SIMATIC S7, digital input SM 326 6ES7326-1RF00-0AB0
***Spare part*** SIMATIC S7, digital input SM 326, 8 digital inputs; 24V DC, NAMUR, fail-safe NAMUR input for SIMATIC S7F systems, up to Category 4 (EN 954-1) / SIL3 (IEC61508) / PLE (ISO13849), 1 x 40-pin
Introduction
