EL-2800M-PMCL / EL-2800C-PMCL
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Table – 17 Exposure mode
Exposure Mode
Trigger Control
Trigger OFF
Trigger ON
Frame Start
Behavior
OFF
OFF or ON
Self-running
No exposure
control
-
Timed (EPS)
Timed(RCT)
Timed (PIV)
OFF
Self-running
Exposure control
available
-
ON
-
Operate in EPS,
RCT or PIV
Trigger Width
OFF
Self-running
No exposure
control
-
ON
-
Exposure control
by trigger width
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 following.
OFF:
No shutter control
Timed:
The exposure will be set in advance. 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 in Trigger option, the camera will
operate in RCT or PIV mode.
Trigger Width : The exposure will be controlled by the width of the trigger pulse.
Frame Start OFF: Not active. No exposure control
Frame Start ON: PWC operation mode
7.2.2 Exposure Time
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 μ sec
Maximum:
8 seconds
7.2.3 Exposure Auto
This is a function to control the exposure automatically. It is effective only for Timed.
ALC Reference controls the brightness.
There are three modes, OFF, Once and Continuous.
OFF:
No exposure control
Once:
Exposure adjusts when the function is set, then remains at that setting
Continuous:
Exposure continues to be adjusted automatically
In this mode, the following settings are available.