Configuring The Modbus Client Function (Option, Function Available When /Mc Is Specified) - YOKOGAWA GX20 User Manual

1.21.6 Configuring the Modbus Client Function (Option, Function available
when /MC is specified)
Configuring Basic Settings
Path
Description
IM 04L51B01-01EN
1
Query action
Setup Item
Ref. time (Hour)
Ref. time (Minute)
Interval
Timeout
Time adjust on Start action
1 Appears when the SNTP client function is set to On.
Ref. time (Hour), Ref. time (Minute)
Set the reference time for making queries.
Interval
Set the time interval for synchronizing the time with the server. The time is not synchronized
if the difference in the time between the GX/GP and the server is greater than equal to the
value specified in System settings > Time basic settings > Time deviation limit.
Timeout
Set the time to wait for the response from the SNTP server when querying the time.
Time adjust on Start action
Set this to On to synchronize the time using SNTP when recording is started.
When set to ON, the clock is adjusted when recording starts and when the GX/GP recovers
from power failures when recording is in progress.
GX/GP: MENU key > Browse tab > Setting > Setting menu Communication (Ethernet)
settings > Modbus client settings > Basic settings
Web application: Config. tab > Communication (Ethernet) settings > Modbus client
settings
Hardware configurator: Communication (Ethernet) settings > Modbus client settings
Modbus client function
Setup Item
On/Off
On/Off
Select On to use the Modbus client function.
1
Communication
Setup Item
Interval
1 Appears when the Modbus client function is set to On.
2 Release number 2 and later.
Interval
Set the communication interval.
1.21 Configuring the Ethernet Communication Function
Selectable Range or Options
0 to 23
0 to 59
6h, 12h, 24h
10s, 30s, 90s
Off, On
Selectable Range or Options
Off, On
Selectable Range or Options
100ms, 200ms, 500ms, 1s, 2s, 5s, 10s, 20s,
2 2
30s, 1 min
Default Value
0
0
6 h
30s
Off
Default Value
Off
Default Value
2
1 s
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App
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