
Description
SIEMENS SIPLUS S7-300 SM321 -25 … +70 DGR C WITH CONFORMAL COATING CONFORMITY TO EN50155 T1 CAT 1 CL A/B BASED ON 6ES7321-1CH20-0AA0 . DIGITAL INPUT, OPTICALLY ISOLAT 16 DI, DC 48-125V, 1 X 20 PIN
SIEMENS SIPLUS S7-300 SM321 -25 … +70 DGR C WITH CONFORMAL COATING CONFORMITY TO EN50155 T1 CAT 1 CL A/B BASED ON 6ES7321-1CH20-0AA0 . DIGITAL INPUT, OPTICALLY ISOLAT 16 DI, DC 48-125V, 1 X 20 PIN