Service Manual

25 of 48 © 2015 680_D - 10/15
Description Range Access
PRESSURE SENSOR
Select if a pressure sensor is installed.
Conditions: Available when the Application Mode is not set to Electric.
Off or On
Default = Off
Installer
PRESSURE RANGE
Select the maximum pressure rating of the installed pressure sensor.
Conditions: Available when 1) The Application Mode is not set to Electric, and 2) Pressure
Sensor is set to On.
50, 100, 150, 200,
250, 300
(345, 690, 1034,
1379, 1724, 2069
kPa)
Default = 50 psi
(345 kPa)
Installer
LOW PRESSURE WARNING
Select the low pressure limit below which a warning message is generated.
Conditions: Available when 1) The Application Mode is not set to Electric, and 2) Pressure
Sensor is set to On.
Off, 5 to 25 psi
(35 to 173 kPa)
Default = Off
Installer
FLOW SENSOR
Select whether a flow sensor is installed.
Conditions: Available when the Application Mode is not set to Electric.
Off or On
Default = Off
Installer
FLOW @ 4 mA
Select the flow rate when the meter’s signal is 4 mA.
Conditions: Available when 1) The Application Mode is not set to Electric, and 2) Flow
Sensor is set to On.
1 to 100 GPM
(0 to 27 m
3
/h)
Default = 1 GPM
(0 m
3
/h)
Installer
FLOW @ 20 mA
Select the flow rate when the meter’s signal is 20 mA.
Conditions: Available when 1) The Application Mode is not set to Electric, and 2) Flow
Sensor is set to On.
1 to 1000 GPM
(0 to 272 m
3
/h)
Default = 50 GPM
(11.36 m
3
/h)
Installer
GLYCOL TYPE
Select the type of glycol solution in the snow melt system. The type of glycol solution affects
the energy meter calculation.
Conditions: Available when 1) The Application Mode is not set to Electric, and 2) Flow
Sensor is set to On.
Ethylene
or
Propylene
Default =
Ethylene
Installer
PERCENT GLYCOL
Select the percent mixture of the glycol solution. The percent glycol solution affects the
energy meter calculation.
Conditions: Available when 1) The Application Mode is not set to Electric, and 2) Flow
Sensor is set to On.
10 to 70%
Default = 40%
Installer
ELECTRIC LOAD
Set the size of the electric heating load in kilowatts for this zone.
Conditions: Application mode is set to Electric.
0 to 200 kW
Default = 35kW
Installer
Setup – System Setup Menu (2 of 2)