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TLY2821 NB IoT module (State Grid single-phase energy meter)
No wiring required, easy installation, low operation and maintenance costs; No need for networking, one hop to the cloud platforms of telecommunicatio
Product details
Q GDW 1355-2013 Type Specification for Single phase Intelligent Energy Meters
Q GDW 1364-2013 Technical Specification for Single phase Intelligent Energy Meter
Q GDW 1375.3-2013 Collector Type Specification
GB/T 17215.211-2006 General Requirements for AC Measuring Equipment - Tests and Test Conditions - Part 11: Measuring Equipment
No wiring required, easy installation, low operation and maintenance costs;
No need for networking, one hop to the cloud platforms of telecommunications operators such as China Telecom, China Mobile, and China Unicom;
High receiving sensitivity and wide coverage range;
Support hot swapping;
Support local and wireless remote upgrades;
The external structure and interface definition comply with the State Grid single-phase intelligent meter type specifications;
Complies with the relevant technical requirements of the national standard GB/T 17215;
Supports configurable serial port baud rates of 2400 and 9600;
Compatible with existing carrier/wireless module interfaces, easy to replace.
Technical Specifications |
parameter |
Working Voltage |
DC12V+/-1V |
power consumption |
not greater than1.5W |
transmit power |
maximum23dBm |
receiver sensitivity |
-107.5dBm @3GPP |
communication interface |
upstreamNB-IoTDown, downUART |
Serial Port Baud Rate |
2400/9600bpsconfigurable |
operating frequency band |
B1，B3，B5，B8 |
Supporting Operators |
China Mobile, China Telecom, China Unicom |
Support cloud platforms |
Multiple public cloud connections such as Mobile OneNet, Telecom OceanConnet, Alibaba Cloud, etc |
communication protocol |
Downward support for DL/T645-2007 protocol Upward support for multiple IoT protocols such as MQTT, COAP, LwM2M, etc |
SIM card |
Compatible with ESIM and Micro SIM cards |
Operating Temperature |
-25℃～70℃ |
Operating Humidity |
10%～95%RHNo condensation |
size |
70Mm (length) ×50Mm (width) ×22.7mm（tall） |
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