HEDS-9741 AVAGO [AVAGO TECHNOLOGIES LIMITED], HEDS-9741 Datasheet - Page 4

• Manufacturer Part Number: HEDS-9741
• Description: For 180, 300, 360 LPI Small Optical Encoder Modules
• Manufacturer: AVAGO [AVAGO TECHNOLOGIES LIMITED]

Mounting Considerations
For linear motion, angular misalignment, E
All dimensions for mounting the module and codestrip should be measured with respect to the two mounting posts, shown above.
Recommended Screw Size: M2.5 x 0.45 or 2-56
Recommended Codewheel and Codestrip Characteristics
0.175
4
4.44
CODEWHEEL/CODESTRIP
Parameter
Window/Bar Ratio
Center of Post to Inside
Center of Post to Outside
Center of Post to Inside Edge
Edge of Window
Edge of Window
of Codestrip
±
±
IMAGE SIDE OF
0.13
0.005
A
, must be ≤ ± 2 degrees to achieve Encoding Characteristics.
Rm
Symbol
Ww/Wb
W1
W2
L
Min.
0.7
1.04
(0.041)
0.76
(0.030)
E
A
Max.
1.4
3.60
(0.142)
Units
mm
(inch)
mm
(inch)
mm
(inch)
Notes