Intelligent three-phase current digital meter

1. Overview Programmable digital display instrument is based on ordinary digital display meter with the following functions and features:
1) The display magnification is operated by the buttons on the panel, which can be set arbitrarily at any time, which is very useful.
2) Wide application range, strong combination function, can measure any combination of commonly used parameters;

2.The instrument has four buttons:

Left button: used to select menu items and switch the position of the digital tube;
Right button: used to select menu items, to make the digital tube change cyclically from 0-9;
Menu key: used to enter the programming level menu or return to the upper level menu from the lower level menu;
Confirmation key: used to confirm the selected menu function.

3. Product size and wiring diagram