %
CH forced
rate time
0-600 seconds
CH forced
rate
RPM or %
DHW forced
rate time
0-600 seconds
DHW forced
rate
RPM or %
CH slow start
enable
Enabled
Disabled
DHW slow
start enable
Enabled
Disabled
Slow start
degrees
-40 °C - 130 °C (-40 °F - 266
°F)
Slow Start
Ramp
RPM /minute or %/minute
0-10/4-20 mAOutput hysteresis
Table 42. Configurable Parameters. (Continued)
Parameter Comment
Table
#
Page
#

CleaverBrooks CFC Specifications

General

Brand	CleaverBrooks
Model	CFC
Category	Boiler
Language	English