EXD-SH2

SKU: 807856

EXD-SH1/2 are stand-alone universal superheat and or temperature controllers for air conditioning units or refrigeration systems.

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Specifications

Refrigerants compatibilities
R-410A, R-134a, R-22, R-404A, R-507, R-407C, R-23, R-744, R-454A, R-454C, R-1234yf, R-1234ze(E), R-452B, R-32, R-452A, R-448A, R-449A, R-450A, R-513A, R-454B, R-455A, R-290, R-1270
Function
Superheat controller, Temperature controller
Compatible with
EX4-8, EX4-7...FLR, CV4-6
Supply voltage
AC/DC 24 V
Power consumption
50 VA
Operating temperature
0 to 55°C
IP
00

Features

  • EXD-SH1: Control of one valve
  • EXD-SH2: Control of two valves in two independent circuits
  • Limitation of evaporating pressure (MOP), Low pressure switch, freeze protection and manual positioning of valve(s)
  • Self-adapting superheat control function in conjunction with Copeland EX4-8 and CV4-6 series
  • For multiple refrigerants, including ultralow temperature refrigerant R23 (only with ECN-Z60)
  • Modbus (RTU) communication
  • EXD-SH2: capability the operation of two evaporator/ EXV with single pressure transmitter
  • Integrated keyboard with two lines display
  • Monitoring of sensors and detection of sensor (ECN/TP1/PT5) stepper motor wiring failures
  • Optional upload/download key (accessory) for transmission of parameter settings among controllers with the same setting
  • Low/high superheat alarm as well as other function alarms
  • Electrical connection via plug-in type screw terminals included with controller and Micro Molex EXD-M03 (must be ordered separately); DIN rail mounting housing

Documents & Drawings

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