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■ More shaft length & shape are available
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■ High power, stable resistance
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■ Packed in boxes
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WX25 Power Wire-Wound Potentiometer
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★ Electrical Characteristics
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|
▲ Range of nominal
resistance： 2.2Ω~8.2KΩ
|
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|
▲ Resistance tolerance：
±10%
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▲ Terminal resistance：
≤0.2% or 0.1Ω
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▲ Insulation resistance：
R1≥
1G
Ω(500Vdc)
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▲ Insulation voltage：1000Vac
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▲ Max heating temperature： 300℃
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★ Environment Characteristics
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▲ Rated power：
25W ＠
85℃
，
0W
＠
300℃
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▲ Temperature range：
-55℃
~+
300℃
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▲ Vibration：10~200HZ，
40m
/s2，3h
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△R≤±3%R
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|
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▲ Thermal cycles：
-55℃
，30min，
85℃
，30min
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ZS-3
(Milling slot)
|
ZS-5
(Milling
Plane)
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L2(mm)
|
L1(mm)
|
L2(mm)
|
L1(mm)
|
|
20
|
59
|
25
|
63
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|
★ Standard Resistance Table
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3 cycles
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|
Resistance
(Ω)
|
Resistance
(Ω)
|
|
2.2
2.7
3.3
3.9
4.7
5.6
6.8
8.2
10
12
15
18
22
27
33
39
47
56
68
82
100
120
|
150
180
220
270
330
390
470
560
680
820
1000
1200
1500
1800
2200
2700
3300
3900
4700
5600
6800
8200
|
|
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△R≤±3%R，R1≥500MΩ
|
|
▲ Moisture：
40±
2℃
，95~98%R.H
48h
|
|
|
△R≤±3%R，R1≥100MΩ
|
|
|
▲ Load Wear-resistance
|
|
|
R≤1KΩ：10000
cycles
|
|
|
R>1KΩ：1000
cycles
|
|
|
△R≤±5%R
|
|
|
▲ Collision：
60~100次/min，
150m
/s2，4000
cycles
|
|
Good electrical contact,
no mechanical damage
|
|
|
▲ Centrifugal：
150m
/s2，5min，3
cycles
|
|
(Single direction,
smooth, continuous
and on mechanical damage)
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★ Physical Characteristics
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Detail
specification：Q/RU141-1995
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▲ Total mechanical travel：280°±10°
|
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▲ Starting torque：≤0.15N.m
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▲ Mark：
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Type, nominal
resistance,
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|
resistance tolerance
|
|
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|
Manufacture date,
Trade mark
|
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▲ Standard package：10 pcs/box
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Specification
are subject to change without notice.
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