Spectrol Features • • • • • Permanickel contact Stainless steel 1/4” diameter shaft Gold plated terminals Internal tracking surfaces gold plated Precision winding with excellent linearity 533 Series Potentiometer − 1 Watt, 7/8” round case, 1/4” dia. shaft, 3 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. 533−1−1−101 502−0130 100 7/8” P12 533−1−1−201 502−0131 200 7/8” P12 533−1−1−501 502−0132 500 7/8” P12 533−1−1−102 502−0133 1K 7/8” P12 533−1−1−202 502−0134 2K 7/8” P12 533−1−1−502 502−0135 5K 7/8” P12 533−1−1−103 502−0136 10K 7/8” P12 533−1−1−203 502−0137 20K 7/8” P12 Resistance Element Data Resistance Value (Ohms) Resolution (%) Ohms per Turn Max Current @ 70°C Ambient (mA) Max Voltage Across Coil (Volts) 100 .111 .1114 100.00 10.0 200 .097 .1954 70.70 14.1 500 .069 .3424 44.70 22.4 1K .063 .6331 31.60 31.6 2K .041 .8206 22.40 44.7 5K .044 2.2330 14.10 70.7 10K .034 3.4510 10.00 100.0 20K .031 6.1790 7.07 141.0 Wiper 1 .875 (22.22) Dia 3 Clockwise L = Shaft Length (See Table) Specifications Electrical Resistance Range: 100 Ω to 20K Ω Resistance Tolerance: ±5% Linearity (independent): ±0.25% Noise: 100 Ω ENR Rotation: 1080° +10°, −0° Power Rating: 1 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: 1080° +10°, −0° Starting Torque (maximum): 50 gm−cms (0.7 oz in) Stop Strength (static): 5.4 Kgm−cm (75 oz in) Rotation Life: 300,000 shaft revolutions Environmental Operating Temperature: −55°C to +125°C Load Life: 900 hr. 38 NTE Electronics, Inc. D Voice (973) 748−5089 D FAX (973) 748−6224 D http://www.nteinc.com