Raspberry Pi MEGA-IO Industrial Expansion Card

Vielleicht für manche Interessant.

MegaIO-Industrial Specifications
24VDC Power Supply
Four Optically-Isolated 4-20mA Inputs
Four 4-20mA Outputs
Four 0-10V analog Inputs
Four 0-10V analog Outputs
Four Optically-Isolated Digital Inputs
Four Optically-Isolated Open Drain  Outputs
Four Optically-Isolated 10A/250V Relays with status LED's
Four General Purpose LED's
RS485, CAN, 1 Wire communication
Real time clock with battery back-up
Configurable Interrupts

https://www.kickstarter.com/projects/mbeffa/raspberry-pi-mega-io-industrial-expansion-card?ref=user_menu