WS-2A-0.5-3K9-16ZS-3-M datasheet(1/1 Pages) SHARMA

Part #	WS-2A-0.5-3K9-16ZS-3-M

Description	WS Series Hot-Molded Carbon Composition Potentiometer

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Manufacturer	SHARMA [Sharma Electro Components,Inc]

Direct Link	http://www.sharmacomponents.com

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Features

Carbon composition/Industrial/Sealed

Locking-Bushing/Standard-Bushing

Meet MIL-R-94

WS Series

Hot-Molded Carbon Composition Potentiometer

Electrical Characteristics

Standard Resistance Range……….…... A: 100 to 4700K ohms

……………B/C: 1K to 1000K ohms

Resistance Tolerance………….………….. 5%, 10%, 20%

Absolute Minimum Resistance………………………..15 ohms

(for total resistance values of 100 to 820 ohms inclusive)

…………………………………………………………..1%

(for total resistance values of 1K to 4700K ohms inclusive)

Contact Resistance Variation……….……………………….5%

Insulation Resistance (100 VDC)….1,000 megohms minimum

Power Rating…………………………………………………

70

……………………………………………A: 0.5 watt

……………………………………….B/C: 0.25 watt

125 …………………………………………………0 watt

Environmental Characteristics

Temperature Range……….…………………-55

to +125

Vibration…………………………………………………..15G

Shock…………………………………………………….100G

Load Life……………………………………………………

1,000 hours, 70

………………………………A: 0.5 watt

………………………….B/C: 0.25 watt

Total Resistance Shift……………………………. 10%

Rotational Life………………………………………………

WS-1/1A (Standard-Bushing Type)………….10,000 cycles

Total Resistance Shift…………………………… 10%

WS-2/2A(Locking-Bushing Type)………………500 cycles

Total Resistance Shift…………………………… 10%

Mechanical Characteristics

Total Mechanical Angle………………………270º minimum

Torque………………………………………………………

Starting Torque………………………………0.8 to 5 N•cm

Lock Torque(Locking-Bushing Type)……………8 N•cm

Weight…………………………………….Approximately 8G

How To Order

WS – 2A – 0.5 – 4K7 – 16ZS–3 –

M

Model

Style

Power Rating

Standard Resistance

Length of Operating Shaft

(from Mounting Surface)

Slotted Shaft

Resistance Tolerance

M=20%; K=10%

Standard Resistance Table (ohms)

100

1K

10K

100K

1M

120

1K2

12K

120K

1M2

150

1K5

15K

150K

1M5

180

1K8

18K

180K

1M8

220

2K2

22K

220K

2M2

270

2K7

27K

270K

2M7

330

3K3

33K

330K

3M3

390

3K9

39K

390K

3M9

470

4K7

47K

470K

4M7

560

5K6

56K

560K

680

6K5

68K

680K

820

8K2

82K

820K

Popular values listed in boldface. Special resistance available.

Sharma Potentiometers

Tel: (949)642-SECI

SECI Engineers & Buyers' Guide

F

ax: (949)642-7327

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