SP-5000M-PMCL / SP-5000C-PMCL
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7.2. Exposure setting
7.2.1 Mode
Exposure Mode sets which exposure mode is to be used.
If the trigger is used, Frame Start must also be used.
When Exposure Mode is set to Timed or Trigger Width, the combination of Exposure Mode
and Frame Start can set various operations.
The following table shows the operation depending on the combination.
Table -35 Exposure mode and trigger control matrix table
Exposure Mode
Trigger Control
Trigger mode OFF
Trigger mode ON
Frame Start
Behavior
OFF
OFF or ON
Free-running
No exposure control
-
Timed (EPS)
Timed(RCT)
Timed (PIV)
OFF
Free-running
Exposure control
available
-
ON
-
Operate in EPS, RCT
or PIV
Trigger width
OFF
Free-running
No exposure control
-
ON
-
Exposure control by
trigger width
Trigger Control select
Frame Start trigger: Sets whether the start of the frame is controlled externally or not.
Trigger mode ON: If Acquisition Active is active and Exposure Mode chooses Timed or
Trigger Width, the exposure will be started by using the signal set
in Frame Trigger as the trigger.
Trigger mode OFF: If Acquisition Active is active, the camera operates in free-running mode.
Exposure mode can be selected from the followings.
OFF:
No shutter control
Timed:
The exposure will be done in the preset period. The setting can be done in
μsec units.
Frame Start OFF: Free-running mode and exposure control is available.
Frame Start ON: EPS operation mode
In this status, if RCT or PIV is selected as the Trigger option,
the camera will operate in each mode respectively.
Trigger Width:
The exposure will be controlled by the width of the trigger pulse.
Frame Start OFF: Free-running mode and control the exposure
Frame Start ON: PWC operation mode
7.2.2 ExposureTime
This command is effective only when Exposure Mode is set to Timed. It is for setting exposure
time. The setting step for exposure time is 1
μ
sec per step.
Minimum:
10 μsec
Maximum:
8 seconds
