Model 708

www.vishay.com

Vishay Spectrol

Revision: 27-Mar-15

3

Document Number: 57070

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

• Nothing stated herein shall be construed as a guarantee of

quality or durability.

POWER RATING CHART

(Ratings for cup No. 1. Additional cups 75 % of values shown)

MATERIAL SPECIFICATIONS

Housing and lids

Aluminum, anodized

Shaft

Stainless steel, non-magnetic

non-passivated

Terminals

Brass plated for solderability

Bushing mount hardware



Lockwasher internal tooth:



Panel nut:

Steel, nickel plated

Brass, nickel plated

ENVIRONMENTAL SPECIFICATIONS

Vibration

15 g thru 2000 Hz

Shock

50 g

Salt spray

96 h

Rotational life

Servo: 20 million shaft revolutions

Bushing: 5 million shaft revolutions

Load life

900 h

Temperature range

-55 °C to +125 °C

MARKING

Unit identification

Units shall be marked with Spectrol name, model no, and data code, and on each section, resistance,

resistance tolerance, linearity and terminal identification.



Example of a marking for a standard part: 708-22102103

20

40

60

80

100

120

140

160

AMBIENT TEMPERATURE IN °C

0.5

0

1.0

1.5

2.0

RESISTANCE ELEMENT DATA

RESISTANCE

VALUES

(

)

MAXIMUM VOLTAGE

APPLICABLE

(V)

500

22

1K

32

2K

45

5K

71

10K

100

20K

141

50K

224