Renishaw OMI-2H User manual

OMI-2H optical machine interface
Installation guide
H-5157-8504-01-B

Renishaw part no:
First issued:
Revised
H-5157-8504-01-B
04.2016
12.2022
© 2016–2022 Renishaw plc. All rights reserved.
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 prior written permission of Renishaw plc.
Renishaw plc. Registered in England and Wales. Company no: 1106260. Registered office: New Mills,
Wotton-under-Edge, Gloucestershire, GL12 8JR, UK.
Compliance information for this product is available by scanning the QR code or visiting
www.renishaw.com/mtpdoc

i
Contents
Before you begin .............................................................1.1
Disclaimer .................................................................1.1
Trade marks................................................................1.1
Warranty ..................................................................1.1
CNC machines .............................................................1.1
Care of the interface .........................................................1.2
Patents ...................................................................1.2
Intended use ...............................................................1.2
Safety ....................................................................1.2
OMI-2H basics................................................................2.1
Introduction ................................................................2.1
Power supply ............................................................2.1
Input voltage ripple........................................................2.1
OMI-2H visual diagnostics.....................................................2.2
START SIGNAL LED (yellow)................................................2.3
LOW BATTERY LED (red) ..................................................2.3
PROBE STATUS LED (green, red)............................................2.3
ERROR LED (red, blue, yellow) ..............................................2.3
SIGNAL CONDITION LED (red, yellow, green) ..................................2.3
ACTIVE SYSTEM LEDs (green) .............................................2.3
OMI-2H inputs ..............................................................2.4
OMI-2H output..............................................................2.4
OMI-2H output waveform .....................................................2.5
Switch SW2................................................................2.6
Switch on / switch off ......................................................2.7
OMI-2H dimensions..........................................................2.8
OMI-2H specification.........................................................2.9

OMI-2H installation guide
ii
Contents
System installation ...........................................................3.1
Mounting bracket (optional)....................................................3.1
Wiring diagram .............................................................3.2
OMI-2H cable ..............................................................3.3
Cable sealing ............................................................3.3
Fitting flexible conduit......................................................3.4
Screw torque values Nm (lbf.ft) .................................................3.5
Maintenance .................................................................4.1
Maintenance ...............................................................4.1
Removing the OMI-2H window .................................................4.2
Fitting the OMI-2H window ....................................................4.3
Fault-finding .................................................................5.1
Parts list .....................................................................6.1

1.1
Before you begin
Disclaimer
WHILE CONSIDERABLE EFFORT WAS MADE TO VERIFY THE ACCURACY OF THIS DOCUMENT
AT PUBLICATION, ALL WARRANTIES, CONDITIONS, REPRESENTATIONS AND LIABILITY,
HOWSOEVER ARISING, ARE EXCLUDED TO THE EXTENT PERMITTED BY LAW.
RENISHAW RESERVES THE RIGHT TO MAKE CHANGES TO THIS DOCUMENT AND TO THE
EQUIPMENT, AND/OR SOFTWARE AND THE SPECIFICATION DESCRIBED HEREIN WITHOUT
OBLIGATION TO PROVIDE NOTICE OF SUCH CHANGES.
Trade marks
RENISHAW® and the probe symbol are registered trade marks of Renishaw plc. Renishaw
product names, designations and the mark ‘apply innovation’ are trade marks of Renishaw plc or its
subsidiaries.
Other brand, product or company names are trade marks of their respective owners.
Warranty
Unless you and Renishaw have agreed and signed a separate written agreement, the equipment
and/or software are sold subject to the Renishaw Standard Terms and Conditions supplied with such
equipment and/or software, or available on request from your local Renishaw office.
Renishaw warrants its equipment and software for a limited period (as set out in the Standard Terms
and Conditions), provided that they are installed and used exactly as defined in associated Renishaw
documentation. You should consult these Standard Terms and Conditions to find out the full details of
your warranty.
Equipment and/or software purchased by you from a third-party supplier is subject to separate terms
and conditions supplied with such equipment and/or software. You should contact your third-party
supplier for details.
CNC machines
CNC machine tools must always be operated by fully trained personnel in accordance with the
manufacturer's instructions.