Setpoint Range - Watts AERCO Edge [ii] Operation Manual

Edge [ii] Controller Operation Manual
SECTION 6 – ADVANCED SETUP

Setpoint Range

The Setpoint Range screen includes all Setpoint and Setpoint Setback parameters that apply
to this unit only. This screen includes ? (Help) functionality.
NOTE
•
Many of this screen's parameters also appear in
is available only to units configured as a BST Client or BST Manager. That section is
available when this section is unavailable (see previous bullet).
The parameters that appear on this screen depend on which Application is chosen in
•
Section 6.2.6: Unit Application
Main Menu → Advanced Setup → Performance → Temperature Control →
1. Go to:
Setpoint Range.
Application = Space Heating
Figure 6.6.2.3: Temperature Control: Standalone Setpoint Range
2. Configure Unit Setpoint Low Limit and Unit Setpoint High Limit parameters (the names
include SH, DHW or Other, depending on the Unit Application chosen in
Unit Application Configuration). Taken together, these two parameters determine the
temperature range within which the setpoint for the chosen Application can vary.
• Unit SH Setpt Low Limit
• Unit DHW Setpt Low Limit
• Unit Other Setpt Low Limit
• Unit SH Setpt High Limit
• Unit DHW Setpt High Limit
• Unit Other Setpt High Limit
3. The following Setpoint parameters are available for all value of the Unit Application
parameter:
Setpoint Limiting: If Enabled, the Setpoint Limit Band appears (see below) and
•
Setpoint Limit functionality is enabled. This functionality acts as a temperature limiting
governor. Should a unit's outlet temperature equal Setpoint High Limit, a PID function
will intervene and maintain the outlet temperature at the Setpoint High Limit minus the
Setpoint Limit Band:
•
OMM-139_E 8/25/2020
Configuration.
Sets the minimum Setpoint Limiting temperature.
(Range: 20 to 245°F or Unit Setpt High Limit)
Sets the maximum Setpoint Limiting temperature.
(Range: 20 or Unit Setpt Low Limit up to 245°F)
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Section 6.3.4.6: Setpoint
Application = Other
Range, which
Section 6.2.6:
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