Ricoh FV-G030B1 manual 13/37

3.3.2Exposure Timing with the Positive Polarity Trigger Signal

Input Trigger signal

Trigger signal

(With Photocoupler delay

Filtering *Note.1

Less than 30 CLK 5useconds

T1'

Exposure time

SUB

75 CLK

Exposure tim: T1' = Preset exposure time

SG

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.

3.3.3Exposure Timing with the Negative Polarity Trigger Signal

Input Trigger signal

Trigger signal

(With Photocoupler delay

Filtering *Note.1

Less than 30 CLK 60 useconds

T1'

Exposure time

SUB

75 CLK

Exposure tim: T1' = Preset exposure time

SG

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.

FV-G030B1	13/37
User’s Guide Rev. 1.01