1
1-83 Model 93
ELECTRICAL
Standard Resistance Range, Ohms 20 to 2Meg
Standard Resistance Tolerance ±10% (<100 Ohms = ±20%)
Input Voltage, Maximum 200 Vdc or rms not to exceed power rating
Slider Current, Maximum 100mA or within rated power, whichever is less
Power Rating, Watts 1.0 at 70°C derating to 0 at 125°C
End Resistance, Maximum 2 Ohms
Actual Electrical Travel, Nominal 270°
Dielectric Strength 900 Vrms
Insulation Resistance, Minimum 1,000 Megohms
Resolution Essentially infinite
Contact Resistance Variation, Maximum 1% or 1 Ohm, whichever is greater
ENVIRONMENTAL
Seal 85°C Fluorinert® (No Leaks)
Temperature Coefficient, Maximum ±100ppm/°C
Operating Temperature Range –55°C to +125°C
Thermal Shock 5 cycles, –55°C to +125°C (1% ∆RT, 1% ∆VR)
Moisture Resistance Ten 24 hour cycles (1% ∆RT, IR 100 Megohms Min.)
Shock, 6ms Sawtooth 100G’s (1% ∆RT, 1% ∆VR)
Vibration 20G’s, 10 to 2,000 Hz (1% ∆RT, 1% ∆VR)
High Temperature Exposure 250 hours at 125°C (2% ∆RT, 2% ∆VR)
Rotational Life 200 cycles (3% ∆RT)
Load Life at 0.5 Watts 1,000 hours at 70°C (2% ∆RT)
Resistance to Solder Heat 260°C for 10 sec. (1% ∆RT)
MECHANICAL
Mechanical Stops 24 oz.-in.
Stop Strength 1.5 lb.-in. (0.169 N-m)
Torque, Starting Maximum 5 oz.-in. (0.035 N-m)
Weight, Nominal .052 oz. (1.5 grams)
MODEL 93
1/2” Diameter
Single Turn
Cermet Trimming
Potentiometer
Fluorinert® is a registered trademark of 3M Company.
Specifications subject to change without notice.
Model 93
1-84
TOP ADJUSTMENT
1
0
0
0
5
0
Slot .250 ± .005/6.350 ± 0.127 Long
X .030
X .035
/0.762
/0.889
+.000
– .005
+.000
– .005
Wide
Deep
+0.000
– 0.127
+0.000
– 0.127
Arrow And Graduations
In Contrasting Color
.028 ± .003/0.711 ± 0.076 Dia
Solderable Terminal Pins
(2)
(3)
.10
2.54
.10
2.54
.20
5.08
.50
12.70
Dia
(1)
Standoff
Feet
Resistance Marked
On This Surface
.18
4.57 Min .25
6.35 Max
STANDARD RESISTANCE VALUES, OHMS
20 200 2K 20K 100K 500K
50 500 5K 25K 200K 1Meg
100 1K 10K 50K 250K 2Meg
1
1-85 Model 93
PACKAGING
ORDERING INFORMATION
93 P R 10K
Model Series
Pin Style
Resistance Value
Resistance Prefix
Standard:
Standard: Boxes
Capacity = 50 units
CIRCUIT DIAGRAM
(1)
(2)
(3)
CW
NOTES
mm
INCH
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.
Tolerances unless otherwise specified:
Linear = ± .01 inches (.25mm)
Angular = ± 2 degrees
