Watt AI
– EdgeIQ Smart Terminal
The EdgeIQ Smart Terminal is a key component of the EdgeIQ Director solution architecture. It features extended submetering and control capabilities for individual DER assets within the EdgeIQ Director system.
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P R O D U C T Â S P E C I F I C A T I O N
Communication
The terminal includes a mid-bandwidth carrier communication module that uses orthogonal frequency division multiplexing (OFDM) technology, with a frequency band of 2MHz-12MHz. It registers itself automatically with and afterwards communicate with the EdgeIQ Director through the power line carrier.
Interface
RS-485 Communication Interface: Adaptive serial port rate (1200bps, 2400bps, 4800bps, 9600bps, 19200bps, 115200bps, etc.) for external equipment such as BESS, EVSV, PV, sensors, and other devices.
Photoelectric Pulse Output Interfaces: Active and reactive.
Digital Input Interface: Supports local DI function.
P R O D U C T Â M E A S U R E M E N T
Current MeasurementÂ
Method: Instantaneous current value (RMS) measurement includes IA, IB, IC.
Range: IA, IB, IC not less than 1.2 times In.
Accuracy: 0.05In-1.2In: ±0.5%.
Voltage Measurement
Phase Voltage: Ua, Ub, Uc, measuring the voltage between phase and neutral line.
Method: True effective value measurement.
Range: Phase voltage 0.7~1.3Un.
Accuracy: ±0.5%.
Power Measurement
Total Active Power and Phase Active Power
Accuracy: 0.05In≤I＜0.1In, power factor 1.0L, ±0.5%; 0.1In≤I＜1.2In, power factor 1.0L/0.5L/0.8C, ±0.5%.
Total Reactive Power and Phase Reactive Power
Accuracy: 0.05In≤I＜0.1In, power factor 1.0L, ±1%;
0.1In≤I＜1.2In, power factor 1.0L/0.5L/0.8C, ±1%.
Total Apparent Power and Phase Apparent Power
Accuracy: 0.05In≤I＜0.1In, power factor 1.0L, ±1%;
0.1In≤I＜1.2In, power factor 1.0L/0.5L/0.8C, ±1%.
Energy Measurement
Three-phase and Total Active Power: Class 0.5.
Three-phase and Total Reactive Power: Class 1.
Power Factor Measurement
Range: 0~1.00.
Frequency Measurement
Accuracy: ±0.01Hz.