
Model 533, 534, 535
Vishay Spectrol
7/8” (22mm) Precision
Wirewound Potentiometer
ADDITIONAL FEATURES
• Special Resistance Tolerances to 1%
• Rear Shaft Extensions and Support Bearing
• Non Turn Lug
• Dual Gang Configuration and Concentric Shafts
• High Torque and Center Tap
• Special Markings and Front Shaft Extensions
Note: The color of this product is changing to blue, during
the internal period you may recieve either black or blue.
ELECTRICAL SPECIFICATIONS
PARAMETER MODEL 533 MODEL 534 MODEL 535
Resistance Range
Standard Values 50Ω to 20KΩ 100Ω to 100KΩ 50Ω to 50KΩ
Capability Range 5Ω to 60KΩ 10Ω to 200KΩ 5Ω to 100KΩ
Standard Tol ± 5% ± 5% ± 5%
Linearity (Independent) ± 0.25% 0.20% ± 0.25%
Noise 100Ω ENR 100Ω ENR 100Ω ENR
Rotation (Electrical & Mechanical) 1080° + 10% 3600° + 10% 1800° ± 10°
Power Rating (@ 70°C) 1.0 watts 2.0 watts 1.5 watts
Insulation Resistance 1000MΩ minimum 500VDC
Dielectric Strength 1000V
Absolute Minimum Resistance Not to exceed linearity x total resistance or 1Ω,
Tempco 20ppm/°C (standard values, wire only)
End Voltage 0.25% of total applied voltage, maximum
Phasing CCW end points - section 2 phased to section 1 within ± 2°
Taps Center tap only
• Servo Unit available and Slipping Clutch
minimum 60Hz
RMS
whichever is greater
MARKING
Unit Manufacturer’s name and model number,
Identification resistance value and tolerance, linearity
specification date code and terminal
identification
RESISTANCE VALUES
Ohms
533: 50R, 100R, 200R, 500R, 1K, 2K, 5K, 10K, 20K
534: 100R, 200R, 500R, 1K, 2K, 5K, 10K, 20K, 50K, 100K
535: 50R, 100R, 200R, 500R, 1K, 2K, 5K, 10K, 20K, 50K
ORDERING INFORMATION
The Models 533 (3 turn), 534 (10 turn) and 535 (5 turn) can be ordered by stating
534 1 2 XXX
MODEL MOUNTING NUMBER OF SECTIONS RESISTANCE EIA CODE
1. Bushing 1. Single section
2. Servo 2. Dual section
Document Number: 57065
Revision 09-Jan-04
For technical questions, contact sfer@vishay.com
www.vishay.com
1

Model 533, 534, 535
Vishay Spectrol
7/8” (22mm) Precision
Wirewound Potentiometer
SINGLE SECTION
DIMENSIONS in millimeters
Mounting hardware, washer and panel nut, nickel plated
MECHANICAL SPECIFICATIONS
PARAMETER
Bearing Type Bushing: Sleeve bearing Servo: Ball
Torque (maximums): starting 534 533/535
Section 1 0.5 oz - in (36gm - cms) 0.7 oz - in (50gm - cms)
Section 2 0.9 oz - in (65gm - cms) 1.1 oz - in (79gm - cms)
Torque (maximums): running 534 533/535
Section 1 0.4 oz - in (28.80gm - cms) 0.6 oz - in (43.20gm - cms)
Section 2 0.7 oz - in (50.40gm - cms) 0.9 oz - in (64.8gm - cms)
Weight (maximums)
Section 1 0.75 oz (21.26gm)
Section 2 1.25 oz (35.44gm)
Stop Strength 75 oz - in (static) (5.4Kgm - cm)
Ganging 2 sections maximum
0.750 (19.05) ± 0.015
0.312 (7.92) ± 0.015
0.062 (1.57)
0.200 MIN (5.08)
Ø 0.875 (22.22) ± 0.015
0.850 (21.59) ± 0.015
0.300 (7.62) MIN
Ø 0.875 (22.22) ± 0.015
3/8 - 32UNEF - 2A
0.57 (1.45) MIN
12
3
0.032 (0.81) X 0.032 (0.81) DP ± 0.010
SCREWDRIVER SLOT
13
2
Ø 0.750 (19.05) MAX
0.812 (20.62) ± 0.031
0.030 MAX (0.76)
Ø 0.2497 (6.34)
0.375 (9.52) ± 0.031
0.062 (1.57)
0.062 (1.57)0.062 (1.57)
0.062 (1.57)
Ø 0.1248 (3.17)
0.0000
- 0.0003
Ø 0.4062 (10.32)
Ø 0.7500 (19.05)
0.0000
- 0.0003
METRIC
0.0000
- 0.0020
9mm x 0.75 P
0.0000
- 0.0005
Ø 0.875 (22.22)
Ø 6.00mm
30° TYP
R 0.625 (15.88) MAX
0.000
- 0.007
30° TYP
R 0.625 (15.88) MAX
2
1
SCHEMATIC
CW
3
POWER RATING CHART
4
534
3
535
2
533
RATED POWER IN (WATTS)
1
0
0 20 40 60 80 100 120 140 160
AMBIENT TEMPERATURE IN (
www.vishay.com
2
ENVIRONMENTAL SPECIFICATIONS
Vibration 15g thru 2000Hz
Shock 50g
Rotational Life (Shaft Revolution)
533 300,000
534 1,000,000
534 (Servo) > 1,000,000
535 500,000
Load Life 900 Hours
Temperature Range
°C)
For technical questions, contact sfer@vishay.com
- 55°C to + 125°C
Document Number: 57065
Revision 09-Jan-04