Remote Control
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occurs. The control source options are explained as follows:
HOLD: only the FORCE:TRIG command will generate a trigger in HOLD
mode. All other trigger commands are ignored.
MANual: event detection is ended by pressing the TRIG key.
TIMer: this generates triggers that are in synchronization with the electronic
load's internal oscillator as the trigger source. The internal oscillator begins
running as soon as this command is executed. Send TRIG:TIM to program
the oscillator period.
EXTernal: event detection is ended when an input trigger via the TRIGGER
LINK connector is received by the electronic load.
BUS: event detection is ended when a bus trigger (GET or *TRG) is
received by the electronic load.