SIPLUS S7-300 SM 321, DI 4x NAMUR For signals from the hazardous area, with conformal coating based on 6ES7321-7RD00-0AB0

SIPLUS S7-300 SM 321 4DI NAMUR based on 6ES7321-7RD00-0AB0 with conformal coating, 0…+60 °C, digital input isolated 4 DI; 24 V DC, NAMUR/DIN 19234, for signals from the hazardous area, diagnostics-capable, PTB tested Just like the CPU, the digital input modules are also protected against extreme ambient conditions. Due to the 100% conformal coating they can withstand biologically, chemically and physically active substances, condensation, frost, and corrosive gases. Regardless of the conditions, your digital signals are reliably recorded.