Bard FUSION-TEC HR35BPA Service Instructions Manual page 39

FUSION-TEC HR Series Wall-Mount Unit Control Board Terminals
Terminal
Rx+/Tx+ Communication
Rx-/Tx- Communication
DI1
DI2 Dirty Filter Switch
DI3 Compressor Alarm Relay
DI4 Power Loss Relay (if equipped)
DI5
DI6 Damper Blade Switch
DI7
GND Digital Ground
B1 Liquid Line Temperature Sensor
B2 Outdoor Air Temperature Sensor
B3 Return Air Temperature Sensor
B4 Supply Air Temperature Sensor
B5 Outdoor Humidity Sensor
B6 Dust Sensor Board
B7 Suction Temperature Sensor
GND Analog Ground
+VDC 24VDC to Outdoor Humidity Sensor
B8 Liquid Pressure Transducer
B9 Suction Pressure Transducer
GND
Y1 Blower Motor Signal
Y2 Damper Actuator Signal
Y3 Condenser Motor Signal
C1
NO1
NO2 To Compressor Staging Solenoid
NO3
C2
NO4 Stage 1 Heating
NO5
NO6 Dust Sensor Enable
NO7 Unit Fail (Open on Fail)
C7 Unit Fail Common
NC7 Unit Fail (Close on Fail)
C8
NO8 Dirty Filter Light
NO9
GO 24VAC Common
G
TABLE 12
Function
Unit Disable
Not Used
Airflow
Ground
24VAC+
To CCM "Y"
Not Used
24VAC+
Not Used
24VAC+
Not Used
24VAC Hot
Type
Digital Input
Digital Input
Digital Input
Digital Input
Digital Input
Digital Input
Analog Input 10K Ohm Curve J
Analog Input 10K Ohm Type III (AN)
Analog Input 10K Ohm Curve J
Analog Input 10K NTC Thermistor
Analog Input
Analog Input
Analog Input 10K Ohm Curve J
Analog Input .5VDC – 4.5VDC
Analog Input .5VDC – 4.5VDC
Analog Output 0 – 10VDC
Analog Output 0/2 – 10VDC
Analog Output 0 – 10VDC
Power
Relay Output
Relay Output
Power
Relay Output
Relay Output
Relay Output
Relay Output
Common
Relay Output
Power
Relay Output
Relay Output
Form
N/C
N/C
N/C
N/C
N/C
N/C
0-5VDC
Manual 2100-694B
Page 39 of 62