Measurement specifications
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Active power
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IEC 62053-22 class 0.5S (Accuracy ±0.5% F.S. ±1 digit)
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Reactive power
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IEC 62053-23 class 2 (Accuracy ±2% F.S. ±1 digit)
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Sampling cycle
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80 ms for 50 Hz and 66.7 ms for 60 Hz
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Measured items
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Energy consumption (active, regenerative, and reactive), power (active and reactive), current, voltage, power factor, and frequency
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Insulation resistance
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- Between all electrical circuits and the case: 20 MΩ min. (at 500 VDC)
- Between all power supply and voltage inputs and all communications and pulse output terminals:: 20 MΩ max. (at 500 VDC)
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Dielectric strength
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- Between all electrical circuits and the case: 2,200 VAC for 1 min
- Between all voltage and current inputs and all communications and pulse output terminals: 2,200 VAC for 1 min
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Vibration resistance
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Single amplitude: 0.1 mm, Acceleration: 15 m/s 2 , Frequency: 10 to 150 Hz, 10 sweeps for 8 min each along three axes
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Shock resistance
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150 m/s 2 , 3 times each in 6 directions (up/down, left/right, forward/backward)
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Weight
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Approx. 350 g (Power Monitor only)
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Degree of protection
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IP20
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Installation method
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DIN Rail mounting
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Pulse output
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Number of outputs
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Number of outputs: 4 (photoMOS relay outputs)
Used for the total power consumption pulse output.
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Output capacity
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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.
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Output unit
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1, 10, 100, 1k, 5k, 10k, 50k, or 100k (wh)
Pulse ON time: 500 ms (Cannot be changed.)
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Communications interface
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Communications method
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RS-485 (2-wire half-duplex with start-stop synchronization)
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Communications protocol
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Modbus (RTU): Binary. CompoWay/F: ASCII
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Baud rate
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1.2, 2.4, 4.8, 9.6, 19.2, or 38.4 kbps
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Data length
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Data length: 7 or 8 bits
Stop bits: 1 or 2 bits
Vertical parity: Even, odd, or none
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Maximum transmission distance
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1,200 m
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Maximum number of connected Power Monitors
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Modbus: 99, CompoWay/F: 31
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