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11 - 13 October 2022 // Nuremberg, Germany

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Exhibitors & Products Chillventa 2018
Zoom Image LOGO_EVC10B Electronic Expansion Valve Controller (Unipolar Step Motor Type)

EVC10B Electronic Expansion Valve Controller (Unipolar Step Motor Type)

LOGO_EVC10B Electronic Expansion Valve Controller (Unipolar Step Motor Type)

EVC10B Electronic Expansion Valve Controller (Unipolar Step Motor Type)

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  • Super-heat PID Precison Control Mode
  • Valve open control mode by external analog signal(4~20mA, 1~5V)
  • Valve open control mode by RS485 communication.

  • *Various refrigerant Applied (R22, R134a, R404a, R407c, R410a, R717, R23, customer specified)
  • *SAGINOMIYA,FUJIKOKI,SANHUA,JAHWA,GREEN (Unipolar step motor type)

EVC10B is electronic control device which is especially designed for control and management of electronic expansion valve in cooling system.

EVC10B is composed of controller module, pressure sensor, temperature sensor and electronic expansion valve and can be used for Refrigeration and air conditioning, heat pump, show case etc. because of its precise control function.


  • superheat PID precision control
  • control open ratio which is setup by user
  • for various refrigerant (R22, R134a, R404a, R407a, R717, R23)

EVC10B supports nearly all electronic expansion valve including SAGINOMIYA, FUJIKOKI, SANHUA, JAHWA, GREEN etc. (Uni-pola type can be all supported) and is easy to interface with other devices due to RS485 communication.


  • Power : AC24V +10%/-15%, 50/60Hz, 1A (including power consumption of valve)
  • Control mode : superheat automatic control mode of step motor type electronic expansion valve using PID control algorithm, manual open ratio control mode
  • Valve : UNIPOLAR STEP MOTOR TYPE, MAX. 70mA 1-2 or 2 Phase Drive, 100 ~ 9000 Pulse, 10~500 PPS, 1/1000 CONTROL
  • Operation : Temp. -10~50℃ (when no dew condensation)
  • Storage : Temp. -20~60℃, Humidity Under 90%RH
  • Sensor
  • Pressure sensor (-0.5~4.5V:5V power)
  • Temperature sensor (NTC5Kohm)

Accessory Information Specification

  • Power trans : 24069241
  • Connection kit : CK3200
  • Pressure sensor : DP512-G7
  • Temperature sensor : DPR-TH1-ET*3m-C1

EVC10B Electronic Expansion Valve Controller (Unipolar Step Motor Type) is assigned to following product groups:


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