Series 392 Potentiometer
1/2" Diameter, Single Turn Conductive Plastic
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Features: |
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Conductive Plastic element |
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Low Cost, small size |
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Washable and wave solderable |
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Shaft Seal Standard |
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Non-Locking and Locking Shafts |
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IP Rated (IP67) |
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392CX QPL listed to MIL-R-94 Style RV6 |
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RoHS Compliant |
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Model Styles
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392JA
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7/8" long (FMS) metal shaft 1/4" dia. x 1/4" long metal bushing PC Terminals |
392JB
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7/8" long (FMS) plastic shaft 1/4" dia. x 1/4" long plastic bushing PC Terminals |
392C2 / RV6
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RV6LAYSA...AP 5/8" long (FMS) metal shaft 1/4" dia. x 1/2" length locking bushing, solder-hook terminals |
392C3 / RV6
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RV6NAYSD...AP 7/8" long (FMS) metal shaft 1/4" dia. x 1/4" length bushing, solder-hook terminals |
392C4 / RV6
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RV6NAYSL...AP 1/2" long (FMS) metal shaft 1/4" dia. x 1/4" length bushing, solder-hook terminals |
392C5 / RV6
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RV6LAYSD...AP 7/8" long (FMS) metal shaft 1/4" dia. x 1/2" length locking bushing, solder-hook terminals |
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Electrical Specifications
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Resistance Range
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392J Series: 100 ohms—5 Megohms
392CX/RV6...AP: 100 ohms—1Megohm |
Resistance Tolerance
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Less than 1Meg: ±10%
1Meg to 5Meg: ±20%
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Independent Linearity
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±5% independent linearity measured over
1% to 99%
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Working Voltage
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350 Vdc across end terminals (power not to
exceed rating)
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Power Rating
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0.5W at 70°C derating to 0W at 120°C
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Dielectric Strength
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750 Vac for 60 seconds @ ATM pressure; 350
Vac for 60 seconds @ 3.4 in Hg
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Electrical Rotation
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295° ±5°
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Effective Rotation
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265°, +0°/-10
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Taper
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Linear Taper only
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Taper Tolerance
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±20% of nominal resistance at 50% ±3% mechanical rotation
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End Resistance
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4 ohms max.
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Dielectric Withstanding Voltage
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750 Vac for 60 seconds @ ATM pressure; 350 Vac for 60 seconds @ 3.4 in Hg
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Working Voltage
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350 Vdc across end terminals (power not to exceed rating)
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Dynamic Noise
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Max. initial noise level 1.5% of total resistance. 1% available. Measured with constant current source.
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Linearity
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±5% independent linearity measured over 1% to 99%
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Voltage Coefficient
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.008%/Volt, maximum
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Mechanical Specifications
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Mechanical Rotation
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295° ±5° |
Stop Torque
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3 lb-in min (metal shaft)
2 lb-in min (plastic shaft) |
Torque Range
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.20 to 2.0 oz-in.
Other torques available. |
Shaft Diameter
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.125" (3.18mm)
Slot is in line with contact. |
Switch
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None available |
Seal
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IP67. O-ring shaft seal standard all styles, and the complete unit is sealed for wave solder and wash processing. Shaft seal withstands 5 PSI pressure. Mounting seals are available. |
Housing
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Thermoplastic polyester, blue (UL, SE-O rating) |
Hardware
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Mounting hardware available.
Hex mounted nut 1/4" (6.35mm) x 32 thread, 5/16" (7.94mm) across flats 1/16 in. (1.59mm) thick.
Internal tooth lockwasher, .406"(10.32mm) outside diameter x .025" (.64mm) thick.
Hex jam nut 5/16" (7.94mm) across flats 5/32 in. (3.97mm) thick. |
Contact Material
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Monel |
Solvent Resistance
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Housing resistant to trichlorethylene, Chlorothene NU (TM Dow Chemical Co.), Freon TMS (TM DuPont), Freon TMC, carbon tetrachloride, toulene, MEK, ethyl acetate and gasoline. For solvents not listed, contact State. |
Terminals
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Solder-coated. P.C. pin or solder hook style.
PC pins fit .100 in (2.54mm) grid spacing and .034 in. (0.86mm) diameter board holes. Pin diameter is .028 in. (0.71mm) |
Weight (Approx.)
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Metal shaft & bushing .25 oz.;
Plastic .1 oz. |
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Environmental Specifications (MIL-R-12934)
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Operating Temperature
Range
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-40°C to +120°C.;C Storage Temperature
Range -55°C to +125°C.C
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Rotational Life
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For linear control: 50,000
cycles, plain bushing style only. Change not to exceed 10% R (standard |
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