Bulletin 100-50-5.2 –
Page 15
APPENDIX I - Wiring Diagram
*
Refer to the heat exchanger manufacturer’s
installation/orientation instructions.
*
*
Note:
Use caution when working around
high voltage components. Safety covers
should be used for personal safety on high
voltage panels.
Counter Flo
w
Brazed Plate
Heat Exchange
r
Dry Contacts (T4)
Evap. Outlet Temp. (T1)
Liquid Outlet Temp. (T2)
White: Signal
Green: Ground
Black: 5VDC
Black
24V
AC/DC
RS485
White
Green
Red
B-
Ground
A+
Suction
Temperature Sensor
Liquid
Temperature Sensor
(optional)
Te
mperature Sensor
W
arm Liquid In
Pressure
Transducer
Liquid Inlet Temp. (T3)
L1
L2
Liquid Line
Solenoid V
alv
e
EEV
Subcooled
Liquid Out
10”-14”
minimize
1”- 2” ideal
Pumpdow
n
Relay
10”-14”
White: "Signal"
Green: "Ground"
Black: "5VDC"
