Energy and power meter
type: EMA-90H-05
- three-phase power meter , panel mounting DIN 96x96mm, graphic LCD display, resolution 128x128 dots
- auxiliary supply 80÷260Vac/dc
- measurement TRMS wit accuracy 0,2% on voltage and current
- voltage inputs20÷700V phase to phase, 30÷500Hz, programmable voltage transformer ratio
- current inputs 0÷5 A , insulated inputs (internal CT’s) , programmable current transformer ratio
- measuring of voltage, current, power factor and cos, active, reactive and apparent powers, frequency, harmonic distortion, temperature, optional parameters
- management of single phase and three-phase parameters
- management of relative and absolute minimum, maximum and average values (max demand ,fixed and sliding windows)
- bidirectional energy counters, class 0,5 per EN62053-21
- energy counter available max 4 timebands (tariff) with historical values (day, month, year, etc.)
- harmonic analysis of voltage and current up to 31° order in 50-60Hz network
- internal real time clock and calendar, hour counter
- display of memory ,inputs and outputs status
- serial port RS232 and RS 485 for connection to PC, PLC , etc., max 38400 bps, max response time 40ms
- two digital outputs configurable, pulses outputs, alarms, load controls
- two digital inputs configurable, time and average syncronization , pulses counters and status information
- internal memory 128kb (expansion available) for data storage, historical values (about 10000 samples)
- thermoplastic enclosure self-extinguishing, plug screw terminals with screw block
- internal firmware upgradable through serial port
- protocol communication MODBUS-RTU and ASCII with complete list of registers
- special terminals for substation applications
- software type NRG for PC with Windows OS for to manage completely the instruments , it supports
modbus-rtu,ascii and modbus-tcp protocols
Manufacturer: Ema
EMA Energy and power meter
- Product Code: EMA-90H-05
- Availability: In Stock
- availability : 3-8 week
- price : send inquiry
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$0.00
- Ex Tax: $0.00