User Manual

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4.7.2 External Triggering
EXTERNAL:An external trigger is a TTL low signal applied to the Trigger connection on the back panel. This TTL signal
must last for more than 5 ms. A trigger applied to this input is used to change settings (voltage, current , resistance),
toggle between settings in transient- toggle mode, or generate a pulse in pulse mode.
Operation to select the trigger source as external:
[ ] +[8] (system)to enter the menu,use [(right/left)] to select TRIGGER,press ,and then select EXTERNAL. Press
to exit the menu.