Model 140

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Vishay Spectrol

Revision: 08-Apr-13

2

Document Number: 57097

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

POWER RATING CHART

DIMENSIONS in inches (millimeters)

MECHANICAL SPECIFICATIONS

PARAMETER

Rotation

330° ± 5°

Bearing Type



Torque (maximums)



Starting



Running



Dead Zone

SLEEVE BEARING

0.2 oz. - in (14.40 g - cm)

0.2 oz. - in (14.40 g - cm)

Not applicable

Weight

0.1 oz. maximum (2.84 g)

Stop Strength

5 in - lbs (5.76 kg - cm) static

Runouts (maximum)



Shaft (TIR)



Pilot Dia. (TIR)



Lateral (TIR)



Shaft End Play



Shaft Radial Play

0.002" (0.05 cm)

0.002" (0.05 cm)

0.003" (0.08 cm)

0.006" (0.15 cm)

0.003" (0.08 cm)

150°

60°

CENTER TAP AVAILABLE AS

SPEC STANDARD FEATURE

CENTER TAP OPTION

SHAFT LOCK OPTION

TOLERANCES: UNLESS

OTHERWISE NOTED.

DECIMALS ± 0.005 ANGLES ± 2 °

0.218

120°

TYP.

0.133 R

(3.38)

+ 0.000

- 0.003

Ø 0.250 MTG. (6.10)

1/4 - 32

UNEF - 2A

THREAD

Ø 0.1248

(3.17)

+ 0.0000

- 0.0003

Ø 0.062

(1.57)

0.031

(0.79)

0.187

(4.75)

0.031

(0.79)

± 0.010

0.305

(7.75)

0.056

(1.42)

0.152

(3.86)

MTG. FACE

Ø 0.500

(12.70)

0.500

(12.70)

0.700 (17.78)

INTEGRAL SHAFT LOCK

CW

0.312

(7.92)

± 0.015

0.062 WIDE

IMPERFECT

THR’O AREA

MODEL 140B/140-...

0.32

(0.81)

MARKING

Unit



Identification

Units shall be marked with manufacturer’s

name, model number, resistance value and

tolerance, circuit diagram, terminal

identification, linearity and data code.



Example of a marking for a standard part:

140-1-2-103

0

20

40

60

80 100 120 140

160

AMBIENT TEMPERATURE IN °C

0

1

2

RESISTANCE ELEMENT DATA

STD

RESISTANCE

VALUES

(

)

RESO-

LUTION

(%)

OHMS

PER

TURN

MAXIMUM

CURRENT

AT 40 °C

AMBIENT

(mA)

MAXIMUM

VOLTAGE

ACROSS

COIL

(V)

WIRE

TEMP.

COEF.

(ppm/°C)

50

0.542

0.271

200.0

10.0

20

100

0.431

0.431

141.0

14.1

20

200

0.361

0.722

100.0

20.0

20

500

0.312

1.56

63.2

31.6

20

1K

0.255

2.55

44.7

44.7

20

2K

0.197

3.94

31.6

63.2

20

5K

0.170

8.50

20.0

100.0

20

10K

0.147

14.7

14.1

141.0

20

20K

0.105

21.0

10.0

200.0

20