WFET-3000 Rack Mount Power Data Logger

General introduction:
WFET-3000 rack mount power data logger is an electrical power data acquisition terminal which is developed by adopting high-performance 32-bit embedded RISC CPU (ARM9 core) hardware platform and real-time embedded Linux operating system software platform, as well as Ethernet/dial-up MODEM/special MODEM and other communication technologies.

Technical specifications
Items Indicators
Standard DL/T743-2001, DL/T719-2000
Communication protocol Uplink: IEC102, DL/T719-2000, Q/GDW 376.1-2009, Q/GDW 1376.1-2013
Downlink: DL/T645-1997/2007, IEC1107, EDMI, ABB, ION, ACTARIS, DLMS(IEC62056), ANSI, IEC61850(MMS)
Communication mode Remote: 2~4 channel Ethernet, 1 channel GPRS, 1~2 channel dial-up MODEM, 1~2 channel special MODEM
Local: 2 channel RS-232, 4~8 channel RS-485, 1 channel USB
Power supply AC85V~285V,DC100V~375V, AC and DC dual input, seamless automatic switching
Working environment Working temperature -40℃~+70℃, relative humidity: ≤95%
Overall power consumption Non-transmission state apparent power ≤25VA, active power ≤10W
Input interface 4 channel teleindication input, 16~32 channel pulse input
Output interface 2 channel alarm output
Storage capacity 128MB~1024MB FLASH
Clock Clock error ≤0.5s/d, power-off continuous operation for 10 years
Reliability MTBF≥7.6×104h
Structure 3U(19″) standard industrial cabinets, length×width×height:450mm×276mm×134mm

Main features
1. The number of connected electricity meters is large, which reaches up to 256 at most.
2. Abundant protocols for electricity meter are supported so that commonly used meters with different specifications can be connected.
3. Uplink communication channels are rich, which support Ethernet, dial-up MODEM, RS-232/RS-485, GPRS/CDMA, etc.
4. Support abundant uplink protocols including main protocols of all provinces in China, and the logger can communicate with several master stations simultaneously.
5. Support IEC61850 standard to meet the requirements of smart substation.

WILLFAR as a professional rack mount power data logger manufacturer, mainly manufacture meter data management instrument, there are main products like electrical data logger, data concentrator, data collector, smart electrical power monitor, applied for precision data logging, electric power monitoring, data management and data transmission. To serve daily life much better, WILLFAR company also provides custom meter data management solutions in customer needs.

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