3381 BITECH | Alldatasheet
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BI Technologies Corporation
4200 Bonita Place, Fullerton, CA 92835 USA
Phone: 714 447 2345 Website: www.bitechnologies.com 1 - 5/16” D iam eter Single Turn Conductive Plastic Precision Potentiom eter / Position Sensor M odel 3381 Total Mechanical Travel 360° Continuous (350° ±2° with stop feature) Number of Gangs 1 maximum Weight 1.5 oz. nominal Shaft Runout 0.0025” maximum T.I.R. Pilot Diameter Runout 0.0025” maximum T.I.R. Lateral Runout 0.003”maximum T.I.R. Shaft Radial Play 0.004” maximum M ECHANICAL ELECTRICAL 1 1 Specifications subject to change without notice. 2 Linearity is measured between 1% and 99% of input voltage. 3 Special TCR available to ±100 ppm/°C.
4 Measured with 10 VDC CW to CCW and slider at 50% of electrical travel
Resistance Range 1K to 300K Ohms Standard Resistance Tolerance ±10% Minimum Practical Resistance Tolerance ±5% Independent Linearity 2 ±0.5% Minimum Practical Independent Linearity ±0.25% Input Voltage 400 VDC maximum, not to exceed power rating Power Rating 2.0 Watts at 70°C, derating to 0 at 105°C Dielectric Strength 1,000 V rms Insulation Resistance 1,000 Megohms minimum Output smoothness 0.1% maximum Actual Electrical Travel 348° nominal Electrical Continuity Travel 350° minimum End Voltage maximum 0.5% of input voltage Tap Tolerance maximum 0.5% of input voltage Resolution essentially infinite Temperature Coefficient of Resistance 3 -400 ppm/°C typical Temperature Coefficient of Output Voltage 4 ±10 ppm/°C typical October 31 2014 Model 3381 page 1 of 3 RoH S 2 com pliant Pb
BI Technologies Corporation Phone: 714 447 2345 Website: www.bitechnologies.com Operating Temperature Range -40°C to +125°C dynamic, -65°C to +125°C static Temperature Cycling 5 cycles, -65°C to +125°C, maximum 10% ΔR Shock 6 ms sawtooth, 100 G’s, 0.1 ms maximum discontinuity Vibration 10 G’s, 10 to 500 Hz, maximum 2% ΔR, 0.1 ms maximum discontinuity Moisture Resistance five 24 hour cycles, maximum 25% ΔR High Temperature Exposure 1,000 hours at 125°C, maximum 0.5% ΔR Rotational Life 10 million shaft revolutions Rotational Load Life 10 million shaft revolutions, maximum 10% ΔR Ingress Protection Rating (IP Code) IP50, IP66 available as option (feature code ES) ENVIRONM ENTAL (M IL-PRF-39023) ORDERING INFORM ATION Model Series Resistance Prefix Resistance Value Optional Feature Code (see table) Optional Non-standard Tolerance 3381 R 10K T5 L.5 xx FEATURE CODES M odel 3381 Center Tap CT Linearity Tape LT Flatted Shaft FS Slotted Shaft SS Shaft Lock SL Stop ST Seal (IP66) ES October 31 2014 Model 3381 page 2 of 3 Linearity (CCW) (S) (CW) CIRCUIT DIAGRAM STANDARD RESISTANCE VALUES 1K 5K 20K 100K 2K 10K 50K When multiple Optional Feature codes are used the P/N shall be in the same sequence as listed in this table (top to bottom).
BI Technologies Corporation Phone: 714 447 2345 Website: www.bitechnologies.com M odel 3381 OUTLINE DRAW ING .562±.016 14.3±0.41 Locating Lug .125±.005 3.18±0.13 Dia. Dia. Dia.CCW CW CT (when specified) Slider .567±.031 14.4±0.79 .470 11.9 Max. Mounting Surface .875±.031 22.2±0.79 .062±.016 1.58±0.41 1.312±.016 33.33±0.41 Dia. .090±.016 2.29±0.14 .375±.016 9.53±0.14 3/8 - UNEF Thread .016 0.41Chamfer Max. x 45° +.000 -.002 +0.00 -0.05 .406 10.3 +.0000 -.0003 +0.000 -0.008 .2497 6.342 October 31 2014 Model 3381 page 3 of 3