Orion System HB Controller - Manual (Page 8)

Zone
Zone
Installation & Wiring
8 HB Controller Technical Guide
Controller Installation & Wiring
Figure 3: Single-Stage T-Stat Wiring for HB Unit with 1-Stage Cooling & 1-Stage Heating
GND
V10
C2
C1
A2
TB3
A1
W3
W2
W1
Y2
Y1
G
RH
C
(GND)
R
P10
POWER
R67
R66
C30
SAT
TB1
Single-Stage Thermostat
1-Cool / 1-Heat
(24VAC)
W1 Y1 RH RC C G
Dehumidistat (24VAC)
Normally Open
DH DH
24VAC Power Supply
24VAC to Economizer
Clogged Filter Indicator
(Outputs 24VAC)
24VAC
GND
HB Controller Terminal Block
Note:
The economizer will not have 24VAC to the actuator
without installing a jumper wire between A1 and A2.
If a device needs to disable the economizer, install a
normally closed contact between A1 and A2.
If a device needs to enable the economizer, install a
normally open contact between A1 and A2.
Single Stage T-stat Wiring For HB Unit
With 1 Stage Cooling & 1 Stage Heating Single Stage T-stat Wiring For HB Units
With 1 Stage Cooling & 1 Stage Heating