6ES7321-7BH01-0AB0

SIMATIC S7-300, digital input SM 321, isolated, 16 DI; 24 V DC, 1x 20-pole, hardware interrupt, diagnostics, suitable for isochronous mode.

Packaging dimensions (L x W x H): 15.2 x 12.8 x 5.2 cm
Net weight: 0.248 Kg