The Siemens 6ES7138-4FA02-0AB0 is a safety-certified digital output module for ET 200S distributed I/O systems, providing 4 channels of 24V DC/2A PROFIsafe outputs with SIL 3 (IEC 61508) and PL e (ISO 13849) certification.
The Siemens 6ES7138-4FA02-0AB0 is a PROFIBUS DP interface module for ET 200S systems, featuring optical isolation, diagnostic capabilities, and compact design for reliable distributed I/O communication.