Omron Z550 Operation Manual page 121

Option
Hold (External)
Hold (Self) Up
Down
It is not allowed to use the hold output and logging output together.
These four selections appear when [Extra set] and then [Hold&Logging] are
Free
Hold(External)
selected.
Hold(Self)
Select [Free] if the hold output and logging output are not used.
Logging
Logging output
Setting Measurement Conditions (Expert Menu)
The hold trigger is entered using a synchronous sensor. The hold
measurement is started when the TRG terminal of the terminal block
is turned on.
The trigger off timing is not synchronized with the TRG terminal.
Specify the times at which to turn the trigger on and off in advance.
OFF
TRG terminal
ON
The trigger is assumed to have been turned on when the
measurement value goes above the trigger level.
The trigger off timing is independent of the trigger level. Specify the
times at which to turn the trigger on and off in advance.
Trigger level
Waveform of
measurement
values
The trigger is assumed to have been turned on when the
measurement value goes below the trigger level.
The trigger off timing is independent of the trigger level. Specify the
times at which to turn the trigger on and off in advance.
Trigger ON
Waveform of
measurement
values
Trigger level
p.126
Meaning
Trigger OFF
Trigger ON
Hold measurement period
Output held values.
Trigger ON
Trigger OFF
Hold measurement period
Output held values.
Trigger OFF
Hold measurement period
Output held values.
SECTION 3
Z550
119
Operation Manual