The Siemens PLC model number you provided, 6ES722-1BL30-0XB0, refers to the Siemens Simatic S7-1200 series PLC. Here's some information about this particular model:

The Simatic S7-1200 series is a compact and modular PLC designed for small to medium-sized automation projects.

The 6ES7223-1BL30-0XB0 is a particular variant of the S7-1200 series with specific features and specifications.

This model has 14 digital inputs and 10 digital outputs.

It has onboard Ethernet and RS485 communication interfaces for connecting to other devices and systems.

The power supply for this model is 24V DC.

It supports the use of various communication protocols, such as MODBUS RTU, PROFIBUS DP, and PROFINET.