Teltonika
Teltonika RS232 IoT Gateway | TRB142
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Bridge Legacy Systems to the IoT Era
The Teltonika TRB142 is a compact, robust, and powerful industrial LTE Cat 1 gateway designed to connect your critical serial devices to the cellular network. This gateway is the perfect solution for modernizing legacy industrial equipment with an RS232 port, enabling remote monitoring, control, and data acquisition for a wide range of M2M and IoT applications. Its rugged aluminum housing and wide power supply voltage range ensure reliable performance in demanding industrial environments.
Mission-Critical Connectivity & Performance
Equipped with 4G LTE Cat 1 connectivity, with fallback to 3G and 2G, the TRB142 ensures dependable and consistent data transfer for your mission-critical operations. At its core, a powerful ARM Cortex-A7 1.2 GHz processor and 128 MB of RAM deliver robust performance to handle complex tasks. The gateway runs on a Linux-based RutOS (based on OpenWrt), offering a high degree of customization and access to a wide array of software features, including advanced VPN services, a powerful firewall, and compatibility with Teltonika's Remote Management System (RMS) for streamlined device administration.
Advanced Features for Industrial Applications
The TRB142 is more than just a modem; it's a versatile tool for industrial communication. It supports a wide range of serial communication protocols like Modbus RTU Master, allowing it to interface directly with industrial sensors, PLCs, and other equipment. Advanced software features include SMS control, IPsec, OpenVPN, and support for various industrial protocols like DNP3 and OPC UA, making it a highly adaptable solution for sectors such as industrial automation, utilities, smart city infrastructure, and retail POS systems.
| Mobile | |
| Mobile Module | 4G (LTE) – Cat 1 up to 10 Mbps, 3G – Up to 42 Mbps, 2G – Up to 236.8 kbps |
| SIM | 1 x SIM slot (Mini SIM – 2FF), 1.8 V/3 V |
| Antenna Connector | 1 x SMA for LTE |
| Status Signals | Signal strength (RSSI), SINR, RSRP, RSRQ, EC/IO, RSCP, Bytes sent/received, connected band, IMSI, ICCID |
| Hardware | |
| CPU | ARM Cortex-A7, 1.2 GHz |
| RAM | 128 MB, DDR2 |
| Flash Storage | 512 MB, SPI Flash |
| Physical Interfaces | |
| RS232 | 1 x DB9 socket |
| Digital I/O | 2 x Configurable Digital Inputs/Outputs on 4-pin power connector |
| USB | 1 x Micro-USB B for virtual network interface |
| LEDs | 3 x connection type status, 5 x connection strength, 1 x Power |
| Reset | Reboot/User default reset/Factory reset button |
| Power | |
| Connector | 4-pin industrial DC power socket |
| Input Voltage Range | 9 – 30 VDC, reverse polarity protection, surge protection |
| Power Consumption | < 5 W |
| Software & Network | |
| Operating System | RutOS (OpenWrt based Linux OS) |
| Serial Communication | Console, OverIP, Modem, MODBUS RTU master, MODBUS Gateway, NTRIP client |
| Network Protocols | TCP, UDP, IPv4, IPv6, ICMP, NTP, DNS, HTTP, HTTPS, FTP, SMTP, SSL/TLS, ARP, PPP, DHCP, Telnet |
| VPN | OpenVPN, IPsec, GRE, PPTP, L2TP, Stunnel, DMVPN, SSTP, ZeroTier, WireGuard, Tinc |
| Remote Management | Teltonika Remote Management System (RMS), FOTA, SSH, CLI, SMS Utilities |
| Physical Specifications | |
| Casing Material | Aluminum housing |
| Dimensions (W x H x D) | 74.5 x 25 x 64.4 mm |
| Weight | 135 g |
| Mounting Options | Bottom and sideways DIN rail, flat surface mounting |
Manufacturer Technical Data
| Product Spec Sheet |
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Frequently Asked Questions
Answers to frequently asked questions
Does NexGen Computing conduct regular security audits?
Yes, we regularly conduct security audits and vulnerability assessments to identify and address potential security weaknesses, maintaining a high level of security and compliance with industry standards.
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