Model 552

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Vishay Spectrol

Revision: 27-Mar-15

1

Document Number: 57067

For technical questions, contact: sferprecisionpot@vishay.com

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

7/8" (22.2 mm) Three Turn Wirewound

Upper Grade Precision Potentiometer

FEATURES

• Large range of ohmic values: 5

 to 20 k

• Bushing mount or servo mount designs are available

• Gangable up to 3 sections

• Extra taps available upon request

QUICK REFERENCE DATA

Sensor type

ROTATIONAL, multi turn wirewound

Output type

Output by turrets

Market appliance

Professional

Dimensions

7/8" (22.2 mm)

ELECTRICAL SPECIFICATIONS

PARAMETER

Total resistance





Tolerance 50

 and above

Below 50



STANDARD RANGE

5

 to 20 k

± 3 %

± 5 %

SPECIAL

45 k



± 1 %

± 3 %

Linearity (independent)



Total resistance



5

 to 500 

500

 to 2 k

2 k

 and above

STANDARD

± 0.25 %

± 0.25 %

± 0.25 %

BEST PRACTICAL

± 0.25 %

± 0.20 %

± 0.125 %

Noise

100

 ENR

Electrical rotation

1080° +4° -0°

Power rating



Section 1



Additional section

1.0 W at 70 °C ambient to zero at 125 °C

75 % of the rating of section 1 (0.75 W at 70 °C)

Insulation resistance

1000 M

 minimum, 500 V

DC

Dielectric strength

1000 VRMS minimum, 60 Hz

Absolute minimum resistance

Linearity x total resistance or 0.5

, whichever is greater

End boltage

Linearity x total applied voltage for total resistance

above 20

, 2.0 % of total applied voltage for 20  and below

Phasing (CCW end points)

Additional sections phased to section 1 within ± 2°

Taps (extra)

16 available as special, standard tolerance ± 2°

ORDERING INFORMATION/DESCRIPTION

The model 552 can be ordered from this datasheet with a variety of alternate characteristics, as shown. For most rapid service on your order,

please state:

552

B

1

10K

BO1

MODEL

MOUNTING

NUMBER OF SECTIONS

OHMIC VALUE OF

SECTION No 1

PACKAGING

B: Bushing

S: Servo

From 1 up to 3

Box of 1 piece

Other characteristics will be standard as described on this datasheet. If special characteristics are required, such as: special linearity

tolerance, special resistance tolerance, extra taps, non-linear functions, etc., please state these on your order and allow additional lead time

for delivery.

SAP PART NUMBERING GUIDELINES

552

B

1

103

B01

MODEL

STYLE

NUMBER OF SECTIONS

OHMIC VALUE OF

SECTION No 1

PACKAGING