Siemens 6ES7326-1RF00-0AB0 SIMATIC S7-300 PLC Module

Siemens 6ES7326-1RF00-0AB0 is an 8-channel digital input module (SM326) for the SIMATIC S7-300 fail-safe family, designed to interface NAMUR sensors with 24V NAMUR-compatible signals and provide built-in diagnostic alarms for fault detection. Delivered in its original packaging, this module plugs into an S7-300 I/O rack and is part of Siemens' fail-safe automation solutions, enabling reliable monitoring of safety-related inputs in industrial environments. The device carries the exact part number 6ES7326-1RF00-0AB0 and is cataloged as SM326 DI 8 x NAMUR with diagnostic alarm, offering NAMUR input capability for use with NAMUR sensors in S7-300 fail-safe configurations.