RS232 Serial Communication Setup

I need help setting up serial communication on a Mac for data logging purposes with a serial device using RS232 protocol.

Requirements:
- Configure RS232 communication on Mac
- Set up data logging from serial device
- Build software to store the data send email and text alerts
- Ensure reliable and accurate data transmission

Ideal Skills & Experience:
- Proficiency in Mac OS
- Experience with RS232 protocol
- Familiarity with data logging software and hardware

Ideally one day build an application to view the data