88
X. Operation F. Viewing Boiler Status (continued)
Pump Status/Cycles
><
i
System On 98
Boiler On 23
DHW Off 0
Frost Protection On Exercise On
Pumping is a major part of any hydronic system. This screen
provides the status of the boiler’s demand to connected
pumps as well as the status of Frost Protection and pump
Exercise functions.
This screen provides the status of the boiler’s 4 possible
heat demands. When demand is off the Control has not
detected the call-for-heat.
1. Status Screens (continued)
Heat Demand
><
i
Central Heat On
Domestic Hot Water Off
Sequence Master Off
Frost Protection Off
2. Detail Screens
Detail screens are accessed by selected the “Detail”
button from the “Home” screen and provide in depth
operating parameter status such as “On Point”, “Off
Point” and Setpoint Source information.
Demand detail screens are provided for Central Heat
(shown), DHW and Sequencer demands.
Outdoor Reset saves energy and improves home comfort
by adjusting boiler water temperature . This screen
presents the active reset curve. The curve shows the
relationship between outside air and outdoor reset
setpoint. The curve shown is adjustable by entering the
display’s adjust mode.
Central Heat
On Point - 7 F
Setpoint
Off Point +
5 F
Firing Rate 22%
Setpoint: Outdoor Reset
i
180 F
180 F
Supply
Outdoor Reset
Outside Air
W
a
t
e
r
180
130
110
0 70
i
Setpoint 164 F
Outside Air 16 F
Status: Enabled
Figure 55: Detail Screens
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