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
128
of
196
TABLE 6.11: Parameter Descriptions
Item Name
Description
13
Warm Weather Shutdown
(
Application
=
1
,
3
–
7
,
SH Operating Mode
=
Outdoor Air
Reset
,
Outdoor Air Temp Sens
≠
OFF
in
Cascade Configuration
screen)
The threshold outside temperature above which the unit
shuts down. For example, if set to 65°F, when the outside
temperature is below 65°F the unit is in standby, but shuts down
when the temperature goes above 65°F. (Range: 30°F to 120°F)
14
DHW Rem Setpt Source
(
Application
=
2
,
4
-
6
,
8
;
DHW Rem Setpt Signal
=
1-5V
or
0-
5V
) Choose the remote setpoint source:
Spare Analog In 1
,
Spare Analog In 2
or
Spare Analog In 3
.
15
OAR Min Outside Temp
(
Application
=
1
,
4
-
7
,
SH Operating Mode
=
Outdoor Air
Reset
)
The minimum outside air temperature the system will
read; it interacts with the OAR Max Setpoint. For example, if
OAR Min Outside Temp
is set to -5°F and
OAR Max Setpoint
is 180°F, when the outside temperature is -5°F or below, the
system will supply 180°F. (Range: -40°F to 140°F)
16
OAR Max Setpoint
(Range:
OAR Min Setpoint
up to 210°F)
17
OAR Max Outside Temp
(
Application
=
1
, ,
4
-
7
,
SH Operating Mode
=
Outdoor Air
Reset
)
Outdoor Air Reset Maximum Outside Temperature that
the system will operate to. For example: if set to 60°F, the boiler
will operate between 60°F outside temperature and OAR Min
Outside Temp setting. (Range: -40°F to 140°F)
18
OAR Min Setpoint
(
Application
=
1
, ,
4
-
7
,
SH Operating Mode
=
Outdoor Air
Reset
)
The
minimum
allowable setpoint.
(Range: 20°F to
Max Outside Temp
)
19
Unit x Designation
(x=1 to 16)
(
Application
=
4
,
5
) Choose the designation for each unit in the
BST cascade:
SH
,
DHW
or
Swing
.
20
Default Swing Boiler Load
(
Application
=
4
,
5
) Choose
Swing Default SH
or
Swing
Default DHW
. Specifies whether the swing units serve the
Space Heating side or DHW side when there is no DHW load, or
the unit(s) dedicated to DHW can keep up with DHW load.
21
SH Swg Vlv Unit Add
(
Application
=
4
,
5
) The address of the unit to which valve V1 is
connected. (Range: 0 to 16)
22
DHW Swg Vlv Unit Add
(
Application
=
4
) The address of unit to which valve V2 is
connected. (Range: 0 to 16)
23
DHW Pump Unit Address
(
Application
=
2
,
4
–
8
) The address of unit that controls the
DHW pump. (Range: 0 to 16)
24
DHW Setup
(
Application
=
2
,
4
,
5
) Choose one of the following:
2 Port
Tank
,
4 Port Tank
or
Indirect Tank
.
25
DHW Pump Control Type
(
Application
=
2
,
4
–
8
) Choose between
Constant On
(even
when unit or plant is in standby) or
Controlled
(based on DHW
temp sensor feedback).
26
DHW Pump Off Time
(
Application
=
2
,
4
–
6
) The minimum time the DHW pump must
stay off before restarting after being turned off. (Range: 0 to 600
sec.)