Hantek HDM3000 - Measuring connection

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be replaced by the user. If needing replacement, please contact Qingdao Hantek
Electronic Co., Ltd.
2. The fan
3. The GPIB interface (non-standard)
This interface can be configured using the Keysight IO Libraries Connection Expert
utility.
4. Power jack
This multimeter can input two specifications of AC power supply. Connect alternating
current to the multimeter through the socket using the power cord provided in the
attachment.
Note: Please select the correct voltage range (using voltage selector) before
connecting AC.
5. VM Comp
You can use the VMC OUT soft key to set the edge slope of the VM Comp (voltmeter
complete) output on the rear panel of the instrument. This connector emits a signal
whenever completing a measurement, allowing you to send signals to other devices in
the measurement system.
6. External trigger input
You can trigger a multimeter by adding a trigger pulse to the [Ext Trig] connector. At
this point, you need to select an external trigger source.
7. LAN interface
Through this interface, the multimeter is connected to the network for remote control.
8. The RS232 interface
Through this interface, the computer is connected to the multimeter. You can control
the multimeter remotely using the SCPI command or PC software.
9. USB Device interface
Through this interface, the computer is connected to the multimeter. You can control
the multimeter remotely using the SCPI command or PC software.
10. The power fuse
The multimeter leaves the factory with a power fuse installed. If needing to replace the
fuse, please do it in the following way:
1) Turn off the power of the multimeter and unplug the power cord.
2) Use the screwdriver to press the tongue, and then pull out the fuse seat.
3) Select the correct voltage range at the voltage selector.