Article Number (Market Facing Number)：6AG1321-1CH20-2AA0
Product Description：SIPLUS S7-300 SM 321 based on 6ES7321-1CH20-0AA0 with conformal coating, -25… 70 °C, digital input isolated 16 DI, 48-125 V DC, 1x 20-pole
Product family：SIPLUS S7-300 SM 321
Product Lifecycle (PLM)：PM400:Phase Out Started