3: Basic DMM operation Model 2110 5½ Digit Multimeter
3-32 2110-901-01 Rev. C/August 2013
EXT TRIG terminal
The EXT TRG (external trigger) terminal is located on the instrument's rear panel. Use this terminal to
trigger the instrument by sending it a low-true pulse.
In addition, you can trigger the instrument by connecting a simple switch to the EXT TRG terminal.
Figure 28: EXT TRIG terminal
VM COMP terminal
The VM COMP (voltmeter complete) BNC terminal located on the rear panel outputs a low-true pulse
after finishing each measurement.
Figure 29: VM COMP terminal
Trigger settings
The following settings are used to configure triggering:
• Sample count
• Trigger count
• Trigger delay
• Reading hold
Sample count, trigger count, trigger delay, and reading hold can be set from the front panel.
Sample count, trigger count, and trigger delay can be set using remote operation.
See Data buffer (on page 3-36) for information about storing measured readings in the buffer.
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