HARDWARE DEMO

QG-2880 single-phase monitor

The 80×128 OLED interface of a 1P+N voltage and current device. Use the buttons to move through startup, run, alarm, and setup screens.

The same screen as in the field

QG-2880 is a compact field device that shows voltage and current on a single-phase line. This page runs that OLED interface in the browser: live values, the Wi-Fi meter, the status line, and the footer clock follow the device layout.

  • Single phase, 1P+N
  • 80×128 OLED
  • Voltage (V) and current (A)
  • High voltage, low voltage, high current
  • SET V, SET A, and LOW A
  • Wi-Fi status indicator

Up and down move between screens. SET cycles the setup screens. Power switches between ON and OFF. Labels such as HIGH V and SET A are the device firmware’s own text.

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