PRV4

www.vishay.com

Vishay Sfernice

Upgrade for Longlife Version to RV4L

Revision: 21-Nov-2022

3

Document Number: 50004

For technical questions, contact: sferpottrimmers@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

STANDARD RESISTANCE ELEMENT DATA

STANDARD

RESISTANCE

VALUES

LINEAR TAPER

LOGARITHMIC TAPER

MAX.

POWER

AT 70 °C

MAX.

WORKING

VOLTAGE

MAX. CUR.

THROUGH

ELEMENT

WIPER

MAX.

POWER

AT 70 °C

MAX.

WORKING

VOLTAGE

MAX. CUR.

THROUGH

ELEMENT

WIPER

Ω

WV

mA

WV

mA

20

2

6.32

316

25

2

7.07

283

50

2

10.0

200

100

2

14.1

141

1

10.0

100

200

2

20.0

100.0

1

14.1

70.7

250

2

22.4

89.4

1

15.8

53.2

500

2

31.6

53.2

1

22.4

44.7

1K

2

44.7

44.7

1

31.5

31.6

2K

2

53.2

31.6

1

44.7

22.4

2.5K

2

70.7

28.3

1

50.0

20.0

5K

2

100

20.00

1

70.7

14.1

10K

2

141

14.14

1

100

10.0

20K

2

200

10.00

1

141

7.07

25K

2

224

6.04

1

158

6.32

50K

2

315

6.32

1

224

4.47

100K

2

447

4.47

1

315

3.16

200K

2

500

2.50

1

447

2.24

250K

1

500

2.00

1

499

2.00

500K

1

500

1.00

0.50

500

1.00

1M

0.25

500

0.50

0.25

500

0.50

2M

0.13

500

0.25

0.13

500

0.25

2.5M

0.10

500

0.20

0.10

500

0.20

5M

0.05

500

10M

0.03

500

MECHANICAL SPECIFICATIONS

Mechanical travel

300° ± 5°

Operating torque / typical value

3 Ncm (4.3 oz.-inch)

End stop torque

70 Ncm max. (6 lb-inch max.)

Tightening torque of mounting nut

200 Ncm max. (17.3 lb-inch max.)

Unit weight

23 g to 32 g max. (0.82 oz. to 1.14 oz.)

ENVIRONMENTAL SPECIFICATIONS

Temperature range

-55 °C to +125 °C

Climatic category

55/125/10

Sealing

Fully sealed - container IP 67

OPTIONS

Special feature command shaft

Length is measured from the mounting surface to the free end of the shaft. The screwdriver slot is

aligned with the wiper within ± 10°. Special shafts are available, in accordance to drawings supplied

by customers. We recommend that customers should not machine tool shafts, in order to avoid

damage. Bending or torsion of terminals should also be avoided.

PRV4 LPRP - with locating peg

3

Ø 2

9.2

12.5