[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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