Sharma Potentiometers
WIW1024(3059)
Trimming Potentiometer
Features
1-1/4” Rectangular / Multi-turns
Cermet / Industrial / Sealed
Types (L,P,Y,T most popular)
How to order
Electrical Characteristics
Standard Resistance Range
100 to 2 meg ohms
(see standard resistance table)
Resistance Tolerance
10% std.
(tighter tolerance available)
Absolute Minimum Resistance
1% or 5 ohms max.
(whichever is greater)
Contact Resistance Variation
4% or 4 ohms max.
(whichever is greater)
Resolution
Infinite
Insulation Resistance
500 vdc
1,000 meg ohms min.
Dielectric Strength
101.3 kPa 900 vac
8.5 kPa 350 vac
Effective Travel
22 turns nom.
Environmental Characteristics
Power Rating (300 volts max.)
0.5 watt (70 ) , 0 watt (125 )
Temperature Range
-55
to +125
Temperature Coefficient
100ppm/
Vibration
98 m/s
2
(1% TR; 1% VR)
Shock
490 m/s
2
(1% TR; 1% VR)
Load Life
1,000 hours 0.5 watt @ 70
(5% TR; 8% or 8 ohms, Whichever is
greater ,CRV)
Rotational Life
200 cycles
(5% TR; 8% or 8 ohms, Whichever is
greater ,CRV)
Physical Characteristics
Mechanical Angle
35 turns nom.
Torque
30 mN m max.
WIW1024
P
102
Model
Style
Resistance Code
standard Resistance Table
Resistance
(
100
200
500
1,000
2,000
5,000
10,000
20,000
25,000
50,000
100,000
200,000
250,000
500,000
1,000,000
2,000,000
)
Resistance
Code
101
201
501
102
202
502
103
203
253
503
104
204
254
504
105
205
Special resistance available
Detail Specification: Q/RY503-2002
Tel:(949)642-SECI
SECI Engineers & Buyers' Guide
Fax:(949)642-7327