Heatcraft Refrigeration Products 25001501 Installation & Operating Instructions Manual page 15

PART DESCRIPTION
Temperature Sensor
Transformer 208/240 - 24 volt - 40 VA
Transformer 208/240 - 24 volt - 75 VA (10HP + up)
Relay for condenser Fan or Crankcase Heater
Contactor for Compressor 40 amp with 24 volt Coil
Control Board for Electric Defrost
Control Board for Air Defrost
Terminal Block
Low Pressure Switch Time Delay Relay
Electric Expansion Valve
Expansion Valve Molded Connector
Optional Pump-Down Switch
Beacon Smart Controller
Optional Smart Controller Software Package
Bi-polar adapter board (only used with 29320001
To test the Beacon board place the test jumper to the "TEST" position. The board will then cycle through each output for 10
seconds. It will energize and de-energize the fan motor, electric heater, expansion valve and compressor for 10 seconds. When
in the TEST mode the status light flashes quickly. If a sensor is bad it will flash per the error chart. AT THE END OF THE TEST
RETURN THE JUMPER TO THE NORMAL POSITION.
Box set point tolerance ............................ +/-2 F
Down to -20 F outdoor ambient .............. Allows start-up & operation
Below -20 F outdoor ambient ................ Requires head pressure control valve
Controlling box temp. range .................... -25 F to 60 F
Voltage range at the board ...................... 18 VAC min / 30 VAC max
Surge protection at the board .................. up to 50 VAC
BEACON CONTROLLER
PARTS LIST (Parts Dept. 800-686-7278)
ESV 1 - 24 volt
ESV 2 - 24 volt
ESV 4 - 24 volt uni-polar valves
ESV 6 - 24 volt
ESV-8 - 24 volt
ESV-10 - 24 volt
ESV-25- 24 volt -
expansion valve)
BEACON OPERATIONAL LIMITS
HRPD PART
NUMBER
28900101
22522301
22538401
22511401
2252440
28910001
28910002
2251266
22536801
29310001
29310002
29310003
29310004
29310005
29310006
bi-polar valve 29320001
29310007
22510901
89704401
89704501
28920001
& pressure fan cycling switch
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