Edge [ii] Controller Operation Manual
SECTION 6
– ADVANCED SETUP
OMM-139_E
• 8/25/2020 Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST Page
138
of
196
•
Setpoint Limit Band
: Sets the number of degrees
below
Setpoint High Limit
the
unit
’s outlet temperature must fall before the unit restarts (Range = 0°F to 10°F)
4. Set the
Setpoint Schedule
parameter to
Enabled
to
Disabled
. If
Enabled
,
this feature
will lower the Setpoint during periods of reduced demand for heat, such as at night. If
Enabled
,
the following additional parameters appear (these same three parameter also
and can be changed in either screen):
•
Setback Setpoint
: The Setpoint that will be in effect during the Setback period.
(Range = 60°F to 245°F)
•
Setback Start Time
: The
Setback
period
’s
start
time (example: 11:00 PM).
•
Setback Stop Time
: The
Setback
period’s
end
time (example: 5:00 AM).
Lead/Lag
The
Lead/Lag
screen allows you to create a Lead/Lag profile that the BST Cascade will follow.
NOTE
:
This screen is available only after BST Cascade functionality has been enabled (see the
Unit Mode
parameter in
). If the unit is configured as
a
BST Manager
, the parameters apply to this unit and all
BST Client
units. If the unit is
configured as a
BST Client
, the parameters configured on the
BST Manager
will take
precedence.
1. Go to:
Main Menu
→
Advanced Setup
→
BST Cascade
→
Operating Controls
→
Lead/Lag
.
Figure 6.3.4.7: Operating Controls: Lead/Lag Control Screen
2. Set the
Lead/Lag Setting
to one of the following (default =
Run Hours
):
•
Run Hours:
The
Hours
parameter appears; specify the number of hours after which
the Lead unit is rotated. (Range: 25 - 225)
•
Unit Size:
Perform Lead/Lag based on unit size, starting with the smallest unit
capacity.
•
Select Lead/Lag:
The
Lead Unit
and
Lag Unit
parameters appear. Specify the
address of the Lead and Lag units. (Range: 0 to 127)