Ricoh GigE Vision VGA Monochrome CCD Camera FV-G200B1 - Manual (Page 12)

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FV-G200B1
User’s Guide Rev. 1.02
3.2.2 Exposure Timing with the Positive Polarity Trigger Signal
Note 1: The trigger signal will be removed by the filtering if the pulse width of the input trigger signal is less than 30 CLK.
Please input a trigger signal with more than 31 CLK pulse width.
Note 2: The exposure will start 105 CLK after the rising edge of the trigger signal.
3.2.3 Exposure Timing with the Negative Polarity Trigger Signal
Note 1: The trigger signal will be removed by the filtering if the pulse width of the input trigger signal is less than 30 CLK.
Please input a trigger signal with more than 31 CLK pulse width.
Note 2: The exposure will start 105 CLK after the rising edge of the trigger signal.
T1'
SUB
SG
(127 CLK) Input Trigger signal
Exposure time
Exposure time:: T1' = T1 + 127 CLK
T1
Filtering *Note.1
Trigger signal
(With Photocoupler delay
Less than
5 useconds
T1
30 CLK
75 CLK
T1'
SUB
SG
(127 CLK) Input Trigger signal
Exposure time
Exposure time: T1' = T1 + 127 CLK
T1
30 CLK
Filtering *Note.1
Trigger signal
(With Photocoupler delay
Less than
60 useconds
T1
75 CLK