ET-7226

Introduction: The ET-7226 is a multi-function Ethernet I/O module equipped with 6 analog input channels, 2 analog output channels, 2 digital input channels, and 2 digital output channels. It supports Modbus TCP/UDP protocols and features a built-in web server and HMI for remote monitoring and control. With high-voltage protection, dual watchdogs, and daisy-chain Ethernet ports, it is ideal for industrial automation, remote diagnostics, and building management systems.

Ethernet I/O Module with 2-port Ethernet Switch, 6 AI, 2 AO, 2 DI, 2 DO

Key Features

• Analog Inputs: 6 differential channels, jumper-selectable voltage/current ranges
• Analog Outputs: 2 channels, jumper-selectable voltage/current ranges
• Digital Inputs: 2 channels, dry/wet contact, 32-bit counter support
• Digital Outputs: 2 channels, open collector
• Protocols: Modbus TCP and Modbus UDP
• Web Interface: Built-in web server and Web HMI
• Ethernet Ports: 2 x RJ-45 for daisy-chain topology
• Dual Watchdog: Module and communication watchdogs
• Protection: 240 Vrms overvoltage, ±4 kV ESD, ±2 kV EFT/surge

Specifications

• Analog Input Ranges: ±500 mV, ±1 V, ±5 V, ±10 V, 0–20 mA, ±20 mA, 4–20 mA
• Analog Output Ranges: 0–5 V, ±5 V, 0–10 V, ±10 V, 0–20 mA, 4–20 mA
• Resolution: 16-bit (AI), 12-bit (AO)
• Accuracy: ±0.1% (Normal), ±0.5% (Fast)
• Sampling Rate: 10 Hz (Normal), 50 Hz (Fast)
• Digital Input Frequency: 100 Hz max
• Power Input: +10 VDC to +30 VDC
• Power Consumption: Max. 5 W
• Isolation: Ethernet: 1500 VDC, I/O: 2500 VDC
• Dimensions: 123 x 72 x 35 mm
• Operating Temperature: -25°C to +75°C
• Humidity: 10% to 90% RH, non-condensing