The electric energy meter SDM120D (MID) is used for accurately measuring the consumption of single-phase alternating current with class 1/B accuracy. The meter complies with the European Directive 2004/22/EC, known as the MID Directive - Measuring Instruments Directive dated March 31, 2004. The device measures the amount of active energy (kWh) using a pulse output.

Operational features:

• Accuracy class: 1
• International standard: IEC 62053-21 / EN, EN50470-1 / 3
• Operating temperature: -20°C to +55°C
• Storage temperature: -40°C to +70°C
• Reference temperature: +23°C ± 2°C
• Operating humidity: 90%
• Storage humidity: 95%
• Start time: 3 seconds
• Water and dust ingress protection: IP51
• Mechanical environment: M1
• Protection level: II

Technical specifications:

• Rated voltage: 230V
• Operating voltage: 176V to 276V
• AC voltage withstand: 4kV - 1 minute
• Impulse voltage withstand: 6kV 1.2/50μs
• Current: 5A
• Maximum rated current: 45A
• Starting current: 0.4% Ib
• Overload endurance: 30 Imax - 0.01s
• Operating frequency: 50 Hz
• Power consumption: 50/60Hz
• Pulse output: Maximum 2W / 10VA
• Display: 1000 pulses/kWh
• Analog LCD display
• Maximum reading: 99999.9 kWh