Features: 35mm standard DIN-rail installation, complying with standard DIN EN 50022 Single pole width, complying with standard DIN 43880 Standard configuration 5+1 digits display (99999.1kWh) by step motor type impulse register Standard configuration pulse output passive (polarity), selectable distant pulse output passive (non-polarity) Compatible with various AMR systems Complies with standard IEC 62053-31 and DIN 43864 Automatic detection of the direction of load current flow Indicators: Red energy impulse signal during operation; absence of green power indicator indicates reverse load current direction Single direction measurement for single phase two-wire active power consumption Operation unaffected by direction of load current flow Complies with standard IEC 62053-21 Extended terminal cover for enhanced safety Specifications: Model: XTM18S Accuracy: Class 1 Voltage: 220V Current: 5(30)A Insulation performance: AC voltage 4kV for 1 minute, 1.2/50μs waveform impulse voltage 6kV Dimensions: 12 x 6.3cm / 4.72 x 2.4in Weight: 106g Package included: 1 x DIN-Rail Electric Meter 1 x Manual