CVS Controls 1200 Руководство по эксплуатации - Страница 5
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Pneumatic Input Adjustment
Procedure:
Factory setting for input is 3-15 psi.
The CVS 1200 Positioner is easily
changed to 6-30 psi.
1. Ensure air supply is removed from
unit.
2. Using a 7mm wrench, loosen lock
nut on threaded shaft.
3. Using pliers, remove spring from
zero adjust post.
4. Remove span spring from threaded
shaft.
5. Using the zero spring, turn the
threaded shaft one full rotation
clockwise.(towards span adjuster)
6. Reattach zero spring to post, and
span spring to shaft. Tighten jam nut
on threaded shaft.
Continue with calibration.
Note: Should additional span
adjustment be required, another turn
on the threaded shaft may be
achieved.
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