IC-KP2-2HB17-2V1D
Commands
2014-02
35
The IDENTControl Compact sends a response and executes a read/write command from the
first address of the relevant channel. If the IDENTControl Compact is scheduled to execute the
command a number of times in succession, change the first four bytes of the telegram.
Remember to set the toggle bit.
Example
In this example, the tag type IPC03 is set on channel 2 and a read/write command is executed.
Prerequisites
■
One type IPH-XX read head is connected to channel 2.
■
The IP address of the IDENTControl Compact is preset.
■
A network connection is established.
Settings in the MODBUS master
The command write multiple registers is executed. The tag type is set using the change tag
(CT) command.
The IDENTControl Compact confirms the successful transaction. If the IDENTControl Compact
does not confirm the transaction, the master signals an error.
The command write multiple registers is executed. The read/write command is initiated
using the command enhanced read (ER).
Start address (depending on channel) Channel 0 0d
Channel 1 1000d
Channel 2 2000d
Number of registers to be written: Maximum 123d
Slave IP address: IP address of the IDENTControl Compact
Timeout: 1000 ms
Device ID: 1
Start address: 2000d
Number of registers to be written. 4d
Address
(0-based)
Register division
Byte number of the
identification
telegram
Use Ty p e Meaning
2000d High byte Reserved 00h -
Low byte Reserved/Deletion bit (LSB) 00h No delete operation
2001d High byte
Byte 0
Length of the identification
telegram from this byte
onwards
00h -
Low byte
Byte 1
Length of the identification
telegram
06h 6 bytes long
2002d High byte
Byte 2
Command code 04h Change tag
Low byte
Byte 3
Reserved/Channel/Toggle bit 00h No channel
specification required
2003d High byte
Byte 4
Tag t y p e
High byte
30h IPC03
Low byte
Byte 5
Tag t y p e
Low byte
33h IPC03
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