Renishaw RGH34 User manual

Installation guide
M-9537-9024-01-A
RGH34 RGS40 linear encoder system

Contents
Product compliance 1
Storage and handling 2
RGH34 readhead installation drawing 3
RGI34 interface installation drawing 4
RGS40 scale installation drawings 5
Scale application 6
End clamps 6
Reference mark and limit switch actuator installation 6
Readhead mounting/installation 7
Readhead set-up 8
Reference mark set-up 8
Limit switch 9
Output signals 9
Speed 9
Electrical connections 10
Output specications 11
General specications 12
Scale specications 12
RGH34 RGS40 installation guide

C
The RGH34 and RGI34 have been designed as system components and to be compliant with EMC
regulations for products of their type. Care must be taken with shielding and grounding arrangements
to ensure EMC performance once installed. It is the system integrator’s responsibility to implement,
test and prove EMC compatibility for the whole machine.
RoHS compliance
Compliant with EC directive 2011/65/EU (RoHS)
Patents
Features of Renishaw’s encoder systems and similar products are the subjects of the following
patents and patent applications:
EP1147377 JP4571768 US6588333
Further information
Further information relating to the RGH34 encoder range can be found in the RGH34 system
Data sheet (L-9517-9728). This can be downloaded from our website www.renishaw.com/encoder and is
also available from your local representative. This document may not be copied or reproduced in whole or
in part, transferred to any other media or language, by any means without the written prior permission of
Renishaw. The publication of material within this document does not imply freedom from the patent rights of
Renishaw plc.
Disclaimer
RENISHAW HAS MADE CONSIDERABLE EFFORTS TO ENSURE THE CONTENT OF THIS
DOCUMENT IS CORRECT AT THE DATE OF PUBLICATION BUT MAKES NO WARRANTIES
OR REPRESENTATIONS REGARDING THE CONTENT. RENISHAW EXCLUDES LIABILITY,
HOWSOEVER ARISING, FOR ANY INACCURACIES IN THIS DOCUMENT.
Product compliance
The use of this symbol on Renishaw products and/or accompanying documentation indicates that the product
should not be mixed with general household waste upon disposal. It is the responsibility of the end user to
dispose of this product at a designated collection point for waste electrical and electronic equipment (WEEE)
to enable reuse or recycling. Correct disposal of this product will help to save valuable resources and prevent
potential negative effects on the environment. For more information, please contact your local waste disposal
service or Renishaw distributor.
RGH34 RGS40 installation guide 1
The packaging of our products contains the following materials and can be recycled.
Packaging Component Material ISO 11469 Recycling Guidance
Outer box Cardboard Not applicable Recyclable
Polypropylene PP Recyclable
Inserts Low Density Polyethylene Foam LDPE Recyclable
Cardboard Not applicable Recyclable
Bags High Density Polyethylene Bag HDPE Recyclable
Metalised Polyethylene PE Recyclable

RGH34 RGS40 installation guide 2
Storage and handling
Methylated
Spirits
Acetone
CH3COCH3
Chlorinated
Solvents
CH3(CH2)5CH3CH3CHOHCH3
N-heptane Propan-2-ol
Minimum bend radius
RGS40 – 100 mm
NOTE: Ensure self-adhesive
tape is on the outside of the
bend radius.
95% relative humidity (non condensing)
to EN 60068-2-78
Storage Humidity
System
+70 °C
-20 °C
Operating
System
+55 °C
0 °C

RGH34 RGS40 installation guide 3
RGH34 readhead installation drawing
FPC cable
Limit actuator
(A-9531-0251)
lower edge to be
positioned 2.7 ±0.5
above scale substrate
Component area
Optical centreline
(Roll tol. ±1°)
Optional magnetic
reference or limit
switch sensor
2.1
6
5.5
15
10
2
10.5
10.5
1.5
7
7.5
1.6
2.55
(Yaw tol. ±1°)
0.2
0.09
7.5
14
4
0.8 ±0.5*15
Forward direction of
readhead relative to scale
Reference mark actuator
(A-9531-0250)
90°‘vee’ FPC cable
Scale surface
(Pitch tol. ±1°)
0.2
Component area
7.1
3.9 max. depth of
mounting surface
Ø12
-0.1
1.3 +0.2
Rideheight
1.5 ±0.15*
Dimensions and tolerances in mm
4.6
*Dimension measured from scale surface.
2.7 ±0.5*