2 September 2014 / MasterBus – Modbus Interface / EN
1 GENERAL INFORMATION
1.1 Use of this manual
Copyright © 2014 Mastervolt. All rights reserved.
Reproduction, transfer, distribution or storage of part
or all of the contents in this document in any form
without the prior written permission of Mastervolt is
prohibited.
This manual serves as a guideline for the safe and
effective operation of the Modbus.
Keep this manual at a secure place!
1.2 Guarantee specifications
Mastervolt guarantees that this product was built
according to the legally applicable standards and
stipulations. If you fail to act in accordance with the
regulations, instructions and stipulations in this
user’s manual, damage can occur and/or the
product will not fulfil the specifications. This may
mean that the guarantee will become null and void.
IMPORTANT: Additional warranty agreements, like
“Mastervolt system warranty” may contain
restrictions which forbid resetting of historical data
The standard guarantee period is two years after
date of purchase.
1.3 Liability
Mastervolt can accept no liability for:
consequential damage due to use of the Modbus;
possible errors in the manuals and the results
thereof;
Use that is inconsistent with the purpose of the
product.
CAUTION!
Never remove the identification label.
2 OPERATION
2.1 MasterBus functions
The Modbus communicates via MasterBus. For information about MasterBus, see www.mastervolt.com. The
table below shows the interface functions.
Monitoring Function Description Factory settings Range
State Interface can be Communicating
(activate) or Idle (standby)
Idle Idle/
Communicating
Configuration Function Description Factory settings Range
Language Set the Modbus menu language English See specifications
Device name Any name you wish with 12 characters
max
INT MB Modbus 12 characters max
Device ID Number to recognize the interface 1 1-247
Parity The parity check of the interface can be
set. None (1 stopbit) means no parity
check in a 1 stopbit protocol.
Even None (1 stopbit),
None (2 stopbits),
Even, Odd
Speed Interface communication speed in Baud.
Set a lower speed if not all devices
support 19200 Baud.
19200 9600, 19200,
115200
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