6ES7 321-7BH81-0AB0 Digital input module DI 16xDC24V, with process and diagnostic interrupt, grouping 16, expanded temperature range suppor...

6ES7 321-7BH81-0AB0 Digital input module DI 16xDC24V, with process and diagnostic interrupt, grouping 16, expanded temperature range suppor...
6ES7 321-7BH01-0AB0 Digital input module DI 16xDC24V, with process and diagnostic interrupt, grouping 16, supports clocking
COMPARISON OF CPU'S CPU's C...