Configuring Math Channels (/Mt Option); Setting Basic Computation Operations (Error Indications, Operation At Start, Overflow Handling, Psum Overflow 1 Handling) - YOKOGAWA GX20 User Manual

1.8 Configuring Math Channels (/MT option)
1.8.1 Setting Basic Computation Operations (Error indications, operation at
start, overflow handling, PSUM overflow
Path
Description
IM 04L51B01-01EN
Configure math channels. You can define expressions using measured data and computed
data as variables, compute expressions, and display and save the results.
When the measurement mode is set to High speed or Dual interval, there is a limit to
the number of math channels at scan intervals shorter than 100 ms. For details, see the
following general specifications.
GX/10/GX20 Paperless Recorder (panel mount type)
GP10/GP20 Paperless Recorder (portable type)
1 Release number 3 and later
GX/GP: MENU key > Browse tab > Setting > Setting menu Math channel settings > Math
action settings
Web application: Config. tab > Math channel settings > Math action settings
Hardware configurator: Math channel settings > Math action settings
Setup Item Selectable Range or Options
Value on Error +Over, –Over
1
START/STOP key action Off, Start/Stop, Reset + Start/Stop
1 When the multi-batch function (/BT) is set to On, the default value is Off.
Value on Error
Set how to display computation errors.
START/STOP key action
Set the action to execute when the START/STOP key is pressed.
Options Description
Off Computation does not start or stop when the START/STOP key is pressed.
Computation starts or stops when the START/STOP key is pressed.
Start/Stop
Reset + Start/ Computation starts or stops when the START/STOP key is pressed. Before
Stop computation starts, computation is reset.
Value on Overflow
Setup Item Selectable Range or Options
SUM, AVE Error, Skip, Limit
MAX, MIN, P-P Over, Skip
SUM, AVE
Set how to handle overflow data when it is detected in the SUM or AVE computation of
TLOG or CLOG. This setting is also applied to report generation and Rolling average.
Options Description
Error Sets the computation result to computation error.
Skip Discards overflow data and continues the computation.
Limit Replaces overflow data with the limit value and continues the computation.
GS 04L51B01-01EN
GS 04L52B01-01EN
1
handling)
Default Value
+Over
Start/Stop
Default Value
Skip
Over
1
2
3
4
5
App
Index
1-83