Description
SIMATIC S7-200 EM-221 EM221 Digital Module EM-221 EM221 6ES7221-1BF22-0XA0 6ES72211BF220XA0.
Digital input module used For S7-200 PLC S7-221 S7-222 S7-224 S7-224XP and S7-226.
• Digital inputs/outputs to supplement the onboard I/Os of the CPUs
• For flexible adaptation of PLC to respective task
• For subsequent upgrading of the system with additional inputs
6ES72211BF220XA0_datasheet_en