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參數(shù)資料
| 型號(hào)： | HEDS-9781H50 |
| 元件分類： | 編、解碼器及復(fù)用、解復(fù)用 |
| 英文描述： | SINGLE, 2 CHANNELS, ROTARY/LINEAR OPTICAL POSITION ENCODER |
| 封裝： | PLASTIC PACKAGE-4 |
| 文件頁數(shù)： | 5/8頁 |
| 文件大?。?/td> | 245K |
| 代理商： | HEDS-9781H50 |
5
Recommended Codewheel and Codestrip Characteristics
Parameter
Symbol
Min.
Max.
Units
Notes
Window/Bar Ratio
Ww/Wb
0.7
1.4
Window Length (Rotary)
Lw
1.80
2.30
mm
(0.071)
(0.091)
(inch)
Absolute Maximum Codewheel
Rc
Rop + 3.40
mm
Includes eccen–
Radius (Rotary)
(Rop + 0.134)
(inch)
tricity errors
Center of Post to Inside
W1
1.04
mm
Edge of Window
(0.041)
(inch)
Center of Post to Outside
W2
0.76
mm
Edge of Window
(0.030)
(inch)
Center of Post to Inside Edge
L
3.60
mm
of Codestrip
(0.142)
(inch)
Encoding Characteristics
Encoding Characteristics over Recommended Operating Condition and recommended mounting tolerances.
These characteristics do not include codewheel/codestrip contribution. The Typical Values are averages over
the full rotation of the codewheel.
Parameter
Symbol
Typical
Maximum
Units
Pulse Width Error
P5
47
°e
Logic State Width Error
S3
47
°e
Phase Error
φ
217
°e
Note: 3.2 k
pull-up resistors used on all encoder module outputs.
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