Document Number: 57073

Revision 16-Jul-03

www.vishay.com

110

Model 830, 860

Vishay Spectrol

For technical questions, contact sfer@vishay.com

FEATURES

• 830: 15

Ω to 50KΩ, Three-Turn

• 860: 20

Ω to 200KΩ, Ten-Turn

1 - 13/16” (46mm) Three and Ten Turn Wirewound

Precision Potentiometer

PARAMETER

MODEL 830

MODEL 860

Total Resistance

Standard Range

15

Ω to 50KΩ

20

Ω to 200KΩ

Special to 150K

Ω

Special to 500K

Ω

Tolerance:

STANDARD

SPECIAL

200

Ω and above

± 3%

± 1%

Below 200

Ω± 5%

± 3%

Linearity (Independent)

± 0.25% standard

15

Ω to 1KΩ± 0.15%

–

1K

Ω to 5KΩ± 0.10%

–

5K

Ω to 25KΩ± 0.075%

–

25K

Ω and above

± 0.05%

–

20

Ω to 50Ω

–

± 0.15%

50

Ω to 200Ω

–

± 0.10%

200

Ω to 5KΩ

–

± 0.05%

5K

Ω and above

–

± 0.025%

Noise

100

Ω ENR for both models

Rotation

1080

° + 4° - 0°

3600

° + 4° - 0°

Power Rating

3.0 watts at 40

°C

8.0 watts at 40

°C

derated to zero at 125

°C

derated to zero at 125

°C

Insulation Resistance

1000M

Ω minimum 500VDC

Dielectric Strength

Absolute Minimum Resistance

Not to exceed linearity x total resistance or 1

Ω,

whichever is greater

End Voltage

0.5% of total applied voltage maximum

Phasing

CCW End Points sect. 2 phased to

sect 1 within 1

°

Taps (Extra)

42 available as special

108 available as special

standard tolerance

± 1°

standard tolerance

± 1°

ELECTRICAL SPECIFICATIONS

ORDERING INFORMATION

Models 830 and 860 can be ordered from this data sheet with a variety of alternate characteristics, as shown. For most rapid service on

your order, please state:

830, 860

1

1

XXX

MODEL

BUSHING MOUNT

NUMBER OF SECTIONS

RESISTANCE OF EACH

SECTION

Beginning with the section nearest

the mounting end

Other characteristics will be standard as described on this data sheet. If special characteristics are required, such as: special linearity

tolerance, special resistance tolerance, extra taps, non-linear functions, etc., please state these on your order and allow additional lead

time for delivery.