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[EVD7] Electronic Expansion Valve Pulse Converter for Bipolar Step Motor

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[EVD7] Electronic Expansion Valve Pulse Converter for Bipolar Step Motor
 
- Economical and Stable
- Various Input Sources for Valve Open Ratio Control(4 ~ 20mA, 1 ~ 5V, 0 ~ 1㏀, and RS485)
- Compatible with Various Refrigerants
- Smart-Rail Mount
- Perfect Tech Support
 
Economical and Stable
EVD7 is a reasonable electronic expansion valve driver which is economical and stable in performance.
Various Input Sources for Valve Open Ratio Control(4 ~ 20mA or 1 ~ 5V, 0 ~ 1㏀, and RS485)
There are various input sources for valve open ratio control from external reference signal(4 ~ 20mA or 1 ~ 5V) and external volume(0 ~ 1㏀) to RS485 communication.
Compatible with Various Refrigerants
R22, R134a, R404a, R407c, R410a, R717, and R23 are compatible and more refrigerants will be available soon.
Smart-Rail Mount
Perfect Tech Support
EVD7 was developed 100% by Dotech's unique design and advanced technologies and tech support is provided perfectly.



Technical Specifications
 
EVD7-00
EVD7-R4
Dimensions
43(W) X 90(H) X 31(D)mm
Power
AC24V +10%/-15%, 50/60Hz, 1A
(Use a double wiring transformer for AC)
Compatible Expansion Valve
Bipolar Step Motor Type, Max. 700mA
2-Phase Full Step Drive
1/1000 open ratio control accuracy (0.0 ~ 100.0%)
RS485 Communication
(MODBUS RTU/ASCII)
-
OK
Remote Display(Optional)
-
OK
Sensor
Pressure
DP512-G7(0.5 ~ 4.5V, -1 ~ 15bar)(Optional)
Temperature
DPR-PT1K-P3D50L*3m(PT 1000Ω, -100 ~ 100℃)(Optional)
Operation
Temperature -10~50℃  / Humidity under 90% RH
Storage
Temperature -20~60℃  / Humidity under 90% RH

MAKER DANFOSS ALCO SPORLAN CAREL
MODEL ETS 12.5
ETS 25B
ETS 50B
ETS 100B
ETS 250
ETS 400
EX4
EX5
EX6
EX7
EX8
SEI 0.5~11
SEI 1.5~20
SEI 30
SEI 100
SEI 175
E2V
E2VP
※ Compatible with most eletronic expansion valves with bipolar step motor
(Danfoss, Alco, Sporlan, Carel, and etc.)


■ Accessories
Category Model Specifications
Power Trans 24069001 AC220V to AC24V, 1A
24069002 AC110V to AC24V, 1A
 
 
 

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