Photron Fastcam MC1, Hardware Manual

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Chapter 3. Recording
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3.11. Using External Triggers
Recording on the FASTCAM MC1 can be done by receiving various trigger signals matched to
the recording application. The trigger signals that can be used on the FASTCAM MC1 are explained
here, along with a description of how to use them.
3.11.1. Inputting an External Trigger Signal
The external trigger signals that can be used with the FASTCAM MC1 , and their input system,
are listed below. To switch the type of input signal SW/TTL, switch the “Slide Switch” on the front
panel.
External TTL trigger signal input settings are made by selecting SYNC IN/OUT from the menu,
and then TRIG TTL IN from the submenu.
The signals are input from the TRIGGER IN connector explained in section “ 2.2.9. I/O
Connectors ”.
Connector Name
(Input System)
Menu Setting Signal
TRIG POS Isolated IC Input (+4.5V - +12V), Positive Polarity
TRIGGER IN (TTL)
TRIG NEG Isolated IC Input (+4.5V - +12V), Negative Polarity
TRIGGER IN (SW) (none) Contact Signal
Use caution not to input more than specified voltage or current to the TRIGGER IN signal inputs as there is a
risk of damage to the equipment.