EC-1325 Industrial Serial Server

Overview

Compact, fanless industrial serial server. Provides isolated RS-232/RS-485, DI/DO, Gigabit Ethernet with PoE (PD), and on-device storage/expansion for edge applications.

Core Hardware

CPU: Quad-core ARM Cortex-A72 @ 1.5 GHz

RAM: 2 GB

eMMC: 8 GB

Networking & I/O

Ethernet: 1× 10/100/1000 Mbps (PoE PD, IEEE 802.3af*)

USB: 2× USB-A 2.0 (host), 1× USB-C 2.0 (for OS flashing)

Serial (isolated): 2× RS-485, 2× RS-232

Digital I/O (isolated): 2× DI (5–24 V DC), 2× DO (< 60 V DC)

Display: 1× HDMI 2.0

Storage/Slots: 1× M.2 NVMe (2280, M-Key), 1× MicroSD, 1× Nano-SIM (internal)

Wireless / Optional Radios

On-chip: Wi-Fi 2.4/5 GHz, Bluetooth Low Energy 5.0

Power & Consumption

Input: 9–36 V DC (2-pin terminal block)

Power (typical): Idle ≈ 2.88 W; Full load ≈ 5.52 W

PoE: IEEE 802.3af (12.95 W PD)*
*PoE injector/switch not included.

Indicators & Controls

LEDs: 12× status indicators

Buzzer: 1

Buttons: Reboot switch, Reset button

Watchdog: 1–255 s hardware watchdog

RTC: High-accuracy real-time clock

Environmental & Mechanical

Ingress protection: IP40

Cooling: Fanless

Operating temperature: −30 °C to 70 °C

Operating humidity: 10–95% RH

Storage temperature: −40 °C to 80 °C

Compliance & Security

EMC immunity:

    ESD: EN 61000-4-2 (Level 3)

    EFT: EN 61000-4-4 (Level 2)

    Surge: EN 61000-4-5 (Level 2)

Certifications: CE, FCC, TELEC, RoHS

Security options: TPM 2.0 / ATECC608A (model-dependent)

Typical Use Cases

Serial-to-Ethernet bridging (RS-232/RS-485)

Edge protocol gateways (e.g., RTU↔TCP, custom translators)

Local data logging to NVMe; field diagnostics via HDMI/SSH