Features:
- M-Bus (Meter-Bus) Master
- powered by an external 9..30V DC voltage (36V for the MBUS will be generated internally from this voltage)
- up to 6 unit loads can be powered
- isolated interface
- selectable UART via jumper (with Raspberry Pi 4 only)
- indicator LEDs for RX and TX
- removable block terminal for bus connection
- stackable headers version available