R3000 LG Industrial LoRaWAN Gateway

R3000 LG allows access to various types of LoRa application nodes, and supports wired Ethernet and wireless 4G/3G/2G access to the cloud platform, mainly for LoRaWAN data transmission between LoRa node and cloud platform.


Robustel R3000 LG is an industrial-grade LoRaWAN gateway, integrated with LoRaWAN wireless communication technology and cellular network technology, to provide users with wireless long-distance data transmission services.

Key Features

  • Supporting global LoRaWAN frequency bands
  • Compatible with LoRaWAN and private protocols
  • Compatible with any LoRaWAN cloud server
  • Up to 8 channels supporting receive data simultaneously
  • Supporting Packet Forwarder Version 2.2.1 and Packet Forwarder Protocol Version 1
  • RobustOS + SDK
  • TPH6700 Housing optional
  • Backhaul option supporting 3G, 4G and Ethernet
  • Supporting dual SIM
  • Robust industrial design
  • (9 to 60V DC, -40 to +75 °C)

LoRa Interface

Number of antennas 1
Connector SMA female with 50 ohms impedance
Standards 433-434 MHz (Europe)
863-870 MHz (Europe)
470-510 MHz (China)
915-927 MHz (Australia)
902-928 MHz (North America)
920-928 MHz (Japan)
Transmitted power +24.5 dBm
Sensitivity -142 dBm
Reception capacity Supporting 8 channels, and each channel can receive data simultaneously
Supporting 1 MHz bandwidth demodulation
Communication range 15 km


Cellular Interface

Number of antennas 2 (MAIN + AUX)
Connector SMA female
SIM 2 (3 V & 1.8 V)
Standards 2G/3G/4G


Ethernet Interface

Number of ports 2 x 10/100 Mbps, 2 x LAN or 1 x LAN + 1 x WAN
Magnet isolation protection 1.5 KV


GPS/GLONASS Interface (Optional)

Number of antennas 1
Connector SMA female with 50 ohms impedance
Acquisition sensitivity GPS: greater than -148 dBm
GLONASS: greater than -145 dBm
Horizontal position accuracy GPS: 2.5 m
GLONASS: 2.6 m
Protocol NMEA-0183 v4.10


Serial Interface

Number of ports 1 x RS-232 or 1 x RS-485
Connector 7-pin 3.5 mm female socket with lock
Baud rate 300 bps to 230400 bps
Parametric form 8E1, 8O1, 8N1, 8N2, 7E2, 7O2, 7N2, 7E1
RS-232 TxD, RxD, RTS, CTS, GND
RS-485 Data+ (A), Data- (B)


Digital Input

Number of ports 2 x DI (dry contact)
Connector 4-pin 3.5 mm female socket
Isolation 3KVDC or 2KVrms
Absolute maximum VDC “V+” +5V DC (DI)
Absolute maximum ADC 300 mA



Reset button 1 x RST
SD 1 x Micro SD interface
Expansion 1 x USB 2.0 host up to 480 Mbps
CLI 1 x CLI interface
LED indicators 1 x RUN, 1 x MODEM, 1 x USR, 1 x RSSI, 1 x NET,
1 x SIM
Built-in RTC, Watchdog, Timer


Software (Basic features of RobustOS)

LoRaWAN protocols V1.0 Class A/Class C and V1.0.2 Class A/Class C
Network protocols PPP, PPPoE, TCP, UDP, DHCP, ICMP, NAT, HTTP, HTTPs, DNS, ARP, BGP, RIP, OSPF, NTP, SMTP, Telnet, VLAN, SSH2, DDNS, etc.
VPN tunnel IPsec, OpenVPN, GRE
Firewall DMZ, anti-DoS, Filtering (IP/Domain name/
MAC address), Port Mapping, Access Control
Management Web, CLI, SMS
Serial port Transparent, TCP Client/Server, UDP,
Modbus RTU Gateway


App Center (Available Apps for RobustOS)

Apps* L2TP, PPTP, DMVPN, RobustVPN, VRRP, QoS, SNMP, Language, RobustLink
*Request on demand. For more Apps please visit www.robustel.com.


Power Supply and Consumption

Connector 3-pin 5 mm female socket with lock
Input voltage 9 to 60V DC
Power consumption Idle: 100 mA@12 V
Data link: 400 mA (peak) @12 V


Physical Characteristics

Ingress protection IP30
Housing & Weight Metal, 570 g
Dimensions 125 x 104 x 43.5 mm
Installations Desktop, wall mounting and 35 mm DIN rail mounting









Gateway Type LTE Gateway LTE Gateway
Serial Port Type RS-232 RS-485 RS-232 RS-485
Frequency Bands AU: B1/B3/B5/B7/B8/B28, B40
EU: B1/B3/B7/B8/B20/B28/B31, B38/B40
US: B2/B4/B5/B13/B17/B25, B41
JP: B1/B3/B8/B9/B18/B19/B21/B28, B41
CN: B1/B3, B38/B39/B40/B41
2G 850/900/1800/1900 MHz
Operating Environment -40 to +75 °C/5 to 95% RH -40 to +75 °C/5 to 95% RH

*For more information about 4G frequency bands in different countries, please contact your Robustel sales representative.