Spectrol Features • • • • • Permanickel contact Stainless steel 1/4” diameter shaft Gold plated terminals Internal tracking surfaces gold plated Precision winding with excellent linearity 534 Series Potentiometer − 2 Watt, 7/8” round case, 1/4” dia. shaft, 10 turn, precision wirewound P12 .750 (19.05) L .200 (5.08) Min 1 3 2 .625 (15.88) R Max 30° .312 (7.92) .062 (1.57) .2497 (6.34) 3/8−32 UNEF−2A 2 Spectrol No. NTE Part No. Value (Ohms) Shaft Length Diag No. 534−1−1−101 502−0100 100 7/8” P12 534−1−1−201 502−0101 200 7/8” P12 534−1−1−501 502−0102 500 7/8” P12 534−1−1−102 502−0103 1K 7/8” P12 534−1−1−202 502−0104 2K 7/8” P12 534−1−1−502 502−0105 5K 7/8” P12 534−1−1−103 502−0106 10K 7/8” P12 534−1−1−203 502−0107 20K 7/8” P12 534−1−1−503 502−0108 50K 7/8” P12 534−1−1−104 502−0109 100K 7/8” P12 Resistance Element Data Max Current @ 70°C Ambient (mA) Max Voltage Across Coil (Volts) .0603 141.00 14.1 .0746 100.00 20.0 .031 .1520 63.20 31.6 1K .025 .2459 44.70 44.7 2K .021 .4113 31.60 63.2 5K .016 .8206 20.00 100.0 10K .017 1.7230 14.10 141.0 20K .015 3.0160 10.00 200.0 50K .009 4.6690 6.32 316.0 100K .007 7.4560 4.47 447.0 Resistance Value (Ohms) Resolution (%) 100 .060 200 .037 500 Ohms per Turn Wiper 1 .875 (22.22) Dia 3 Clockwise L = Shaft Length (See Table) Specifications Electrical Resistance Range: 100 Ω to 100K Ω Resistance Tolerance: ±5% Linearity (independent): ±0.20% Noise: 100 Ω ENR Rotation: 3600° +10°, −0° Power Rating: 2 Watt @ 70°C derated to 0 Watts @ 125°C Insulation Resistance: 1000 Meg Ω min, 500VDC Dielectric Strength: 1000V RMS min 50Hz Absolute Minimum Resistance: Not to exceed linearity x total resistance or 1Ω, whichever is greater Temperature Coefficient of Resistance: 20ppm/°C (wire only) End Voltage: 0.25% of total applied voltage, max Mechanical Bearing Type Bushing: Sleeve bearing Resistance Element: See Table Rotation: 3600° +10°, −0° Starting Torque (maximum): 36 gm−cms (0.5 oz in) Stop Strength (static): 5.4 Kgm−cm (75 oz in) Rotation Life: 1,000,000 shaft revolutions Environmental Operating Temperature: −55°C to +125°C Load Life: 900 hr. NTE Electronics, Inc. D Voice (973) 748−5089 D FAX (973) 748−6224 D http://www.nteinc.com 39