Select Trigger Source (Trig Source) - ITech IT-M3900D Series User Manual

The procedures to set the menu item are as follows.
1. Press the composite keys [Shift]+[P-set] (System) on the front panel to en-
2. Turn the knob to select the Sense and press [Enter].
3. Press the Left / Right key or turn the knob to adjust the value of this
4. After the parameter settings are complete, press [Enter].

5.8 Select Trigger Source (Trig Source)

For this series power supply, the List and data logging functions can be trig-
gered for running by the following methods:
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•
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ter the system menu.
parameter.
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Off: Default value, indicates turn the sense function off.
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On: Indicates turn the sense function on.
Immediate: Perform a trigger operation immediately.
Manual: Default value, indicates the trigger occurs when the
[Shift]+[On/Off] (Trigger) keys are pressed from the front panel.
Bus: Indicates the trigger occurs via the communication cables. When the
trigger command *TRG is received, the instrument generates a trigger.
Voltage (only available in DLogTrig Source): Voltage trigger.
When the DC terminals detect that the voltage reaches the trigger voltage
setting value and is within the range of the upper and lower trigger limits, a
data recording operation is triggered.
– Level: Trigger threshold.
– Up-Level: Trigger upper limit value.
– Down-Level: Trigger lower limit value.
Current (only available in DLogTrig Source): Current trigger.
When the DC terminals detect that the current reaches the trigger current
setting value and is within the range of the upper and lower trigger limits, a
data recording operation is triggered.
– Level: Trigger threshold.
– Up-Level: Trigger upper limit value.
– Down-Level: Trigger lower limit value.
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Basic Operation
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