Product Overview:
The Siemens SIMATIC S7-300 Digital Input Module 6ES7 326-1RF00-0AB0 is a high-performance, 24-channel digital input module designed for the demanding requirements of industrial automation. This specialized module is engineered to capture fast-changing digital signals with exceptional precision, boasting an ultra-low input delay of just 0.05 milliseconds. Ideal for applications requiring rapid response times and reliable signal acquisition, it seamlessly integrates into SIMATIC S7-300 programmable logic controllers (PLCs). Equipped with comprehensive diagnostics capabilities, including wire break and short-circuit detection, and supporting hardware interrupts, this module ensures maximum system availability and quick fault identification, making it an indispensable component for critical control systems in manufacturing, process control, and machine building.

 
Technical Specifications:

Part Number: 6ES7 326-1RF00-0AB0
Alternative Part Number: 6ES73261RF000AB0
Module Type: Digital Input (DI) Module
Series: Siemens SIMATIC S7-300
Number of Inputs: 24 channels
Input Voltage: 24 V DC (nominal)
Input Delay: Configurable, minimum 0.05 ms (0.05 to 20 ms)
Diagnostics: Yes (Channel-specific, wire break, short circuit, supply voltage monitoring)
Interrupts: Yes (Hardware interrupt capability)
Connection Type: 40-pin front connector required
Current Consumption (from backplane bus): Typically 80 mA
Power Loss: Max. 4.5 W
Isolation: Optically isolated inputs
Permissible Potential Difference: Max. 75 V DC / 60 V AC
Dimensions (WxHxD): Approx. 40 mm x 125 mm x 120 mm
Weight: 0.28 kg (approximate)
Operating Temperature: 0 °C to 60 °C
Protection Class: IP20
Mounting: SIMATIC S7-300 rail mounting