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How to select the best suitable Auto-return electric ball valves?
- 2014-07-09 23:38:40
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To help you get the best result out of our TOFINE-THA20T motorized ball valves,please confirm below items before ordering:1)Wiring Diagram:
If you want Auto-return valves,please refer to Auto-return wirings: 2-wire CR2 02 or 5-wire CR5 02 (with signal feedback), 5-wire CR5 02 price is a little higher than 2-wire CR2 02,do you want 2-wire or 5-wire?
2) Normally closed or open type:
Auto-return valve can be available in normally closed and open type as below,the price is same for different type,which type do you like?Normally closed type: Valve original state is close,valve will open when power on and valve will auto-return close when power off.Normally open type: Valve original state is open,valve will close when power on and valve will auto-return open when power off.More details please contact us via Email: sales@flow-controls.com, Web: www.flow-controls.com,
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