Rgh41 Readhead Installation Drawing - Renishaw RGH41 Installation Manual

RGH41 readhead installation drawing

Reference mark actuator
Epoxy mounted
(A-9531-0250)
7
14.5
6
(RGS40-S)
6.3
(RGS40-P)
P limit switch actuator
(A-9531-0251)
Mount dimple down
(Dimensions as Q actuator)
Ø4.5 ±0.2
*
11.6
*
2.2
*
†
Dimension measured from substrate Extent of mounting faces
‡
The recommended thread engagement is 5 mm. The recommended tightening torque is between 0.5 and 0.7 Nm.
RGH41 RGS40 installation guide
R>50 Dynamic bend radius
R>10 Static bend radius
6 min
14 4
4
2 mounting holes
‡
M3 x 7.5 deep
14.6
P limit switch
sensor position
Forward direction of
readhead relative to scale
*
5
Reference mark sensor position
Optical centre
2 mounting holes M3 x 9.5 deep
(Yaw tol. ±1°)
0.8
10
14.6
Q limit switch
sensor position
44
38
A
3
(Pitch tol. ±1°)
0.8
Arrow indicates optical and
reference mark centre line
‡
3.6
12.5 ±0.5
Set-up
LED
10.5
3
Q limit switch actuator
(Roll tol. ±1°)
(A-9531-0251)
Mount dimple up
*
2
Readhead to
scale clearance
Dimensions and tolerances in mm
*
18
*
12.6
*
3
9
27
13
*
3
†
8.6
0.13
Detail A
Scale surface
Scale thickness
0.2
(RGS40-S)
0.3
(RGS40-P)
Rideheight
0.8 ±0.15
3