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Front view
Control module for electronic expansion valves
Features
Control by data interface of a CRD-XP/CRDP-XP
1 digital switching channel and 1 analogue voltage output
1 input for temperature sensor and 1 input for pressure transmitter
No parameters need to be set
Circuit diagram
EEV-Modul_V1.30_PI_2018-01_EN
EEV
RxD
LEDs
TxD
LED
Status
TxD
Fast flashing
RXD
Fast flashing
EEV
Illuminated
Subject to technical changes
EEV module
Product information
Meaning
EEV module transmitting data to the
cold location controller.
EEV module receiving data from cold
location controller.
EEV being controlled via normally
open contact on terminal 35.
Page 1 of 4
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Summary of Contents for WURM EEV module
- Page 1 1 input for temperature sensor and 1 input for pressure transmitter No parameters need to be set Circuit diagram LEDs Status Meaning EEV module transmitting data to the Fast flashing cold location controller. EEV module receiving data from cold Fast flashing location controller.
- Page 2 Wurm GmbH & Co. KG Elektronische Systeme. Keep these instructions ready to hand for quick reference and pass them on with the device if the product is sold.
- Page 3 The adjustment signals that the EEV module receives from the cold location controller are output on the analogue and digital outputs of the EEV module in order to control electronic expansion valves.
- Page 4 EEV module Product information Installing the temperature sensor To ensure reliable operation of the electronic expansion valve, it is important to take special care when installing the suction gas temperature sensor. Never fasten the suction gas temperature sensor with cable straps.
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