Spring instrument has passed the ISO9001:2015 international quality system certification, has obtained the national industrial product production license, national explosion-proof electrical equipment explosion proof certificate....
A good customer's staff and assistants, so that every user's investment has been a substantial return.
1, choose the type of products; 2, according to the special requirements of customers, design and manufacture ...
The explosion-proof limit switch is a kind of field instrument for the valve position display and signal feedback of the automatic control system.
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