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■ Shafts of Φ6 and shaft of other sizes are
available. |
|
■
High Linearity
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|
WXD221、222
Precision Wire-wound Potentiometer, multi-turns
|
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★ Electrical Characteristics
|
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▲ Range of nominal
resistance
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WXD221：100Ω~20KΩ
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WXD222：50Ω~10KΩ
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▲ Resistance tolerance：
±5%，±10%
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▲ Terminal resistance：
≤1Ω or
0.3%R
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▲ Dielectric strength：
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WXD221：350Vac
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WXD222：200Vac
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▲ Effective electrical travel
|
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WXD221：3600°
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Description
|
L
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WXD221
|
21
|
|
WXD222
|
14
|
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▲ Standard Resistance Table
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WXD222：1800°
|
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Resistance(Ω)
|
Resistance(Ω)
|
Resistance(Ω)
|
|
50
56
62
68
75
82
91
100
110
120
130
150
160
180
200
220
240
270
300
330
360
|
390
430
470
510
560
620
680
750
820
910
1000
1200
1300
1500
1600
1800
2000
2200
2400
2700
3000
|
3300
3600
3900
4300
4700
5100
5600
6200
6800
7500
8200
9100
10000
11000
12000
13000
15000
16000
18000
20000
|
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★ Environment Characteristics
|
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▲ Power rating
|
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(WXD221:160Vmax,
WXD222:100Vmax)
|
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WXD221:2W,WXD222:1W
＠
70℃
|
|
125℃
，0W＠
125℃
|
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|
▲ Temperature range：
-55℃
~+
125℃
|
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▲ T.C.R.：±250×10-6/℃
|
|
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▲ Temperature cycle：
-55℃
，30min，+
125℃
，30min
|
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△R≤±2%R
|
|
|
▲ Collision：
390m
/s2，4000次
|
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△R≤±1%R
|
|
|
▲
Vibration：10~500HZ，
0.75mm
，6h
|
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△R≤±1%R，
Electrical interruption≤100μs
|
Detail
specification：Q/RU147-1999
|
|
▲ Climate category：Per IEC
68-2-2
etc.
|
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△R≤±5%R，R1≥100MΩ
|
|
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▲ Electricity endurance at
70℃
:1W or 2W，1000h
|
|
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△R≤±(5%R+0.1Ω)，R1≥1GΩ
|
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▲ Mechanical endurance：10000 cycles
|
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△R≤±5%R，R1≥1GΩ
|
|
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▲ Steady damp heat：As
IEC
68-2-3
，96h
|
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△R≤±5%R，R1≥100MΩ
|
|
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★ Physical Characteristics
|
|
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▲ Total mechanical travel
|
|
|
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WXD221：3600±10°
|
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WXD222：1800±10°
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▲ Starting torque：≤30mN.m
|
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▲ Mark：
Type, trade mark
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Nominal
resistance, resistance tolerance
|
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Specification are subject to change
without notice.
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