Orion System HB Controller - Manual (Page 24)

Zone
Zone
Programming
24 HB Controller Technical Guide
Programming with the HB Service Tool
RAB Position
Line #2 displays the current Return Air Bypass damper position.
Cooling Relay #1
Line #2 displays “ON” if Cooling Relay #1 is active.
Cooling Relay #2
Line #2 displays “ON” if Cooling Relay #2 is active.
OAT Temperature
Line #2 displays the current Outdoor Air Temperature.
Economizer Current Position
Line #2 displays the current Economizer Position as a percent
open value.
Supply Air Temperature
Line #2 displays the current Supply Air Temperature.
Liquid Line Temperature
Line #2 displays the current Liquid Line Temperature.
Condenser Fan Relay
Line #2 displays “ON” if the Condenser Fan Relay is active.
Alarm Module Status Screens
The Alarm Module Status Screens are accessed by navigating to the
Alarm Module and pressing the ENTER key. Setpoints are not available
for the Alarm Module. After pressing ENTER, the following screen
will appear:
HSM Lockout
Line #2 displays “YES” when the Heat Safety Monitor has tripped more
than the HSM Max Trips setpoint.
HPS Fault
Line #2 displays “YES” when the High Pressure Switch is open and a
Cooling Relay is active.
LPS Lockout
Line #2 displays “YES” when the Low Pressure Switch has tripped
more than the LPS Max Trips setpoint.
Bad OAT Sensor
Line #2 displays “YES” when the Outdoor Air Temperature Sensor is
bad or missing.
Bad SAT Sensor
Line #2 displays “YES” when the Supply Air Temperature Sensor is
bad or missing.