Industrial RS485 port modbus to iot gsm lora gateway for smart meter with USB

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Lead Time:
7 day(s) after payment received
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Quick Details
Place of Origin:
Henan, China
Brand Name:
Model Number:
VoIP Gateway, modbus gateway
Product Name:
modbus to iot gsm lora gateway for smart meter with USB
Uplink protocol:
ProfiNET, EtherNet, BACnet, SNPx, etc
Downlink protocol:
Modbus RTU, Modbus TCP, Profibus-DP
System connection method:
RJ45, 4G, 3G, 2G, WIFI, etc.
Total port:
4 RJ45 ports
4 ports and modbus protocol, etc.
Protocol Support:
Standard/Special Protocol
Other function:
Expandable 4-128G TF memory card

Packaging & Delivery

Selling Units:
Single item
Single package size: 
19X17X10 cm
Single gross weight:
0.5 kg
Package Type:
standard export carton
Lead Time :
Quantity(Piece) 1 - 10 11 - 50 >50
Est. Time(days) 7 15 To be negotiated


 KPM204 Modbus rtu to WIFI RJ45 4G smart data logger bacnet gateway for power meter with USB

Product Description


Industrial RS485 port modbus to iot gsm lora gateway for smart meter with USB is an important part of the intelligent distribution automation system to complete the power distribution room microcomputer protection,automatic devices,monitoring and other intelligent devices and computer systems,power grid automation system to achieve the exchange of information between the far station information to the host Exchange and network exchange,thus forming a fully decentralized RTU communication system.





iot gsm lora gateway Function Features

1. Industrial grade ARM processor, 300MHz frequency
2. 64MB DDR3 SDRAM, 128M Flash
3. 2 Gigabit Industrial Ethernet interfaces, IEEE1588 support
4. 4 x RS232/RS485 interface.
5. GPRS/3G/4G/Wifi remote wireless data transmission support
6. Built-in real-time clock (RTC), buzzer, temperature sensor and
hardware encryption
7. Support -40~80°C industrial wide temperature application
8. Linux / WinCE support, pre-installed Linux





Function type  
Working powerRated voltageDC 9-48V
Power consumption<3VA
Capacity indexNetwork interface 2 * 10/100M RJ45 interface
Serial port 4 * RS485 port
Communication master station protocols<16/pc
Serial port rate300bps to 38.4kbps, programmable
Transmission modeFull or half duplex
Performance indexDual machine switching time<5s
Status indicationPanel LED, reflecting the serial port data transmission and reception status
ProtocolStandard protocolIEC60870-5-101/103/104,MODBUS,CDT,
Special protocolDNP3.0 and other over 30 protocols,can be developed according to on site needs
EMCFast pulse group immunityIEC61000-4-5, level 3
Surge immunityIEC61000-4-2, level 3
Electrostatic immunityIEC61000-4-4, level 3
Working environmentAmbient temperature-25℃~+70℃
Relative temperature5%~95%, no condation
Storage temperature-30℃~+75℃
Mounting sizeMounting typeDIN rail / Wall mounted
Size L×W×H135mm×110mm×50mm
Packaging & Shipping


Company Information

Our Service

1.Experienced manufacturer more than 10 years.
2.Highly experienced production team in Compere factory work-shop.
3.QC System:Quality controlled on all production lines,and QC inspectors work independently from the production line.
4.Good quality production with quick delivery.
5.Accepted OEM/ODM.
6.Accepted small MOQ.
7.Trade Assurance on Alibaba.
8.Factory certification:CE,RoHS and ISO9001.