Model DDS169 static single-phase watt-hour meter conforms to all technical requirements specified in IEC 61036 (Class 1.0).
Features:1) Active energy measuring, without calibration under long-term operation2) Adopting special large scale integrated circuit and SMT technology, with advanced process and simple construction3) Adopting newest special integrated circuit for energy measurement with digital multiplier inside. As a result, the dynamic working scope of meter is raised remarkably4) Accumulative bi-directional active energy measurement5) Solid state LCD display (5+1 / 5+2 / 6+1)6) Tampers or fraud detection with LED indications for meter pulse calibration and reversion7) Extended tamper and fraud protection terminal8) Optional functions: optical port/RS4859) Working temperature: -30 ~ +55°C 10) Dimensions: 202mm x 108mm x 51mm11) Power consumption: < 2W or 10VAPacking:Standard packing