Emerson OpenComms-485 Manuel D’Utilisation

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M
ONITORING
OpenComms - 485 
Modbus Reference Guide 
T
HE 
C
OMPANY 
B
EHIND
 
T
HE 
P
RODUCTS
 
 
With over a million installations around 
the globe, Liebert is the world leader in 
computer protection systems.  Since its 
founding in 1965, Liebert has developed 
a complete range of support and 
protection systems for sensitive 
electronics. 
 
While every precaution has been taken 
to ensure the accuracy and 
completeness of this literature, Liebert 
Corporation assumes no responsibility 
and disclaims all liability for damages 
resulting from use of this information or 
for any errors or omissions. 
 
© 2006 Liebert Corporation 
All rights reserved throughout the world. 
Specifications subject to change without 
notice. 
 
Liebert and the Liebert logo are 
registered trademarks of Liebert 
Corporation. All names referred to are 
trademarks or registered trademarks of 
their respective owners
.
 
Technical Support/Service 
Web Site 
www.liebert.com
 
Monitoring 
800-222-5877 
monitoring@liebert.com
 
Outside the US: 614-841-6755 
Location
United States 
1050 Dearborn Drive 
P.O. Box 29186 
Columbus, Ohio 43229
 
Italy 
Via Leonardo Da Vinci 8  
Zona Industriale Tognana 
35028 Piove Di Sacco (PD) 
+39 049 9719 111 
Fax +39 049 5841 257
 
Asia 
23F, Allied Kajima Bldg. 
138 Gloucester Road 
Wanchai 
Hong Kong 
852.2.572.2201 Phone 
852.2.831.0114 Fax 
 
 
 
 
 
 
525502R5 REV.5 
Emerson Network Power and the Emerson Network Power logo are trademarks and service 
marks of Emerson Electric Co. (c)2006 Emerson Electric Co.