SDM120 Modbus Single Phase Multifunction Energy Meter Price: EUR 30.00 https://www.ebay.co.uk/itm/273500228608 • Class 1.0 Accuracy • 45A direct connect load • RS485 Port modbus RTU • 2 Pulse Output • 3 Mode measruements • 12 Electrical parameters • 17.5 mm width 1 modual • 35mm Din rail Mounted Specifications Voltage AC (Un) 230V . . .