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Многоканальное компактное устройство контроля мощности Omron KM-N2

Omron KM-N2

Многоканальное компактное устройство контроля мощности

  • Разрабатываем технологии контроля мощности более 20 лет
  • Компактное многоканальное устройство (до 4 цепей измерения на один модуль)
  • Одна модель для разных типов линий и напряжений — упрощение проектирования, монтажа и ввода в эксплуатацию
  • Класс точности 0,5S по IEC 62053-22
  • Технология Push-in plus — простое и удобное подключение проводов
  • Автоматическая световая и звуковая индикация неправильного подключения
  • Крупный, хорошо читаемый ЖК-дисплей белого цвета
  • Монтаж на DIN-рейку
  • Измерение мощности в двух направлениях

Заказная информация

Applicable circuits and rated input voltage Power supply voltage Dimensions (WxHxD) Communications Order code
Single-phase, 2-wire:
100 to 277 VAC
Single-phase, 3-wire:
100 to 240 VAC (L-N) or 200 to 480 VAC (L-L)
Three-phase, 3-wire:
100 to 277 VAC (L-N) or 173 to 480 VAC (L-L)
Three-phase, 4-wire:
100 to 277 VAC (L-N) or 173 to 480 VAC (L-L)
Rated input voltage 85 to 115% 90 x 65 x 90 mm RS-485, Modbus (RTU) or
CompoWay/F
KM-N2-FLK

Характеристики

Ratings

Applicable circuits Single-phase two-wire, single-phase three-wire, three-phase three-wire, and three-phase four-wire
Maximum number of measured circuits Single-phase two-wire: 4 circuits, single-phase three-wire or three-phase three-wire: 2 circuits, three-phase four-wire: 1 circuit
Rated input voltages (power supply voltages) Single-phase, 2-wire: 100 to 277 VAC
Single-phase, 3-wire: 100 to 240 VAC (L-N) or 200 to 480 VAC (L-L)
Three-phase, 3-wire: 100 to 277 VAC (L-N) or 173 to 480 VAC (L-L)
Three-phase, 4-wire: 100 to 277 VAC (L-N) or 173 to 480 VAC (L-L)
Allowable supply and input voltage range 85% to 115% of rated power supply voltage
Power consumption 7 VA max.
Input current (CT2 primary-side current) General-purpose CT: 1 A or 5 A
Rated load: 0.5 VA min.
Rated input frequency 50/60 Hz
Allowable input current 6 A max.
Ambient operating temperature −25 to 55°C (with no condensation or icing)
Storage temperature −25 to 85°C (with no condensation or icing)
Ambient and storage humidity 25% to 85%
Operating altitude 2,000 m max.
Installation environment Overvoltage category II, pollution degree 2, measurement category II
Electromagnetic environment Industrial electromagnetic environment (EN/IEC 61326-1 Table 2)
Compliant standards EN 61010-2-030, EN 61326-1, and UL 61010-1

Performance

Measurement specifications Active power IEC 62053-22 class 0.5S (Accuracy ±0.5% F.S. ±1 digit)
Reactive power IEC 62053-23 class 2 (Accuracy ±2% F.S. ±1 digit)
Sampling cycle 80 ms for 50 Hz and 66.7 ms for 60 Hz
Measured parameters
  • Active Energy import and export [kWh], bi-directional active power [kW], current [A] and voltage [V] for each individual phase, frequency [Hz], power factor, bi-directional reactive power [kVAR], reactive energy import and export [kVARh]
Insulation resistance
  • 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)
Dielectric strength
  • 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
Vibration resistance Single amplitude: 0.1 mm, Acceleration: 15 m/s 2 , Frequency: 10 to 150 Hz, 10 sweeps for 8 min each along three axes
Shock resistance 150 m/s 2 , 3 times each in 6 directions (up/down, left/right, forward/backward)
Weight Approx. 350 g (Power Monitor only)
Degree of protection IP20
Installation method DIN Rail mounting
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 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
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