Product Description
Electrical Characteristics
Standard Resistance Range
100 to 2 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 ±0.05%
Resistance ±0.15%
Resolution
Infinite
Insulation Resistance
500 vdc
1,000 megohms min.
Dielectric Strength
101.3 kPa 500 vac
8.5 kPa 350 vac
Adjustment Angle
260°nom.
Environmental Characteristics
Power Rating (250 volts max.)
0.5 watt (70℃) , 0 watt (125℃)
Temperature Range
-55℃ to +125℃
Temperature Coefficient
±100ppm/℃
Vibration
98 m/s2
(1%ΔTR; 1%ΔVR)
Shock
490 m/s2
(1%ΔTR; 1%ΔVR)
Load Life
1,000 hours 0.5 watt @ 70℃
(3%ΔTR; 4% or 4 ohms, Whichever is
greater ,CRV)
Rotational Life
200 cycles
(3%ΔTR; 4% or 4 ohms, Whichever is
greater ,CRV)
Physical Characteristics
Mechanical Angle
280° nom.
Torque
20 mN·m max.
Stop Strength
50 mN·m min.
Terminals
Solderable pins
Standard Packaging
50 pcs. per tube
Features
● Single Turn / Cermet / Industrial / Sealed
●Available with a knob for finger adjust
● Available with extended shaft
●Top and side adjust types (F,P,H,W,X most popular)
WIW1028(3386) –Trimmer™
Square Trimming
Potentiometer
Trimmer™
How to order
WIW1028—P—102
Model
Style
Resistance Code
standard Resistance Table
|
Resistance
(Ohms)
|
Resistance
Code
|
|
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
|
101
201
501
102
202
502
103
203
253
503
104
204
254
504
105
205
|
Special resistance available
Detail Specification: Q/RY259A-2002
Military Detail Specification: Q/RY20011-97