Renishaw VIONiC REXM20 Installation Manual Download Page 20

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For worldwide contact details, please visit

www.renishaw.com /contact

Part no.: M-6195-9239-03-D

Issued: 03.2021

*M-6195-9239-03*

Renishaw plc

New Mills, Wotton-under-Edge,
Gloucestershire GL12 8JR
United Kingdom

+44 (0)1453 524524

+44 (0)1453 524901

Renishaw plc. Registered in England and Wales. Company no: 1106260.

Registered office: New Mills, Wotton‑under‑Edge, Gloucestershire, GL12 8JR, UK.

Summary of Contents for VIONiC REXM20

Page 1: ...VIONiC REXM20 REXT20 ultra high accuracy angle encoder system Installation guide M 6195 9239 03 D...

Page 2: ...XM20 REXT20 installation 6 Ring orientation for partial arc applications 8 VIONiC encoder system quick start guide 9 Readhead mounting and alignment 10 System calibration 11 Restoring factory defaults...

Page 3: ...oads and are also available from your local Renishaw representative Legal notices Copyright 2016 2021 Renishaw plc All rights reserved This document may not be copied or reproduced in whole or in part...

Page 4: ...s 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 thi...

Page 5: ...environments such as machine tool applications protection should be provided to prevent ingress of coolant or oil N heptane CH3 CH2 5 CH3 Propan 2 ol CH3 CHOHCH3 Ring and readhead Acetone CH3 COCH3 Me...

Page 6: ...5 Pitch tolerance 1 2 mounting holes M2 5 through counterbored 3 2 3 deep both sides NOTE The recommended thread engagement is 5 min 7 5 including counterbore and the recommended tightening torque is...

Page 7: ...30 206 32 400 140 5 180 5 206 1 206 5 12 160 5 30 209 32 768 140 5 180 5 208 4 208 8 12 160 5 30 229 36 000 160 5 200 5 229 0 229 4 12 180 5 30 255 40 000 180 5 220 5 254 4 254 8 12 200 5 30 300 47 20...

Page 8: ...Clean the mating surface on the mounting shaft X Place the REXM20 REXT20 ring onto the mounting shaft then insert four M5 screws with flat washers into the four screw holes by the fiducial marks CAUT...

Page 9: ...t the two slot points is still within 10 m Adjust if necessary X Gradually tighten the four screws a quarter turn at a time so as to avoid moving the position of the ring Finally insert the remaining...

Page 10: ...ialise a system is 3 This is to make sure that there is enough rotational travel for both readheads to see a reference mark The ring will now be rotated clockwise so that H1 will see R1 and H2 will se...

Page 11: ...Blue Rotate the axis at slow speed 100 mm s ensuring the readhead does not pass a reference mark until the LED starts double flashing Blue Reference mark Move the readhead back and forth over the ref...

Page 12: ...ing installations See www renishaw com adt for more details NOTE When re installing the readhead factory defaults should be restored page 12 Readhead set up LED status Green flashing Orange flashing R...

Page 13: ...ode X If the system does not automatically enter the reference mark phasing stage LED continues single flashing the calibration of the incremental signals has failed After ensuring failure is not due...

Page 14: ...he Remote CAL output pin to 0 V X Power the readhead X Remove the spacer or if using the connection from the Remote CAL output pin to 0 V X The LED will start continuously flashing indicating factory...

Page 15: ...llow 4 13 3 J 11 Green 8 5 11 K 9 Reference mark Z Violet 3 12 14 D 8 Grey 7 4 7 E 12 Limits P Pink 11 8 A 14 Q Black 10 6 B 13 Alarm E Orange 3 13 F 3 Remote CAL CAL Clear 9 1 5 C 4 Shield Screen Cas...

Page 16: ...57 7 12 12 10 36 5 18 2 07 1 04 0 518 0 414 0 259 0 207 0 104 0 052 0 026 90 2 10 12 8 53 4 27 1 71 0 850 0 427 0 341 0 213 0 171 0 085 0 043 0 021 110 08 12 6 91 3 45 1 38 0 690 0 345 0 276 0 173 0...

Page 17: ...for more information NOTE The maximum cable length between the readhead and the ADTi 100 is 3 m Recommended signal termination Standard RS422A line receiver circuitry Capacitors recommended for impro...

Page 18: ...arm Differentially transmitted signals forced open circuit for 15 ms when alarm conditions valid Alarm asserted when Signal amplitude 20 or 135 Readhead speed too high for reliable operation 15 ms NOT...

Page 19: ...100 m s max 55 Hz to 2000 Hz 3 axes Mass Readhead 8 6 g Cable 26 g m Readhead cable Single shielded outside diameter 4 25 0 25 mm Flex life 20 106 cycles at 30 mm bend radius UL recognised component...

Page 20: ...M 6195 9239 03 Renishaw plc New Mills Wotton under Edge Gloucestershire GL12 8JR United Kingdom T 44 0 1453 524524 F 44 0 1453 524901 E uk renishaw com www renishaw com Renishaw plc Registered in Eng...