Modular remote terminal unit (RTU) controller
ioPAC 8020

Features and Benefits 
* Robustness and compact design for harsh environments 
* -40 to 75°C operating temperature range 
* Anti-vibration spring lock terminal block 
* Two Ethernet ports with M12 or RJ45 connectors for daisy chain connections 
* One RS-232/422/485 serial port 
* Dual VDC power inputs 
* Hot-swappable I/O modules