Sharma Potentiometers
WIW1029 (3296)
Trimmer Potentiometer
Features
9mm Multiturn Square
Cermet / Industrial / Sealed
5 Terminals types (W / X / P/ Y / Z)
Available with a knob for finger adjust
Electrical Characteristics
Standard Resistance Range
10 to 5 Megohms
(see standard resistance table)
Resistance Tolerance
10% std.
(tighter tolerance available)
Absolute Minimum Resistance
1% or 2 ohms max.
(whichever is greater)
Contact Resistance Variation
3% or 3 ohms max.
(whichever is greater)
Adjustability
Voltage
0.01%
Resistance
0.05%
Resolution: Infinite
Insulation Resistance
500 vdc
1,000 Megohms min.
Dielectric Strength
101.3 kPa 600 vac
8.5 kPa 360vac
Effective Travel: 25turns 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
390 m/s
2
(1% TR; 1% VR)
Load Life
1,000 hours 0.5 watt @ 70
(3% TR; 4% or 4 ohm, whichever
is greater , CRV)
Rotational Life: 200 cycles
(3% TR; 4% or 4 ohm)
Physical Characteristics
Torque
36 mN m max.
Mechanical Stops
Wiper idles
Terminals
Solderable pins
Standard Packaging
50pcs.per tube
How to order
WIW1029—W—102
Model
Style
Resistance code
WIPER
CW
CLOCKWISE
Standard Resistance Table
Resistance
Ohms
10
20
50
100
200
500
1000
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
5 000 000
Resistance
Code
100
200
500
101
201
501
102
202
502
103
203
253
503
104
204
254
504
105
205
505
Special resistance available
TCR of shaded areas 250ppm/
Detail Specification: Q/RY256-2000
Detail Mil-Spec Q/RY20021-2000
Tel:(949)642-SECI
SECI Engineers & Buyers' Guide
Fax:(949)642-7327