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65-0315—02
Hydronic Demand and Modulation
Status
Table 47 displays the status page data for R7910.
The bar graph displayed for this status is the outlet sensor
temperature.
Fig. 71. Demand and Modulation Status menu (top).
Fig. 72. Demand and Modulation Status menu (bottom).
Inlet Temperature Status
Table 48 displays the status page data for R7910 inlet
temperature.
The bar graph displayed for this status is the inlet sensor
temperature.
Fan Status
Table 49 displays the status page data for the fan in the
control.
The bar graph displayed for this status is the fan speed.
Fig. 73. Control Fan Status menu.
Table 47. Hydronic Demand and Modulation Status.
Data Comment
Demand source
CH, DHW, Lead Lag, or Frost
Protection (parameter that has current
priority)
Firing rate
% or RPM. Adjustable when firing rate
control set to Manual.
Demand rate
% or RPM.
Rate limiter
None, Outlet high limit, Delta T limit,
Stack limit, Slow start limit, Anti-
condensation, Minimum modulation,
Forced rate
Limited rate
% or RPM
Rate override
Burner control default, Burner control,
manual firing rate off, None
Override rate
% or RPM
Table 48. Inlet High Limit Status.
Data Comment
Inlet sensor state
None, Normal, Open, Shorted,
Outside high range, Outside low
range, Not reliable (None=no outlet
sensor)
Inlet temperature
Inlet sensor temperature (same as bar
graph)
Table 49. Control Fan Status.
Data Comment
Fan speed
% or RPM (current fan speed)
Maximum fan speed Setpoint of maximum fan speed (% or
RPM)
Minimum fan speed
Setpoint of minimum fan speed (% or
RPM)