Overview¶
The EPG-004B is an Industrial IOT Gateway that comes equipped with a tri-core Arm processor with 512MB of ram. Comprehensive connectivity options include 1 x RS232, 2 x RS485, 2 x Ethernet Port with option to add Wifi 5.0, Bluetooth as well as LoRaWan module supporting AS923 Band. The EPG-004B adds 4 digital inputs, 4 digital outputs, and 2 analog inputs for basic automation I/O on top of the EPG-001S's feature set.
| CPU | 32 bit Tri-Core Arm Processor |
| RAM | 512MB |
| Storage | 16GB |
| Storage Expansion | Support for MicroSD |
| LAN | 2 x Fast Ethernet |
| Serial Ports | 1 x RS232, 2 x RS485 |
| USB | 2 x USB |
| Digital I/O | 4 x DI, 4 x DO |
| Analog Input | 2 x AI |
| Optional Connectivity | Wifi 5.0, Bluetooth, LoRaWan (AS923) |
| Operating Voltages | 9 - 36VDC |
Serial Port Mapping
| Port | Device Node |
|---|---|
| RS232 | /dev/ttyS3 |
| RS485-1 (A1 B1) | /dev/ttyS2 |
| RS485-2 (A2 B2) | /dev/ttyS1 |
| OS | Linux Kernel 6.1, Ubuntu 24.04 LTS |
| Programming Interface | Node-Red V5 pre-installed |
| WebScada | SCADash pre-installed |
| LoRaWan Interface | Chirpstack |
| VPN | VPN Included, support for Remote PLC Upload / Download |