YOKOGAWA VZ20X, Technical Information

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4.3.1 Configuring VZ20X Settings
1. Configure the Ethernet settings.
IP address: 192.168.1.2
Subnet mask: 255.255.255.0
Default gateway: 0.0.0.0
2. Although the fastest communication
interval setting for the GX20 Modbus
client function is 100 ms, specify [1 ms],
[10 ms], or [50 ms] for the VZ20X [Data
acquisition interval] setting.
In this example, [1 ms] is selected.
Also, select [1-5 V] for [Input type], enter
"5.0000" for [Max. value of input scale],
enter "1.0000" for [Min. value of input scale],
and select [4] for [Input scale decimal point
position].
4.3.2 Creating the GA10 Modbus Definition File
Setting item Setting value Remarks
Device Name VZ20X_8CH This is the name displayed
in GA10.
Port number 502
Command Delay 0
Register See the next
page when
setting this item.
Command Read
Data type INT32_B
Dec. Point 4 Set the VZ20X input scale
decimal point position.
MIN 1.0000 Set the VZ20X input scale
minimum value.
MAX 5.0000 Set the VZ20X input scale
maximum value.
1. Create the GA10 Modbus definition file.
Specify the [Device Name], [Port number],
[Command Delay], [Channel name],
[Register], [Command], [Data type], [Dec.
Point], [MIN], and [MAX] settings.
Read
INT32_B Set the decimal point
position, minimum value, and
maximum value according to
the scale settings for each
channel on the VZ20X.
Set the VZ20X
register number.
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TI 77V01B01-11EN Oct.18, 2021-00