Item | KM-N3-FLK |
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Measured items | Total power consumption (active, regenerative, and reactive), power (active and reactive), current, voltage, power factor, and frequency |
Measurement specifications | Active power | 0.5% (IEC 62053-22 class 0.5S |
Reactive power | 2% (IEC 62053-23 class 2) |
Sampling cycle | 80 ms for 50 Hz and 66.7 ms for 60 Hz |
Insulation resistance | (1) Between all electrical circuits and the case: 20 MΩ min. (at 500 VDC) (2) Between all power supply and voltage inputs and all communications and pulse output terminals: 20 MΩ max. (at 500 VDC) |
Dielectric strength | (1) Between all electrical circuits and the case: 1,400 VAC for 1 min (2) Between all voltage and current inputs and all communications and pulse output terminals: 2,200 VAC for 1 min |
Vibration resistance | Single amplitude: 0.1 mm, Acceleration: 15 m/s2, Frequency: 10 to 150 Hz, 10 sweeps for 8 min each along three axes |
Shock resistance | 150 m/s², 3 times each in 6 directions (up/down, left/right, forward/backward) |
Indications and operation method | LCD indications and operation buttons |
Weight | Approx. 350 g (Power Monitor only) |
Degree of protection | Front: IP65, Rear case: IP20, Terminal: IP00 |
Pulse output | Number of outputs | Number of outputs: 4 (photoMOS relay outputs) Used for the total power consumption pulse output. |
Output capacity | 50 mA at 40 VDC ON residual voltage: 1.5 V max. (for output current of 50 mA) OFF leakage current: 0.1 mA max. |
Output unit | Output unit: 1, 10, 100, 1k, 5k, 10k, 50k, or 100k (wh) Pulse ON time: 500 ms (Cannot be changed.) |
Communications interface | Communications method | RS-485 (2-wire half-duplex with start-stop synchronization) |
Communications protocol | Modbus (RTU): Binary. CompoWay/F: ASCII |
Baud rate | 1.2, 2.4, 4.8, 9.6, 19.2, or 38.4 kbps |
Data length | Data length: 7 or 8 bits Stop bits: 1 or 2 bits Vertical parity: Even, odd, or none |
Maximum transmission distance | 1,200 m |
Maximum number of connected Power Monitors | Modbus: 99, CompoWay/F: 31 If you measure more than one circuit with one Power Monitor, the number of circuits is treated as the number of connected Power Monitors. |
Dimensions (H×W×D) | 96 × 96 × 64 mm (excluding protrusions) |
Installation method | On-panel installation |
Accessories | Instruction Manual and Compliance Sheet, Mounting adapter and waterproof packing |