The eXpertmeter™ is a unique and cost-effective combination of several Intelligent Electronic Devices (IED) in one. It incorporates a multifunctional power meter, high performance revenue meter, cutting-edge power quality analyser and a unique transient recorder.
EXPERTMETER EM720 POWER QUALITY ANALYSER
High Performance Revenue Meter, Cutting Edge Power Quality Analyser, Transient Recorder
The power quality statistics and reports are implemented according to EN50160. A rechargeable back-up battery allowing for accurate logging of major dips and interruptions is a unique feature of this instrument.
Several Intelligent Electronic Devices (IED) in one
Incorporates a multi-functional power meter, high performance revenue meter, cutting-edge power quality analyser and a unique transient recorder.
A rechargeable back-up battery
Allows for accurate logging of major dips and interruptions.
Advanced communication capabilities
Built-in infra-red port, serial communication (RS-232/RS-485), Ethernet and USB.
All-in-one solution
Complies with the most demanding customer requirements in energy generation and distribution and energy consumer segments.
The All-in-One Energy Management Solution
The eXpertmeter™ all-in-one solution has been developed to comply with the most demanding customer requirements in energy generation and distribution (power stations, electric companies, substation operators, electric energy system integrators) and in energy consumer segments (industrial and commercial). The eXpertmeter™ can serve as a main revenue meter or test meter to manage advanced energy supply contracts that include a commitment to the most demanding power quality standards. The eXpertmeter™ can be used to resolve disputes between electric energy suppliers and consumers regarding power quality standard violations.
This device provides the most advanced communication capabilities, such as built-in infra-red port, serial communication (RS-232/RS-485), Ethernet and USB. With its hot swapping field replaceable modules, the eXpertmeter™ can be tailored to specific needs by adding additional communication capabilities, I/O capabilities or auxiliary power supply.
eXpertpower™ Pro leverages EM720 communication capabilities. The online service provides a set of power quality analysis tools alongside weekly and annual standard compliance reports.
Additionally, eXpertpower™ billing offers a wide range of billing capabilities customized to customers’ requirements.
MULTI TARIFF REVENUE METER
- Meets 0.1% accuracy
- Class 0.2S precision according to IEC 62053-22
- Time Of Use (TOU) tariffs
- Unique anti-vandalism & anti-tampering features
- Transformer and transmission line losses calculation
ADVANCED POWER QUALITY ANALYSIS
- Power Quality Analysis according to IEC 61000-4-30 Class A
- Built-in EN50160 statistics & reports
- Back-up battery and/or auxiliary power supply for continuous recording major dips & interruptions
- Harmonics & Inter-harmonics according to IEC 61000-4-7
- Directional power harmonics
- Flicker measurement according to IEC 61000-4-15
- Waveform recording, up to 1024 samples/cycle
TRANSIENT RECORDER
- Records fast transients overvoltages >17 microseconds
- Transients measured relative to ground
- Measures up to 2 kV pulses
EVENT DATA LOGGING
- Event statistics complimented by waveform recording
- Logging memory 8 Mb built-in
- 4 measured and recorded currents up to 50 A
- Chargeable backup battery – 2.5 hours retention
- Auxiliary power supply (optional module)
- SNTP Time Synchronization
ALARM & CONTROL FUNCTIONS
- 16 programmable set points
- 4 digital inputs with 1 ms sample rate
- 2 programmable relay outputs (optional module)
COMMUNICATION
- Built-in infra-red port
- Ethernet (100Mb/s), USB & RS232/485
- IRIG-B & RS232/485
- GSM/GPRS (Class 10)
- Protocols
- Master/Slave Modbus Binary & ASCII
- Modbus RTU
- DNP 3.0
- TCP/IP
- Optional IEC 61850 protocol
ISOLATION
- Dielectic withstand: 6 kV impulse, 4 kV AC @ 1min
- I/O and ComPorts – 4 kV AC
Field Replaceable Hot Swap Modules
The eXpertmeter™ EM720’s unique “Add-on” hot-swap module concept allows you to configure the meter to your changing needs, thus saving valuable time in the field or future costly replacements. Technological advancements revitalise legacy applications to rapidly and cost-efficiently respond to changing market conditions.
Communication Modules
- RS-232/485 / IRIG-B
- Ethernet / USB / RS-232/485
- GPRS / GSM
Auxiliary Power Supply Options
- 24V DC
- 88-265V AC and 90-290V DC
- 6H battery power supply option
Digital Input/Output – 2DI/2DO
- Form A Relay Output 250V AC/5A
- Form A Solid State Relay Output 250V AC/0.1A
WE HAVE AN ENERGY METER FOR EVERY APPLICATION
SATEC’s device product line serves both energy utilities and energy consumers in various fields. Our application-based product line includes devices spanning from basic power meters up to high performance revenue meters with advanced power quality capabilities.
