Photron FASTCAM Multi, Hardware Manual

Page: 44 / 81

Chapter 4 Functions
30
4.2. External Triggering
With the system, you can record by receiving various trigger signals matched to the recording
application. The trigger signals that can be used on the system are explained here, along with a
description of how to use them.
4.2.1. Inputting External Trigger Signal
The external trigger signals that can be used with the system and their input system are listed
below.
The signals input from the TRIG TTL IN and GENERAL IN connectors are explained in section
“2.3.6. I/O PORT Connector”.
Connector Name
(Input System)
Menu Signal
TRIG TTL IN
TRIG POS
FET Input 0V - +12V (H level +2.5V to +12V), Positive
Polarity
TRIG NEG
FET Input 0V - +12V (H level +2.5V to +12V),
Negative Polarity
GENERAL IN
TRIG POS
FET Input 0V - +12V (H level +2.5V to +12V), Positive
Polarity
TRIG NEG
FET Input 0V - +12V (H level +2.5V to +12V),
Negative Polarity
TRIG SW IN None Contact signal
Set the signal type to be input to GENELAL IN from the menu in advance.
Use caution not to input more than specified voltage or current to the TRIG TTL IN and
GENERAL IN trigger signal inputs as there is a risk of damage to the equipment.

For the setting method of the signal inputted into GENERAL IN, refer to
“4.4.1.GENERAL IN Signal
Setting
” page 39.

For each external trigger signal input setting
refer to “3.8 Other Settings” of the “Photron FASTCAM
Viewer User's Manual
”, or “10.6.1 Setting External I/O Port” of “Photron FASTCAM Viewer 4 User’s
Manual.