CM-200 MCL / CB-200 MCL
6.3.3.
Pulse Width Control Trigger Mode
In this mode the accumulation time is equal the trigger pulse width. Here it is possible to have
long time exposure. The maximum recommended time is <60 frames.
For timing details, refer to fig. 13 through fig. 18 and fig. 21 & 22.
To use this mode:
Set function:
Trigger mode to “Pulse width control”.
TR=2
Scanning
SC=0
to
4
V
Binning
VB=0,
1
Other functions and settings
Input:
Ext. trigger. Camera Link or 12 Hirose
TI=0, TI=1
Important notes on using this mode
1.
The minimum trigger interval > 1 LVAL
2.
Depending on the timing of the leading edge of the trigger pulse in relationship to FVAL,
accumulation will be synchronous or a-synchronous in relationship to LVAL.
See chapter 6.1.6. for the details.
LVAL SYNC Mode timing
Tr i g
CCD Exposur e
Exposur e
EEN
XEEN
FVAL
1L t o 2L
2L
1L( Mi n. )
1L( Max)
LVAL
LVAL SYNC Mode Set t i ng
Tr i gger i nput wht hi n FVAL HI GH Dur at i on
Fig. 21. Pulse width control. LVAL Synchronous.
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