1. Introducció
The Robustel R3000-4L is a dual SIM industrial cellular VPN router designed for robust and reliable connectivity in harsh environments. It provides seamless, secure, and fast wireless connectivity for M2M/IoT applications, functioning as a versatile and easy-to-deploy VPN gateway.
This manual provides comprehensive instructions for the setup, operation, maintenance, and troubleshooting of your R3000-4L router.
2. Producte acabatview
2.1 Característiques clau
- Dual SIM support for redundant cellular connectivity.
- Disseny de qualitat industrial per a entorns durs.
- Support for WWAN1, WWAN2, Ethernet WAN, WLAN WAN link backup and ICMP detection via Link Manager.
- Backup Mode options: WWAN1+WWAN2 Cold, WWAN1+WAN/WLAN Warm, and load balancing backup mode.
- Supports IPv6 for future-proof networking.
- Powered by RobustOS with SDK and App support.
- GPS integrat per a serveis de localització.
- Multiple connectivity options: 2x Ethernet ports, USB, WLAN.
- Vol d’entrada amplatage range: 9-60VDC.
2.2 Contingut del paquet
The standard package for the Robustel R3000-4L includes:
- Robustel R3000-4L Industrial Cellular VPN Router
- (Additional accessories such as antennas, power adapter, mounting kit may vary by region or specific bundle. Please check your packaging for a complete list.)
2.3 Disseny del dispositiu

Figure 1: Front Panel of Robustel R3000-4L Router
This image displays the front panel of the Robustel R3000-4L router. Visible components include:
- Connectors d'antena: AUX and MAIN (top), GPS and WLAN (bottom).
- Indicadors LED: RUN, PPP, USR (left column); NET, SIM (right column), and signal strength indicators (red, yellow, green bars).
- Port USB: Port USB estàndard.
- Ports Ethernet: ETH0 and ETH1, with status LEDs.
- Bloc de terminals: For In1, In2, OUT1, OUT2, GND, A, B connections.
- Botó de restabliment: Labeled RST.
3. Guia de configuració
3.1 Precaucions de seguretat
- Assegureu-vos que la font d'alimentació voltage es troba dins del rang especificat (9-60VDC).
- No exposeu el dispositiu a temperatures extremes, humitat o llum solar directa.
- Desconnecteu l'alimentació abans de realitzar qualsevol instal·lació o manteniment.
- Use appropriate tools and follow all local electrical codes.
3.2 Instal·lació de la targeta SIM
- Locate the SIM card slots on the device. The R3000-4L supports dual SIM cards.
- Assegureu-vos que el dispositiu estigui apagat.
- Insert the SIM cards into the designated slots until they click into place. Ensure correct orientation.
- Tanqueu la coberta de la targeta SIM de manera segura.
3.3 Connexió de l'antena
- Connect the cellular antennas to the MAIN and AUX connectors.
- If using WLAN, connect the WLAN antenna to the WLAN connector.
- If using GPS, connect the GPS antenna to the GPS connector.
- Ensure all antenna connections are finger-tight.
3.4 Connexió d'alimentació
- Connect the power supply to the device's power input terminal block.
- Ensure correct polarity (positive to positive, negative to negative).
- Verify the power source provides 9-60VDC.
- Once all connections are secure, apply power to the device.
3.5 Connexió de xarxa inicial
- Connect a computer to one of the Ethernet ports (ETH0 or ETH1) using an Ethernet cable.
- Configure your computer's network adapter to obtain an IP address automatically (DHCP).
- Obre a web browser and navigate to the router's default IP address (refer to the device's documentation or label for the default IP, commonly 192.168.1.1).
- Log in using the default username and password (refer to the device's documentation).
