Jordan Valve Mark 17X Series Flameproof Smart Positioner - Manual (Page 10)

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Ground:
1. Prior to operating the positioner, please ensure that it has been properly grounded.
2. Open terminal cover and locate the ground terminal. Resistance should be less than 100ohm.
3. When using the external ground, use a Phillips head screwdriver to remove the ground screw. Insert the
outside ground bolts and spring washer into the ring type terminal of the ground cable and tighten
accordingly.
4. When using the internal ground, remove the terminal cover, locate the grounding screw marked E, and make
connections as required.
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