6ES7138-4HA00-0AB0 is Siemens ET200S PROFIBUS DP master interface module.
It comes with 9 pin D-sub female connector for PROFIBUS communication.
Compatible with IM151-7 CPU and IM151-8 PN DP CPU.
Designed for factory automation and distributed control system.
Used to expand DP master function on ET200S station.

