DH-670 Analog AC Frequency Panel Meter
For those of you needing to monitor AC supply voltage or the output from an inverter in your project, this DH-670 Analog AC Frequency Panel Meter from PMD Way with free delivery will fit the bill.
The meter measures 70 x 60 mm and meets the DH-670 size standard. Use the options menu to select the maximum AC voltage of 220 or 380 V AC, and also the frequency range of either 45 to 55 Hz or 45 to 65 Hz.
No shunt is required, simply connect to the single phase of AC supply to be monitored.
And as always, delivery is free with PMD Way.