16
running the functions such as save (SAVE), (read) MEM, compare (COMP), external
trigger (EXT), and DC + AC, the corresponding function information is shown on the third
and fourth panes.
The fifth pane displays whether the mode is local or remote.
4.5 Introduction to the back panel
Figure 1.5.1(1) Sketch map of five and a half digits back panel
Table 1.5.1 Description of back panel
No. Description
1 supply hub: AC 220V/50Hz power supply input socket
2 power fuse: 0.5A/250V fuse
3 voltage selector: 110V/50Hz VAC or 220V/50Hz VAC
4 RS232 interface
5 USB Device interface
6 square wave output terminal
7 external trigger measurement port
8 current input fuse: 0.5A/250V fuse
4.6 Adjustment of handle
To adjust the carrying handle of the digital multimeter, hold the handle by the sides
and pull it outward. Then rotate the handle to the required position. See the figure below
for the operation method
