Position Sensor
ポジションセンサ
Contactless precise position detection
非接触で物体の位置を正確に検知
 High accuracy
Features
数十ミリの範囲を精度よく測定
 Durability against dust, water and oil.
塵埃中、水中、油中等の過酷な環境で使用可能
 Stable under noise circumstance
ノイズ環境下においても安定動作
Absolute position detection
 絶対位置検知のため原点復帰不要
Applications
 Transmission
トランスミッション内可動物体の位置検知用途
 Shift by Wire system
シフトレバーの位置検知
 Suspension
ｻｽﾍﾟﾝｼｮﾝの変位量検知
Characteristics
 動作原理 / Detection principle
Sensor IC
S
N
N
S
↓
Element B
Element A
←
Detection range (Example)
Magnetic
Field
0mm
+12mm
-12mm
N
S
Moving Direction

他社比較 / Comparison with competitor
Company A
TDK
11
-1mm
Standard air gap
+1mm
00
-1
-1
-1mm
Standard air gap
+1mm
2.0
2
1.5
[mm]
Error
誤差[mm]
Error [mm]
22
1.0
1
0.5
0.0
0
-0.5
-1
-1.0
-1.5
-2
-2
12
0
-12 -6
6
-12-10-8-6-4-2 0 2 4 6 8 1012
Position[mm]
ｚ
-2
-2.0
-12 -10
-12
-8 -6 -4 -2 0 2 4
0
-6
ストローク[mm]
66
Position[mm]
8 10 12
12

Position Sensor

Gear tooth sensor with environment- resistant