Series ROT/SF

www.vishay.com

Vishay Sfernice

Revision: 26-Mar-15

2

Document Number: 54004

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

Note

• Special characteristics designs on request

DIMENSIONS in millimeters, general tolerance ± 0.5 mm

DIMENSIONS

DESIGNATION

SIZE

POTENTIOMETER REFERENCE

08

09

11

13

15

18

20

30

MODEL

34 SF

78 SF

116 SF

156 SF

176 SF

134 SF

200 SF

300 SF

A - 0



- 0.013

Ø shaft stainless steel

3.175

3.175

3.175

3.175

6.345

6.345

6.345

6.345

B max.

Shaft length

13

16.6

16.6

16.6

16.6

16.6

16.6

16.6

C max.

Ø body plastic molded

19.18

22.3

27.07

33.35

36.6

44.5

50.9

76.3

D

Ø flange

15.875

19.05

24.608

30.16

33.337

39.674

47.625

73.025

Tolerance on flange

+0 - 13 μm

+0 - 25 μm

E

Shoulder

1.6

1.6

1.6

1.6

1.6

1.6

2.4

2.4

F min.

Width of groove

1.5

1.5

1.5

1.5

2.2

1.8

2.2

1.75

Ø G max.

Diameter of groove

17.57

19.8

24.8

30.9

33.3

41.4

47.6

73.1

H min.

Turret location

5.8

5.95

6.3

6.3

7

10.15

10.2

10.2

I max.

Radius on turrets

14

15.4

17.3

20.5

23.1

26.5

29.7

43.7

J max.

Radius on screw clamp

13.5

15.4

17.3

18.9

23.1

26.5

29.7

42.6

K max.

Ø on clamp

19.6

23.8

27.7

33.6

37.4

44.5

50.8

77.5

L ± 2°

Angle between turrets

30°

30°

25°

20°

20°

25°

15°

15°

M max.

Total angle

100°

100°

100°

100°

80°

80°

80°

80°

N max.

1 cup

16

20.5

20.5

20.5

23.5

23.5

23.5

23

2 cups

23

27

23

25.5

26.13

26

28.5

34.5

3 cups

36

40

36

39.5

39.5

39.5

40.97

-

4 cups

42

50

42

47

49.5

49.5

50.72

-

5 cups

54.5

63

54

60.5

62.5

62.5

64.5

-

6 cups

60.5

74

60.5

68.5

73.5

73.5

74.5

-

Ø C

Ø D

Ø A

1.6

B

Ø G

F

E

H

X

X

0.025

X

0.025

N

L

J

I

K ON CLAMP

L

M

3

1

2

3

2

1

CLOCK WISE

VIEWED FROM

SHAFT SIDE

ELECTRICAL

CONNECTIONS

ORDERING INFORMATION/DESCRIPTION

ROT

156

S

F

1

C

T

502

e1

SERIES

MODEL MOUNTING TYPE CONDUCTOR NUMBER OF CUPS

LINEARITY

TAP

OHMIC VALUE

LEAD FINISH

S: Servo

F: Plastic film

From 1

up to 6

A: ± 1 %



B: ± 0.5 %



C: ± 0.25 %



D: ± 0.1 %



E: ± 0.05 %



F: ± 0.025 %

On request



T: Voltage



U: Current



position to



be specified

First 2 digits are

significant

numbers 3rd

digit indicates

number of

zeros

SAP PART NUMBERING GUIDELINES

RO 116SF

1

D

502

MODEL

GANG NUMBER

LINEARITY

OHMIC VALUE

From 1 up to 6

5 k

