>SIPLUS S7-300 SM 321 -25...+70 ?C with conformal coating Conformity with EN 50155 T1 Kat 1 Kl A/B based on 6ES7321-1CH20-0AA0 . Digital input Isolated 16 DI, 48-125 V DC, 1x 20-pole
SIPLUS S7-300 SM 321 -25...+70 ?C with conformal coating Conformity with EN 50155 T1 Kat 1 Kl A/B based on 6ES7321-1CH20-0AA0 . Digital input Isolated 16 DI, 48-125 V DC, 1x 20-pole
SIPLUS S7-300 SM 321 -25...+70 ?C with conformal coating Conformity with EN 50155 T1 Kat 1 Kl A/B based on 6ES7321-1CH20-0AA0 . Digital input Isolated 16 DI, 48-125 V DC, 1x 20-pole