Hydronic demand and modulation status, Inlet temperature status, Fan status – Honeywell Local Operator Interface S7999B User Manual

Page 41

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S7999B, S7999C SOLA LOCAL OPERATOR INTERFACE

41

65-0303—05

Hydronic Demand and Modulation
Status

Table 49 displays the status page data for R7910A.

The bar graph displayed for this status is the outlet sensor

temperature.

Fig. 80. Demand and Modulation Status menu (top).

Fig. 81. Demand and Modulation Status menu (bottom).

Inlet Temperature Status

Table 49 displays the status page data for R7910A inlet

temperature.

The bar graph displayed for this status is the inlet sensor

temperature.

Fig. 82. Inlet High Limit Status menu.

Fan Status

Table 50 displays the status page data for the fan in the control.

Table 48. 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 49. 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)

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