Service Manual

© 2015 680_D - 10/15 20 of 48
System Status Menu (1 of 2)
Description Range Access
BOILER TARGET
The boiler target calculated by the control based on outdoor temperature, slab temperature and the
melting, idling, or storm setpoints. “- - -” is displayed when no heat is required.
Conditions: Application mode is set to Boiler or Boiler+Mix.
– – –,
50 to 230°F
(10.0 to 110.0°C)
User
Installer
BOILER SUPPLY
Current boiler supply water temperature.
Conditions: Application mode is set to Boiler or Boiler+Mix.
-31 to 266°F
(-35.0 to 130.0°C)
Installer
BOILER RETURN
Current boiler return water temperature.
Conditions: Application mode is set to Boiler or Boiler+Mix.
-31 to 266°F
(-35.0 to 130.0°C)
User
Installer
BOILER OUTPUT
Current boiler plant percent output.
Conditions: Application mode is set to Boiler or Boiler+Mix.
0 to 100%
User
Installer
STAGE 1
Current status of the stage 1 relay.
Conditions: Application mode is set to PWM Zone, Mixing, Boiler, or Boiler+Mix.
On or Off
User
Installer
STAGE 2
Current status of the stage 2 relay.
Conditions:
Boiler type is set to Stage 2.
On or Off
User
Installer
PRIMARY PUMP
Current status of the primary loop pump.
Conditions: Application mode is set to PWM Zone, Boiler or Boiler+Mix.
On or Off
User
Installer
BOILER PUMP
Current status of the boiler loop pump.
Conditions: Application mode is set to PWM Mode, Boiler or Boiler+Mix and the Boiler type
is not set to Off.
On or Off
User
Installer
MIX SYSTEM TARGET
The mix system target calculated by the control based on outdoor temperature, slab
temperature and one of either the melting, idling, or storm setpoints. ”- - -” is displayed when
no heat is required.
Conditions: Application mode is set to Mixing or Boiler+Mix.
– – –,
70 to 200°F
(21.0 to 93.5°C)
User
Installer
SYSTEM SUPPLY
Current system supply water temperature.
Conditions: Application mode is not set to Electric.
-31 to 266°F
(-35.0 to 130.0°C)
User
Installer
SYSTEM RETURN
Current system return water temperature.
Conditions: 1) Application mode is set to PWM Zone, Mixing or Boiler+Mix and 2) a system
return sensor is installed.
-31 to 266°F
(-35.0 to 130.0°C)
User
Installer
MIX SYSTEM OUTPUT
Current position of the mixing valve or output of the variable speed injection pump.
Conditions: Application mode is set to Mixing or Boiler+Mix.
0 to 100%
User
Installer