This Arduino MKR Shield will extend your Arduino MKR with smartmetering functions. The shield will provide a M-Bus Master interface to connect and power meters or other M-Bus devices directely to the M-Bus terminals of this shield.
- isolated M-Bus Master interface
- M-Bus can be powered internally by the 5V of the Arduino or by an external 24V power supply
- enhanced ESD protection
- slide switch to choose internal or external power supply
- can be combined with any Arduino MKR board