7351 Series Digital Multimeter Operation Manual
6.5 Control Signal (7351A, 7351E + Option 03)
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6.5
Control Signal (7351A, 7351E + Option 03)
6.5.1
External Trigger Terminal (TRIGGER IN)
This instrument can be triggered by inputting a negative logic pulse from the external trigger terminal
(TRIGGER IN) on the rear panel.
Select EXTernal as the trigger source when using this terminal.
Input the TTL level or contact signal as a trigger signal.
Figure 6-1 Simple Equivalent Circuit of Trigger Input Terminal
Trigger signal
TTL level or contact signal