Honeywell S7999B T-Rise Limit Configuration , Heat Exchanger High Limit , Anti-Condensation Configuration Parameters (R7910A Hydronic Control Only )

S7999B, S7999C SOLA LOCAL OPERATOR INTERFACE
29 65-0303—05
T-Rise Limit Configuration
Parameters
Table 22 displays T-Rise limit parameters.
Heat Exchanger High Limit
Configuration Parameters
Table 23 displays T-Rise limit parameters.
Anti-Condensation Configuration
Parameters (R7910A
Hydronic
Control Only
)
Table 24 displays anti-condensation parameters. Use the left
and right arrows to switch between Central Heat, Domestic Hot
Water, Frost Protection, and Priority parameters.
Fig. 50. Anti-condensation configuration.
Table 22. T-Rise Limit Configuration Parameters.
Parameter Comment
Outlet T-rise enable Enabled
Disabled
Heat exchanger T-
rise enable
Enabled
Disabled
T-rise degrees 0 °F to 234 °F (-17 °C to 112 °C)/sec
T-rise response Recycle & delay
Recycle & delay with retry limit
Lockout
T-rise retry limit 0 to 100
T-rise delay ___hour ___min ___sec
Table 23. Heat Exchanger High Limit
Configuration Parameters.
Parameter Comment
Heat exchanger high
limit enable
Enabled
Disabled
Heat exchanger high
limit setpoint
-40 °F to 266 °F (-40 °C to 130 °C)
Heat exchanger high
limit response
Recycle & delay
Recycle & delay with retry limit
Lockout
Heat exchanger retry
limit
0 to 100
Heat exchanger high
limit delay
___hour ___min ___sec
Table 24. Anti-Condensation Configuration Parameters.
Parameter Comment
CH Enable Enabled
Disabled
CH Setpoint -40 °F to 266 °F (-40 °C to 130 °C)
DHW Enable Enabled
Disabled
DHW Setpoint -40 °F to 266 °F (-40 °C to 130 °C)
Frost Protection
Enable
Enabled
Disabled
Anticondensation
Priority
Anticondensation is more important
than (check those that apply):
Stack limit
Delta T limit
Slow start
Forced rate
Outlet high limit