PRODUCTS Controller for Electronic Expansion Valve
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Controller for Electronic Expansion Valve

EC series controllers for electronic expansion valve include EC112A, EC131A and EC133A.

EC112A, a controllerintegrating superheat control, system protection, defrosting and dehumidification for EEV, receives temperature and pressure signals.

EC131A controller controls EEV by MODBUS communication signal.

EC133A controller controls EEV by receiving current or voltage analog signal.

FEATURES

● Applicable for air conditioning, heat pumps, and commercial refrigeration systems.

● Applicable for various EEV.

● Manual opening setting.

● Accurate system control with superheat control by integration PlD algorithm.

OPERATION CONDITIONS

● Power Supply: 24±15% V DC/AC, 50/60Hz

● Ambient Temperature: -20℃~+60℃(Electrified rate<50%)

● Ambient Humidity: 20~80%Rh (No condensation)

● Applicable Refrigerants: R22, R134a, R404A, R407C, R410A, R32, R290, R1234yf, R1234ze, R744, R600a and R507, etc. As for R290, please confirm before placing orders.

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Catalogue Certificates Installation instructions Design Input Sheet