Toshiba IK-TF5 instruction manual RR Reset restart, Long Term Exposure, Input Timing Chart Example

Models: IK-TF5

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( 5 ) RR (Reset restart)

Input of an external reset-restart signal (VD terminal) permits one screen of information to be output at an arbitrary timing.

(5. 1) Long Term Exposure

When the camera is used and sufficient sensitivity cannot be obtained for the reset-restart function under normal operating conditions, or when observation of the trail of a moving subject is desired, the exposure time can be extended to allow high-sensitivity images to be obtained. To achieve this, please input from an external source a VD signal that has an expanded VD pulse and VD pulse interval.

(5. 2) Input Timing Chart Example

External HD IN

External VD IN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

V reset

 

 

V reset

 

 

 

 

 

 

 

About 1H

 

 

About 1H

(Internal VD)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Exposure period

 

 

 

Exposure period

 

 

 

 

 

 

 

 

Exposure period

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VIDEO OUT

VIDEO INDEX

1V

1V

External VD interval: more than 1V

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Toshiba IK-TF5 instruction manual RR Reset restart, Long Term Exposure, Input Timing Chart Example