GEC1703 electroinc expansion valve controller
- Shanghai Goldair Electric System Co.,LTD
- product brand:GOLDAIR
- Numéro de stand：E2G02
- product specification:Supply 24V
- product category:Refrigeration Equipment-Components for refrigerating systems and plants-Miscellaneous components for refrigerating systems and plants
- product introduction:GEC1703 evolution is a drive for double pole stepper motors designed to control the electronicexpansion valve in refrigerant circuits. it is designed for DIN rail assembly and is fitted with plug-in screwterminals. lt controls refrigerant superheat and optimizes the efficiency of the refrigerant circuitguaranteeing maximum flexibility, being compatible with various types of refrigerants and valves, inapplications with chillers, air-conditioners and refrigerators
Functions and main characteristics：
*electrical connections by plug-in screw terminals;
*serial card incorporated in the driver, based on the model( RS485/Modbus);
*compatibility with various types of valves ("universal!" models only) and refrigerants;
*activation/deactivation of control via digital input 1;
*superheat control with monitoring functions for low superheat, MOP LOp;
*adaptive superheat control;parameters protected by password, accessible at a service(installer) and manufacturer level;
*4 to 20mA or 0 to 10 Vdc input to use the driver as a positioned controlled by an external signal,Management of power failures with valve closing(only for drivers with 24 VAC power supply andconnected to the accessory);
*Advanced alarm management.
