Setting The Interval For Calculating The Rate-Of-Change For Rate-Of-Change Alarms - YOKOGAWA GX20 User Manual

1.23 Configuring System Settings (Time zone, display language, status relay, etc.)
1.23.2 Setting the Interval for Calculating the Rate-of-Change for Rate-of-
Change Alarms
Path
Description
1-204
Date format
Set the date display format.
Options
Year Month Day
Month Day Year
Date Month Year
1 In the display examples, the delimiter is a slash (/).
Scope
The format is applied to the date displayed on the screen. It does not change the date format
on the date in the output data via communications, the date saved along with the data, and
the date used in the data file names.
Delimiter
Set the date delimiter.
Month indicator
Set whether to spell out months or use numbers on the screen.
GX/GP: MENU key > Browse tab > Setting > Setting menu System settings > Alarm
basic settings
Web application: Config. tab > System settings > Alarm basic settings
Hardware configurator: System settings > Alarm basic settings
Rate of change
Setup Item
Decrease
Increase
Decrease
Set the interval for the rate-of-change computation of the low limit on rate-of-change alarm
in terms of the number of measured data values (1 to 32).
multiplying the value specified here by the scan interval.
1 The number of measured data values is the number of samples.
Increase
Set the interval for the rate-of-change computation of the high limit on rate-of-change alarm
in the same manner as the interval for the low limit on rate-of-change alarm.
1
Display example
2012/12/30
12/30/2012
30/12/2012
Selectable Range or Options
1 to 32
1 to 32
Default Value
1
1
1
The actual interval is obtained by
IM 04L51B01-01EN