MODEL 93 1 1/2” Diameter Single Turn Cermet Trimming Potentiometer ELECTRICAL Standard Resistance Range, Ohms Standard Resistance Tolerance Input Voltage, Maximum Slider Current, Maximum Power Rating, Watts End Resistance, Maximum Actual Electrical Travel, Nominal Dielectric Strength Insulation Resistance, Minimum Resolution Contact Resistance Variation, Maximum 20 to 2Meg ±10% (<100 Ohms = ±20%) 200 Vdc or rms not to exceed power rating 100mA or within rated power, whichever is less 1.0 at 70°C derating to 0 at 125°C 2 Ohms 270° 900 Vrms 1,000 Megohms Essentially infinite 1% or 1 Ohm, whichever is greater ENVIRONMENTAL Seal Temperature Coefficient, Maximum Operating Temperature Range Thermal Shock Moisture Resistance Shock, 6ms Sawtooth Vibration High Temperature Exposure Rotational Life Load Life at 0.5 Watts Resistance to Solder Heat 85°C Fluorinert® (No Leaks) ±100ppm/°C –55°C to +125°C 5 cycles, –55°C to +125°C (1% ∆RT, 1% ∆VR) Ten 24 hour cycles (1% ∆RT, IR 100 Megohms Min.) 100G’s (1% ∆RT, 1% ∆VR) 20G’s, 10 to 2,000 Hz (1% ∆RT, 1% ∆VR) 250 hours at 125°C (2% ∆RT, 2% ∆VR) 200 cycles (3% ∆RT) 1,000 hours at 70°C (2% ∆RT) 260°C for 10 sec. (1% ∆RT) MECHANICAL Mechanical Stops Stop Strength Torque, Starting Maximum Weight, Nominal 24 oz.-in. 1.5 lb.-in. (0.169 N-m) 5 oz.-in. (0.035 N-m) .052 oz. (1.5 grams) Fluorinert® is a registered trademark of 3M Company. Specifications subject to change without notice. 1-87 Model 93 TOP ADJUSTMENT (Inch/mm) Slot .250 ± .005/6.350 ± 0.127 Long +.000 +0.000 X .030 /0.762 Wide – .005 – 0.127 +.000 +0.000 X .035 /0.889 Deep – .005 – 0.127 50 0 0 10 Arrow And Graduations In Contrasting Color (3) .028 ± .003/0.711 ± 0.076 Dia Solderable Terminal Pins .50 12.70 Dia .10 2.54 Resistance Marked On This Surface (1) .25 Max 6.35 .18 Min 4.57 (2) Standoff Feet .10 2.54 .20 5.08 STANDARD RESISTANCE VALUES, OHMS 20 50 100 200 500 1K 2K 5K 10K 20K 25K 50K 1-88 100K 200K 250K 500K 1Meg 2Meg Model 93 PACKAGING 1 Standard: Boxes Capacity = 50 units ORDERING INFORMATION Standard: 93 P R 10K LF Model Series Pin Style RoHS Compliant Product Code - Optional Resistance Value Resistance Prefix NOTES CIRCUIT DIAGRAM Metric equivalents, based on 1 inch = 25.4mm are rounded to the same number of significant figures as in the original English units and are provided for general information only. (2) (1) (3) INCH mm Tolerances unless otherwise specified: Linear = ± .01 inches (.25mm) Angular = ± 2 degrees CW 1-89 Model 93