EDGE Pro NB8421 NB-IoT / Cat-M1 IoT Gateway

EDGE Pro NB8421 NB-IoT / Cat-M1 IoT Gateway is an industrial IoT gateway designed for low-power industrial IoT applications, supporting NB-IoT and LTE-M (Cat-M1) cellular communication technologies. Its built-in web-based management interface enables fast and straightforward installation, allowing seamless integration into IoT projects.

The device ensures reliable communication through automatic reconnection and system monitoring mechanisms during network disruptions. With support for Modbus TCP/IP and Modbus RTU, it securely collects data from PLCs, sensors, and other industrial equipment and transfers it to central systems. Its integrated digital and analog I/O architecture reduces the need for additional control hardware, making it well suited for remote I/O and basic automation applications.

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Description

The NB-IoT and LTE-M (Cat-M1) module, optimized for M2M and IoT use cases, is designed for applications requiring low data throughput, extended coverage, and low power consumption. This makes the EDGE Pro NB8421 ideal for energy-efficient and cost-effective deployments in distributed field environments. Automatic data collection and a built-in rule engine enable basic edge data processing, condition-based actions, and efficient data transfer to central systems.

Equipped with WireGuard VPN, a built-in firewall, certificate-based authentication, and encryption mechanisms, the EDGE Pro NB8421 delivers a high level of security for industrial systems requiring secure remote access and data protection. Its industrial-grade metal enclosure, wide operating temperature range, and robust design ensure reliable, long-term operation even in harsh field environments.

Fast and Easy Installation

Designed for quick commissioning, the EDGE Pro NB8421 NB-IoT / Cat-M1 IoT Gateway enables fast and effortless installation in the field. In case of temporary network interruptions, automatic reconnection and system monitoring mechanisms ensure reliable communication.

Easy Mounting and Setup

With DIN rail mounting support, the EDGE Pro NB8421 NB-IoT / Cat-M1 IoT Gateway can be installed quickly and securely in control panels. Thanks to its web-based user interface and built-in Wi-Fi Access Point capability, the device can be easily configured without the need for additional equipment.

Automatic Data Collection

The EDGE Pro NB8421 NB-IoT / Cat-M1 IoT Gateway automatically collects data from connected devices and ensures that up-to-date information is delivered to the system. Periodic data polling and configurable condition-based actions help reduce unnecessary data transmission and improve overall system efficiency.

The EDGE Pro NB8421 NB-IoT / Cat-M1 IoT Gateway

Product Details
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Built-in I/O and Connectivity Interfaces

The EDGE Pro NB8421 NB-IoT / Cat-M1 IoT Gateway provides built-in digital and analog inputs/outputs as well as the communication interfaces required for field applications. With its compact, DIN rail–mountable design, it is well suited for control panel installations and can easily adapt to a wide range of field conditions.

  • 8 × Digital Inputs (optically isolated)
  • 4 × Relay Outputs (NO contacts)
  • 2 × Analog Inputs (0–10 V / 4–20 mA)
  • 1 × Analog Output (0–10 V, optional)
  • 1 × 10–30 VDC Power Input
  • 1 × RS485 (isolated)
  • 1 × RS232 (optional / for IEC 62056-21)
  • 1 × Ethernet (10/100 Mbps)
  • 1 × Wi-Fi (Access Point / Station mode)
  • 1 × NB-IoT / LTE-M (Cat-M1) Cellular Connectivity

NB-IoT & LTE-M (Cat-M1) Connectivity

The EDGE Pro NB8421 NB-IoT / Cat-M1 IoT Gateway provides reliable cellular connectivity for industrial IoT applications through NB-IoT and LTE-M (Cat-M1) technologies. Designed for low data throughput use cases, it offers extended coverage and stable communication, making it well suited for energy-efficient and long-term field deployments.

Built-in Remote I/O

The EDGE Pro NB8421 NB-IoT / Cat-M1 IoT Gateway enables remote monitoring and control of field signals through its integrated digital and analog I/O structure. I/O data can be transmitted to central systems and IoT platforms using multiple communication protocols such as Modbus, MQTT, and HTTP..

Multi-Protocol Gateway

The EDGE Pro NB8421 NB-IoT / Cat-M1 IoT Gateway can collect data from IEC 62056-21 compliant meters via RS232 and RS485, Modbus RTU devices via RS485, and Modbus TCP/IP devices via Ethernet. The collected data can be forwarded to central software systems and IoT platforms using MQTT or Modbus TCP/IP protocols.

Automatic Data Collection

The EDGE Pro NB8421 NB-IoT / Cat-M1 IoT Gateway automatically collects data from PLCs, Modbus-based field devices, and other EdgePro devices at user-defined intervals. The collected data can optionally be transmitted to central software systems and IoT platforms via MQTT, enabling efficient and scalable data management.

Secure Remote Access

The EDGE Pro NB8421 NB-IoT / Cat-M1 IoT Gateway ensures secure remote access and data communication through WireGuard VPN, a built-in firewall, and encryption support. This architecture prevents unauthorized access to field devices and delivers a high level of security for industrial applications.

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