4. Instruccions de funcionament
4.1 Indicadors LED
Understanding the LED indicators is crucial for monitoring the router's status:
| LED | Estat | Descripció |
|---|---|---|
| CÓRRER | Verd (sòlid) | El sistema funciona amb normalitat. |
| CÓRRER | Verd (parpellejant) | System is booting up or performing an update. |
| PPP | Verd (sòlid) | PPP connection established. |
| PPP | Apagat | No PPP connection. |
| USR | Configurable | User-definable LED, configurable via software. |
| NET | Verd (sòlid) | Network connection active. |
| NET | Apagat | Sense connexió de xarxa. |
| SIM | Groc (sòlid) | SIM card detected and ready. |
| SIM | Apagat | No SIM card detected or SIM error. |
| Força del senyal | Red/Yellow/Green | Indicates cellular signal strength (Red: Weak, Yellow: Medium, Green: Strong). |
4.2 Web Configuració de la interfície
The Robustel R3000-4L is managed primarily through its web-based interface. After logging in, you can configure various settings:
- Configuració de la xarxa: Configure WAN (Cellular, Ethernet, WLAN), LAN, VPN (IPsec, OpenVPN, L2TP, PPTP), Firewall rules, and Port Forwarding.
- Configuració del sistema: Manage user accounts, update firmware, configure time settings, and view registres del sistema.
- Link Manager: Set up link backup and failover strategies for redundant connectivity (WWAN1, WWAN2, Ethernet WAN, WLAN WAN).
- SMS/Email Alerts: Configure notifications for critical events.
- GPS: Monitor GPS location data.
- SDK/App: Utilize the RobustOS SDK to develop custom applications or install pre-built apps.
Refer to the detailed online documentation or the router's built-in help for specific configuration steps for each feature.
5. Manteniment
5.1 actualitzacions de microprogramari
Regularly updating the router's firmware ensures optimal performance, security, and access to new features. Firmware updates can typically be performed via the web interface. Always download firmware from the official Robustel weblloc.
5.2 Neteja
Mantingueu el dispositiu net i lliure de pols. Feu servir un drap suau i sec per netejar-lo. No utilitzeu netejadors líquids ni aerosols.
5.3 Consideracions ambientals
Ensure the router operates within its specified temperature and humidity ranges to prevent damage and ensure longevity.
6. Solució De Problemes
Aquesta secció ofereix solucions a problemes comuns que podeu trobar.
6.1 Sense poder
- Verify the power adapter is correctly connected to the router and the power outlet.
- Check the power source for voltage and stability (9-60VDC).
- Ensure the power terminal block connections are secure and correctly polarized.
6.2 No Cellular Connection
- Check the SIM card installation and ensure it is properly seated.
- Verify the SIM card is active and has a valid data plan with your mobile operator.
- Ensure cellular antennas are securely connected to the MAIN and AUX ports.
- Check the SIM and NET LEDs for status.
- Confirm APN settings are correctly configured in the web interfície.
- Check cellular signal strength via the web interface or signal strength LEDs. Relocate the router if signal is weak.
6.3 No es pot accedir Web Interfície
- Ensure your computer is connected to an Ethernet port of the router.
- Verify your computer's IP settings (should be set to DHCP or a static IP within the router's subnet).
- Confirm you are using the correct default IP address (e.g., 192.168.1.1) and port (if applicable).
- Prova d'esborrar la memòria cau del navegador o utilitza un altre navegador.
- If you have forgotten the password, perform a factory reset using the RST button (refer to the device's specific reset procedure, usually press and hold for 5-10 seconds while powered on). Note: A factory reset will erase all configurations.
7. Especificacions
| Característica | Descripció |
|---|---|
| Número de model | R3000-4L (B018745) |
| Tecnologia de connectivitat | Ethernet, Cellular (Dual SIM) |
| Comunicació sense fils estàndard | 802.11a, 802.11b, 802.11g, 802.11n |
| Classe de banda de freqüència | Doble banda (5 GHz) |
| Entrada Voltage | 9-60VDC |
| Característica especial | LED Indicator, GPS |
| Dispositius compatibles | Ordinador personal |
| Usos recomanats | Business, M2M/IoT Applications |
| Sistema operatiu | RobustOS + SDK + aplicació |
| Components inclosos | Encaminador |
8. Informació de la garantia
This product is manufactured by Robustel. For specific warranty terms and conditions, please refer to the warranty card included with your product or visit the official Robustel weblloc. La cobertura de la garantia normalment inclou defectes de materials i de fabricació en condicions d'ús normal.
Conserveu el vostre comprovant de compra per a reclamacions de garantia.
9. Suport tècnic
For technical assistance, product documentation, or software downloads, please visit the official Robustel support website. You may also contact their technical support team directly via the contact information provided on their weblloc.
When contacting support, please have your product model number (R3000-4L / B018745) and serial number ready.





