Spectrol Features • • • • Compact size Stainless steel 1/4” diameter shaft Turret type, solder plated terminals Plastic housing with non−turn pin 357 Series Potentiometer − 1 Watt, 7/8” round case, 1/4” dia. shaft, single turn P11 90° .365 (9.26) L .2497 (6.34) Dia .407 (10.34) .875 (22.22) 3/8−32 UNEF−2A .062 (1.57) Dia .176 (4.47) R (3 Terminal Pins) 2 Spectrol No. NTE Part No. Value (Ohms) Shaft Length Diag No. .125 (3.18) Wiper 1 3 357−0−0−102 502−0080 1K 7/8” P11 Clockwise 357−2−0−102 502−0087 1K 7/8” P11 357−0−0−202 502−0081 2K 7/8” P11 Specifications 357−2−0−202 502−0088 2K 7/8” P11 357−0−0−502 502−0082 5K 7/8” P11 357−2−0−502 502−0089 5K 7/8” P11 357−0−0−103 502−0083 10K 7/8” P11 357−2−0−103 502−0090 10K 7/8” P11 357−0−0−203 502−0084 20K 7/8” P11 357−2−0−203 502−0091 20K 7/8” P11 357−0−0−503 502−0085 50K 7/8” P11 357−2−0−503 502−0092 50K 7/8” P11 NOTE: 357−0−XX−XXX types are continuous rotation 357−2−XX−XXX types contain rotation stops .062 (1.57) L = Shaft Length (See Table) Electrical Resistance Range − Linear Taper: 1K Ω to 50K Ω Resistance Tolerance: ±20% Power Rating: 1 Watt @ 70°C derated to 0 Watts @ 125°C Temperature Coefficient of Resistance: ±600ppm/°C Linearity Tolerance: ±2% independent Output Smoothness: 0.1% max Insulation Resistance: 1000 Meg Ω min, 500VDC Dielectric Strength: 1000V RMS min 50Hz End Voltage: 0.5% max Electrical Travel: 340° ±3° Rotation Life: 2,000,000 shaft revolutions Mechanical Bearing Type Bushing: Sleeve bearing Resistance Element: Conductive plastic Mechanical Rotation: 360° (Continuous), 340° ±3° (With Stops) Starting and Running Torque: 3.68mNm (0.5 oz in) Shaft Tolerance: 0.13 mm (Runout) 0.25 mm (End Play) 0.13 mm (Radial Play) Rotation Life: 10,000,000 shaft revolutions Environmental Operating Temperature: −55°C to +125°C Load Life: 1000 hr. 26 NTE Electronics, Inc. D Voice (973) 748−5089 D FAX (973) 748−6224 D http://www.nteinc.com