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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 |
■ Dimensions
■ Diagram
