◈Overall and installation dimension
  
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▷Product Overview
DJGL33-LTD 1 type concentrator is sky high-tech companies to adapt to the requirements of modern DSM, incorporated in the power industry for many years of design, development and operating experience on-site, based on embedded software and hardware development platform designed a new generation of electricity management means. Using microelectronic technology, computer chip technology, modern communications technology, today's most advanced technology to support downstream three-way 485, support GPRS / CDMA and other public wireless communication network technology.With the master system with the use, automatic meter reading, for power users load monitoring and control, prepaid management, power quality management, anti-tampering, abnormal alarm and other functions, is the power of marketing automation systems with higher utility value means products.
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▷Features
● 32-bit high-speed controller based on ARM core, use 64M (bit) mass storage.
● High-speed full-duplex communication channel industrial-grade GPRS / CDMA module that supports TCP / UDP / SMS wireless network communication.
● Wireless communication module using a modular design, support with electric plug. Communication module replacement without any manual settings, the terminal can automatically identify the type of wireless MODEM and automatic on-line.
● Supported upstream communications protocol: Q / GDW376.1-2009 "power user information collection system technical specifications: master and collection terminal communications protocol"
● Communication protocol support and meter: DL / T645-1997 (ministerial statute), DL / T645-2007 (ministerial statute) and filing. Automatic identification meter baud 1200,2400bps.
● Support local / remote software online upgrade, support local / remote modification means for measuring point parameters and copy reading means for measuring point data.
● Excellent electromagnetic compatibility, can withstand high voltage spikes, strong magnetic field, strong static electricity, lightning surge interference, and has a strong adaptive ability temperature range.
● In case of loss of AC power, the device is capable of holding data and maintain clock chip work. Low power consumption. In the non-communication state, the device consumes apparent power ≤5VA, active ≤3W.
● Sealed design, PVC waterproof fire-retardant materials, wall structure, lightweight, easy to install.
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▷The main technical parameter
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Voltage
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220V
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Rated frequency
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50Hz
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Operating temperature
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-40 ～ +70 ? (Optional)
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Voltage Range
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±20%
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Machine static power
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≤3W
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MTBF
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≥7.6×10 h
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Design life
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15 years
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Clock battery (lithium battery)
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1200 mAh
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Power data and clock to keep time
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≥10 years
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Hardware interface
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RS485 ports: 3-way
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Maintenance RS485 interface: 1 channel
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GPRS / CDMA communication port: 1 channel
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Infrared interface: 1 channel
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Ethernet port: 1 channel
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Display: LCD dot matrix display
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