Model 702

www.vishay.com

Vishay Spectrol

Revision: 29-Nov-17

1

Document Number: 57069

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) Single Turn Wirewound

(Precision Potentiometer)

FEATURES

• Large range of ohmic values: From 5

 up to

100 k



• Bushing mount or servo mount types are

available

• Extra taps upon request

• Gangable up to 6 sections

• Material categorization: for definitions of compliance

please see www.vishay.com/doc?99912

QUICK REFERENCE DATA

Sensor type

ROTATIONAL, single turn wirewound

Output type

Output by turrets

Market appliance

Professional

Dimensions

7/8" (22.2 mm)

ELECTRICAL SPECIFICATIONS

PARAMETER



Total resistance: (bushing 91 k

 max.)

Tolerance:



20

 and above

Below 20



STANDARD

5

 to 20 k

± 3 %

± 5 %

SPECIAL

to 30 k



± 1 %

± 3 %

Absolute minimum resistance

Linearity x total resistance or 0.5

 whichever is greater

End voltage

Linearity x total applied voltage for total resistance above 20

, 2.0 % of total applied voltage

for 20

 and below

Linearity (independent)



5

 to 100 

100

 to 500 

500

 to 5 k

5 k

 and above

STANDARD

± 1.0 %

± 1.0 %

± 0.5 %

± 0.5 %

BEST PRACTICAL

± 0.75 %

± 0.50 %

± 0.35 %

± 0.25 %

Noise

100

 ENR

Electrical angle

350° ± 2°

Power rating



Section 1



Additional sections

1.25 W at 70 °C ambient derated to zero at 125 °C

75 % of the rating of section 1 (0.94 W at 70 °C)

Insulation resistance

1000 M

 minimum, 500 V

DC

Dielectric strength

1000 VRMS, 60 Hz

Taps (extra)

9 available as special, standard tolerance ± 2°

Phasing (CCW end points)

Additional sections phased to section 1 within ± 1°

ORDERING INFORMATION

702

S

1

2

032

03

X

X

X

X

MODEL

STYLE

GANGS

OHMIC VALUE

GANGS No 1

OHMIC VALUE

GANGS No 2

SPECIAL

REQUEST

702

B: bushing

S: servo

1

2

3

4

5

6

470 = 47



222 = 2.200



103 = 10 k



For ohmic value range

see electrical specification

470 = 47



222 = 2.200



103 = 10 k



For ohmic value range

see electrical specification

Custom reference

PART NUMBER DESCRIPTION (for information only)

702-

2

1

203

203

XXXX

MODEL

STYLE

GANGS

OHMIC VALUE

GANGS No 1

OHMIC VALUE

GANGS No 2

SPECIAL

B = 1

S = 2