XK3190-A1+ weighing display user manual, the main parameters: accuracy: III level, n=3000, sampling rate: ≥5 times/second, sensor sensitivity range: 1~3mV / V, division value: 1/2/5/10/20/50/100 optional, display: 7-bit LED, 7 status indicators, clock: can display year/month/day and hour/minute/second, large screen display interface: using serial output method: current loop signal, transmission distance≤50m, RS232 signal, transmission distance≤30m.