NTE Electronics 536 Series Catalog Page

Features

• Permanickel contact

• Plastic 1/4” diameter shaft

• Gold plated terminals

• Internal tracking surfaces gold plated

• Precision winding with excellent linearity

Spectrol 536 Series

Potentiometer − 3 Watt, 7/8” round
case, 1/4” dia. shaft, 10 turn, precision
wirewound

Spectrol No. NTE Part No.

536−1−1−101 502−0115 100 7/8” P12

536−1−1−201 502−0116 200 7/8” P12

536−1−1−501 502−0117 500 7/8” P12

536−1−1−102 502−0118 1K 7/8” P12

536−1−1−202 502−0119 2K 7/8” P12

536−1−1−502 502−0120 5K 7/8” P12

536−1−1−103 502−0121 10K 7/8” P12

536−1−1−203 502−0122 20K 7/8” P12

536−1−1−503 502−0123 50K 7/8” P12

536−1−1−104 502−0124 100K 7/8” P12

Value

(Ohms)

Shaft

Length

Resistance Element Data

Resistance

Value

(Ohms)

100 .060 .0603 141.00 14.1

200 .037 .0746 100.00 20.0

500 .031 .1520 63.20 31.6

1K .025 .2459 44.70 44.7

2K .021 .4113 31.60 63.2

5K .016 .8206 20.00 100.0

10K .017 1.7230 14.10 141.0

20K .015 3.0160 10.00 200.0

50K .009 4.6690 6.32 316.0

100K .007 7.4560 4.47 447.0

Resolution

(%)

Ohms

per Turn

Max Current

@ 70°C
Ambient

(mA)

Across Coil

Diag

No.

Max

Voltage

(Volts)

P12

(11.43)

.200 (5.08)

Min

123

1

.312 (7.92)

2

Clockwise

.062

(1.57)

Wiper

3

L.450

3/8−32 UNEF−2A

.625 (15.88) R Max

30°

.2497
(6.34)

.875 (22.22)

Dia

L = Shaft Length (See Table)

Specifications

Electrical

Resistance Range: 100 Ω to 100K Ω
Resistance Tolerance: ±5%
Linearity (independent): ±0.25%
Noise: 100 Ω ENR
Rotation: 3600° +10°, −0°
Power Rating: 3 Watt @ 70°C derated to 0 Watts @ 125°C
Insulation Resistance: 1000 Meg Ω min, 500VDC
Dielectric Strength: 1000V RMS min 60Hz
Absolute Minimum Resistance: Not to exceed .10% of 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: 3600° +10°, −0°
Starting Torque (maximum): 36 gm−cms (0.5 oz in)
Stop Strength (static): 5.4 Kgm−cm (75 oz in)
Rotation Life: 1,000,000 shaft revolutions

Environmental

Operating Temperature: −55°C to +125°C
Load Life: 900 hr.

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NTE Electronics, Inc. D Voice (973) 748−5089 D FAX (973) 748−6224 D http://www.nteinc.com