Yokogawa Touch Screen GP20 - Manual (Page 148)

1-134
IM 04L51B01-01EN
Setting Commands
Path
GX/GP: MENU key > Browse tab > Setting > Setting menu Communication (Ethernet)
settings > Modbus client settings > Command settings
Web browser: Config. tab > Communication (Ethernet) settings > Modbus client
command settings
Hardware configurator: Communication (Ethernet) settings > Modbus client command
settings
Description
Setup Item Selectable Range or Options Default Value
Client command number GX20/GP20: 1 to 100
GX10/GP10: 1 to 50
1
Client command number
Select the transmission command number you want to set.
Command setting
Setup Item Selectable Range or Options Default Value
Type Off, Read, Write Off
Server 1 1 to 16 1
Unit No. 1 1 to 255 1
Data type 1 INT16, UINT16, INT32_B, INT32_L, UINT32_B,
UINT32_L, FLOAT_B, FLOAT_L, BIT
INT16
Register 1 30001 to 39999, 300001 to 365536
40001 to 49999, 400001 to 465536
40001
Channel type 1 Read: Communication channel
Write: IO channel, Math channel,
Communication channel
Read: Communication
channel
Write: I/O channel
First-CH 1 Same as the channel type 1
Last-CH 1 Same as the channel type 1
1 Appears when the type is not set to Off.
Type
Set the command type.
Server
Set the server number.
Unit No.
Set the fixed port number.
The unit number is used to specify a device connected through the Modbus gateway
function.
Data type
Set the data type. The data types that you can specify vary depending on the type of
command. See page 4-11 in section 4.5, “Modbus Function and Register Assignments”
Register
Set the register number of the server.
You can specify an input register in the range of 30001 to 39999 or 300001 to 365536. You
can specify a hold register in the range of 40001 to 49999 or 400001 to 465536.
The register numbers that you can specify vary depending on the type of command.
1.16 Configuring the Ethernet Communication Function