turck TBEN-S2-2COM-4DXP, Инструкция по эксплуатации

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121
2018/03
8.1.2 Setting Parameters – Server Configuration Block (SCB)
Meaning of the Parameter Bits – Server Configuration Block (SCB)
The default values are written in bold.
Byte Bit
7
6 5 4 3 2 1 0
n Server address
n + 1 Number reg. read access Number reg. write access
n + 2 Read access
n + 3 Write access
n + 4
Start address for read access
n + 5
n + 6
Start address for write access
n + 7
Parameters Value Description
Dec. Hex.
Server address 0…255 0x00…
0x0F Standard mode :
Address of the connected Modbus RTU Servers
Multi Server Mode :
Start address of the first connected Modbus RTU Server
default:
0x01
Number reg./
server
Read access 0…12 0x0…
0xC Standard mode :
Number of registers to be read
Multi Server Mode :
Number of servers from which data have to be read
Number reg./
server
Write access 0…12 0x0 …
0xC Standard mode :
Number of registers to be written
Multi Server Mode :
Number of servers to which data have to be written
Read access 0 0x00 deactivated Standard mode :
Defines the read access to the
configured Modbus-Server.
3 0x03 read holding registers (FC3)
4 0x04 read input registers (FC4)
23 0x17 read/write multiple registers
(FC23)
128 0x80 Write extension Read/ Write Extension:
Extension of the read command
for
the connection of Modbus
RTU Servers with more than 12
registers. The write extension
provides up to 12 further regis-
ters for process input data and
can only be selected as an
extension of a “MB_Sever” in the
preceding slot (Server Configu-
ration Block).