This MTA provides relay-based field termination for ten safety-oriented outputs and is assigned to the specified ET 200M F-DO module revision. Siemens documentation identifies both DC and AC switching ranges and requires safety installations to follow the dedicated MTA and F-I/O instructions, including use of normally open contacts where specified.

SIMATIC PCS 7
ET 200M failsafe I/O
6ES7326-2BF01-0AB0, E-Stand 2 or higher
Safety-related relay output circuits

◆ Redundant F-DO termination
◆ Relay-isolated field switching
◆ Safety-document controlled
◆ Replaceable relay components

Routes safety-related output commands through the relay MTA to the assigned field circuits in a PCS 7 installation.

Used in manufacturing lines, process plants, material handling, packaging, water treatment and other installations where S7-300 controllers coordinate PROFIBUS I/O, drives and operator equipment.

Install in the S7-300 rack, connect the 24 V supply and 9-pin PROFIBUS interface, then load the verified STEP 7 configuration. For replacement, retain the exact article number and firmware context; CPU-stored configuration can support replacement without a programming device.

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