MODEL 5100 SERIES
7/8” Diameter
Single Turn
Wirewound
Precision Potentiometer
MODEL STYLES
2
5101
5103
ELECTRICAL
1/8" Shaft, 3/8" Bushing
1/8" Shaft, Servo
Resistance Range, Ohms
Standard Resistance Tolerance
Minimum Practical Resistance Tolerance
Independent Linearity
Minimum Practical Independent Linearity
Power Rating, Watts
Dielectric Strength
Insulation Resistance, Minimum
Noise, Maximum
Actual Electrical Travel
Tap Tolerance
End Voltage, Maximum
ENVIRONMENTAL (MIL-R-12934)
200 to 15K
±5%
±2%
±0.5%
±0.25%
0.75 at 40°C derating to 0 at 85°C
1,000V rms
1,000 Megohms
100 Ohms
354° + 2°
±2° <500 Ohms, ±1°
≥500
Ohms
Within Std. Linearity Tolerance
Operating Temperature Range
Temperature Cycling
Shock, 6ms Sawtooth
Vibration
Humidity
Rotational Load Life
Specifications subject to change without notice.
–25°C to +85°C
5 cycles, –25°C to +85°C
100G’s
10G’s, 10 to 500 Hz
Five 24 hour cycles
500K shaft rev. plus 900 hrs. at rated wattage at 40°C
2-39
Model 5100 Series
MECHANICAL
Total Mechanical Travel
Number of Cups, Maximum
Weight, Nominal
Backlash
Shaft End Play, Maximum
Shaft Runout, T.I.R., Maximum
Pilot Diameter Runout, T.I.R., Maximum
Lateral Runout, T.I.R., Maximum
Shaft Radial Play, Maximum
Start/Run Torque, Maximum
STANDARD RESISTANCE VALUES, OHMS
360° Continuous
4
0.5 oz. Single Cup
0.3 oz. Each Added Cup
Negligible
.005"
.0015"
.002"
.003"
5101
5103
.003"
.0025"
0.2 oz.-in.
0.2 oz.-in.
Total
Resistance
1K
2K
5K
10K
15K
Theoretical
Resolution
(% Nominal)
0.210
0.170
0.140
0.110
0.100
Tempco
of Wire
±20 ppm/°C
±20 ppm/°C
±20 ppm/°C
±20 ppm/°C
±20 ppm/°C
METRIC CONVERSIONS
1 in.
1 oz.
25.4mm
28.4 gm
1 oz.-in.
1 lb.-in.
0,007 N-m
0,113 N-m
2-40
Model 5100 Series
OUTLINE DIMENSIONS (Inch/mm)
Model 5101 - Bushing Mount
“RS” 1.200± .031
30.48
±
0.79
.700
“L”
17.8
.250
6.35
Min.
Dimensions shown are with
1 cup, for each additional cup:
increase “RS” by .500
12.7
.500±.002
increase “L” by
12.7± 0.05
Mounting Surface
.500±.031
12.7± 0.79
+ .0000
.1248 – .0003
Dia.
+ 0.000
3.170 – 0.008
+ .000
.406 – .002
+ 0.00
10.3 – 0.05
105
˚
Max.
CCW
CW
Clamp
Ears
Slider
.625
R. Max.
15.9
+
2
.875±.016
Dia.
22.2± 0.41
.500±.016
12.7± 0.41
+ .000
.062 – .010
Dia.
+ 0.00
1.575 – 0.25
.250
±.005
Min.
6.35± 0.13
Chamfer .016 Max. x 45
˚
0.41
3/8 - 32 UNEF Thread
OUTLINE DIMENSIONS (Inch/mm)
Model 5103 - Servo Mount
“RS” 1.200± .031
30.48
±
0.79
.700
“L”
17.8
.250
6.35
Min.
Dimensions shown are with
1 cup, for each additional cup:
increase “RS” by .500
12.7
.500±.002
increase “L” by
12.7± 0.05
Mounting Surface
.500±.031
12.7± 0.79
+ .0000
.1248 – .0003
Dia.
+ 0.000
3.170 – 0.008
105
˚
Max.
CCW
CW
Clamp
Ears
Slider
.625
R. Max.
15.9
+
.875±.016
Dia.
22.2± 0.41
+ .0000
.7500 – .0005
+ 0.0000 Dia.
19.050 – 0.0127
.875
±.005
22.2
±
0.13 Dia.
.781 Dia. Max.
19.8
.057
Min.
1.45
.062±.005 Min.
1.58± 0.13
Chamfer .016 Max. x 45
˚
0.41
.062
±.005
1.58
±
0.13
2-41
Model 5100 Series
SPECIAL FEATURES
Center Tap
Linearity Tape
Rear Shaft Extension
Flatted Shaft
Slotted Shaft
ORDERING INFORMATION
CT
LT
RS
FS
SS
5101 R 10K L.50 XX
Model Series
Resistance Prefix
Resistance Value
Linearity
Optional Special
Feature Code
CIRCUIT DIAGRAM
NOTES
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.
(S)
(CCW)
(CW)
INCH
mm
Tolerances unless otherwise specified:
Linear = ± .01 inches
(.25mm)
Angular = ± 2 degrees
2-42
Model 5100 Series
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