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RGH22 RGS20 installation guide

Product compliance

C

Renishaw plc declares that RGH22 complies with the applicable standards and regulations.  
A copy of the EC Declaration of Conformity is available on request.

FCC compliance

This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions:  
(1) This device may not cause harmful interference, and (2) this device must accept any interference  
received, including interference that may cause undesired operation.

The user is cautioned that any changes or modifications not expressly approved by Renishaw plc or 

authorised representative could void the user’s authority to operate the equipment. 
This equipment has been tested and found to comply with the limits for a Class A digital device,  
pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection  
against harmful interference when the equipment is operated in a commercial environment.  
This equipment generates, uses, and can radiate radio frequency energy and, if not installed  
and used in accordance with the instruction manual, may cause harmful interference to radio 
communications. Operation of this equipment in a residential area is likely to cause harmful  

interference in which case the user will be required to correct the interference at his own expense.

NOTE:

 This unit was tested with shielded cables on the peripheral devices. Shielded cables must be  

used with the unit to ensure compliance.

RoHS compliance

Compliant with EC directive 2011/65/EU (RoHS)

Further information

Further information relating to the RGH22 encoder range can be found in the RGH22 encoder system  
Data sheet (L-9517-9676). 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, or 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.

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.

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

Summary of Contents for RGH22

Page 1: ...Installation guide M 9531 9818 01 B RGH22 RGS20 linear encoder system...

Page 2: ...g 4 Scale application 5 End clamps 5 Reference mark and limit switch actuator installation 6 Readhead mounting and alignment 6 Reference mark set up 7 Limit switch 7 Output signals 7 Speed 8 Electrica...

Page 3: ...formation relating to the RGH22 encoder range can be found in the RGH22 encoder system Data sheet L 9517 9676 This can be downloaded from our website www renishaw com encoder and is also available fro...

Page 4: ...ropan 2 ol CH3CHOHCH3 Acetone CH3COCH3 Methylated Spirits Chlorinated Solvents RGS20 100 mm NOTE Ensure self adhesive tape is on outside of bend Minimum bend radius Operating Storage System 55 C 0 C S...

Page 5: ...2 2 4 7 max 5 2 Pitch tol 1 0 8 44 38 3 Readhead to scale clearance Rideheight 0 8 0 1 A Detail A Scale surface 7 6 3 13 9 27 3 6 11 6 17 Dimensions measured from substrate Alternative mounting faces...

Page 6: ...e to the axis of motion readhead rideheight variation must be within 0 05 mm Overall length ML 70 Scale length ML 40 Measuring length ML Readhead optical centreline Reference mark sensor position insi...

Page 7: ...nting bracket using M3 screws Place the shim supplied with the readhead between the applicator and substrate to set the nominal height NOTE Scale applicator can be mounted either way round to enable e...

Page 8: ...uator A 9531 0250 Epoxy mounted reference mark actuator A 9531 0287 Screw mounted reference mark actuator Readhead mounting and alignment Mounting brackets The bracket must have a flat mounting surfac...

Page 9: ...ed Orange Blank LED flash during reference mark traverse only NOTE Dual limit versions P Q R S and H utilise the black wire pin 11 as the P limit output The E alarm signal on these versions is only av...

Page 10: ...t ensure they comply with the lowest recommended counter input frequency BID DIR connections Function Signal Colour 15 way D type plug L 12 way circular V 12 way circular coupling W 16 way in line con...

Page 11: ...sulated from each other If the inner and outer shields are connected together this will cause a short between 0 V and earth which could cause electrical noise issues Recommended signal termination Dig...

Page 12: ...atability 0 1 mm typical P Q Length of actuating magnet Repeatability 0 1 mm typical Q Asynchronous pulse Q Between 50 and 70 signal level X is a duty cycle 20 m duration Time spent at 5 V increases w...

Page 13: ...5 V increases with signal level At 70 signal level VX is nominal 5 V External set up voltage at VX 5 nom 50 70 100 0 0 signal level 20 m 90 108 18 0 Incremental 2 channels V1 and V2 differential sinu...

Page 14: ...egrated to achieve EMC compliance In particular attention to shielding arrangements is essential Scale specifications Scale type RGS20 S Reflective gold plated steel tape with protective lacquer coati...

Page 15: ...ls please visit our main website at www renishaw com contact RENISHAW and the probe symbol used in the RENISHAW logo are registered trade marks of Renishaw plc in the United Kingdom and other countrie...

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