Valve Positioners
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$580.57
Subject to factory lead times
$580.57
Subject to factory lead times
$580.57
Subject to factory lead times
$908.71
Subject to factory lead times
$908.71
Subject to factory lead times
$972.36
Subject to factory lead times
$908.71
Subject to factory lead times
$965.22
Subject to factory lead times
$965.22
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$965.22
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$997.66
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$997.66
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$1,187.93
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$1,187.93
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$1,251.58
Subject to factory lead times
$1,187.93
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$882.26
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$644.22
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$1,315.93
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$1,490.07
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$1,210.40
Subject to factory lead times
$1,274.06
Subject to factory lead times
$1,490.07
Subject to factory lead times
$580.57
Subject to factory lead times
$580.57
Subject to factory lead times
$580.57
Subject to factory lead times
$908.71
Subject to factory lead times
$908.71
Subject to factory lead times
$972.36
Subject to factory lead times
$908.71
Subject to factory lead times
$965.22
Subject to factory lead times
$965.22
Subject to factory lead times
$965.22
Subject to factory lead times
$997.66
Subject to factory lead times
$997.66
Subject to factory lead times
$1,187.93
Subject to factory lead times
$1,187.93
Subject to factory lead times
$1,251.58
Subject to factory lead times
$1,187.93
Subject to factory lead times
$882.26
Subject to factory lead times
$644.22
Subject to factory lead times
$644.22
Subject to factory lead times
$1,315.93
Subject to factory lead times
$1,490.07
Subject to factory lead times
$1,210.40
Subject to factory lead times
$1,274.06
Subject to factory lead times
$1,490.07
Subject to factory lead times
- A positioner reads the desired stem position from a 4-20 mA setpoint, compares it to where the stem actually is, and modulates air to the actuator until they match. It defeats packing friction, varying line pressure, and load forces that would otherwise leave the valve in the wrong spot. Any modulating control valve needs one.
- Pneumatic positioners take a 3-15 psi pneumatic input and put out actuator air. Electro-pneumatic (I/P) positioners convert 4-20 mA to air. Digital (smart) positioners add a microprocessor, HART or fieldbus comms, auto-calibration, and diagnostics like valve signature analysis. Smart positioners are now standard on any new install, the diagnostic data alone pays for them.

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About NISCO Inc.
NISCO offers a wide range of pressure gauges & instruments, diaphragm seals, thermometers, valves, and flow control products to the industrial and commercial marketplaces, as well as other resellers like ourselves. We can also provide other value-added services such as gauge repair, NIST traceable calibration, diaphragm seal assembly, and valve automation. NISCO takes pride in providing extensive product knowledge, helpful customer service, and market competitive pricing to help fit whatever need you may have because it is our goal to be regarded by our customers as the best supplier of pressure, temperature, and flow control products.

