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WIW1028-R-254

Description
Trimmer Potentiometer
File Size498KB,1 Pages
ManufacturerETC
Download Datasheet View All

WIW1028-R-254 Overview

Trimmer Potentiometer

Sharma Potentiometers
WIW1028 (3386)
Trimmer Potentiometer
Features
9mm Square 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)
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.
How to order
WIW1028
P
102
Model
Style
P-K
Resistance Code
F
Y
Standard Resistance Table
R
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/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; 1% or 1 ohms, Whichever is
greater ,CRV)
Rotational Life
200 cycles
(3% TR; 1% or 1 ohms, Whichever is
greater ,CRV)
Resistance
(Ohms)
100
200
500
P
Resistance
Code
101
201
501
102
202
502
103
203
253
503
104
204
254
504
105
205
1,000
2,000
5,000
10,000
20,000
25,000
E
W
H
50,000
100,000
200,000
250,000
500,000
1,000,000
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
C
X
2,000,000
Special resistance available
Detail Specification: Q/RY259A-2002
Mil- Spec Detail: Q/RY20011-97
Tel:(949)642-SECI
SECI Engineers & Buyers' Guide
Fax:(949)642-7327
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