Latest universal versions for control RTUs: (Recommended to be used across all systems)
 AgileBase_v275		- Base
 AgileRemote_v275	- Control RTU (1xDO, 2xDI, expandable)
 AgileRemoteTot_v275	- same with totaliser

Latest firmware (requires Host & PoleNET v3.xx)
 AgileRemote2x2_v275	- Low cost control RTU (2xDO, 2xDI, no expansion)
 AgileRemote2x2Tot_v275	- same with totaliser
 AgileDCP_v334		- DCP RTU (1xAI, 3xDI)



Version 2.75 radios:
- Remote 2x2 RTUs can now operate as SAF units
- Base resilience and system recovery improved
- improved stability
- extra diagnostics

Version 3.34 DCP:
- added support for periodic powered SERIO modbus IOs
- improved stability

