BRIEF DESCRIPTION OF THE USE09 MODBUS
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Manual USZ 08 · EN05 · 2015-06
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Brief description of the USE09 Modbus
Parameterizing Modbus
The USE09 has three serial interfaces:
-
interface – 0 is reserved for servicing (RMGView).
-
interface – 1 has been designed for exchanging data with volume correctors.
-
interface – 2 (optional) is intended for communications with a Modbus master.
The interface and Modbus parameters can be set in the "Serial ports" column.
Interface – 2 can be configured as RS232 or RS485. Such configuration is to be made via the
software and the hardware.
DIP switch
RS232 configuration
DIP switch
RS485 configuration
This DIP switch is located on the optional card.
USE09 Modbus commands
The USE09 knows the following Modbus commands:
(03 Hex) Read Holding Registers
(06 Hex) Read Single Register
(10 Hex) Preset Multiple Register
(08 Hex) Diagnostic
(00 Hex) Return Query Data
USE09 Exception Codes
01 Illegal Function
02 Illegal Data Address (register not available)
03 Illegal Data Value (register not writeable or wrong value)
8
7
6
5
4
3
2
1
8
7
6
5
4
3
2
1