Delta AC MAX Smart

AC MAX Smart requires firmware >= v01.26.38.02 for Modbus TCP via WiFi.

Supported features

mA regulation: Finer charging current regulation (mA instead of A) for better solar surplus use.
RFID: Integrated RFID card reader for vehicle identification.
Built-in meter: Support for an integrated meter. Availability may vary between models.

Parameters

Modbus

Name	Description	Value	Level
`id`	Modbus ID Default: `1`	int	required
`device`	Device name USB-RS485 adapter Example: `/dev/ttyUSB0`		required
`baudrate`	Baudrate Default: `9600`		required
`comset`	ComSet Communication parameter for the adapter Default: `8N1`		required
`host`	IP address or hostname Example: `192.0.2.2`		required
`port`	Port Default: `502`	int	required
`connector`	Connector number For multi-connector stations. Numbering starts at 1. Default: `1`		advanced

Configuration example for evcc.yaml

If you don't want to configure via the UI, you can alternatively use this YAML block.

chargers:
    - name: my_charger
      type: template
      template: delta

      # RS485 via adapter (Modbus RTU)
      modbus: rs485serial
      id: 1
      device: /dev/ttyUSB0 # USB-RS485 Adapter Adresse
      baudrate: 115200 # Prüfe die Geräteeinstellungen, typische Werte sind 9600, 19200, 38400, 57600, 115200
      comset: "8N1" # Kommunikationsparameter für den Adapter

      # RS485 via TCP/IP (Modbus RTU)
      modbus: rs485tcpip
      id: 1
      host:  # Hostname
      port: 502 # Port

      # Modbus TCP
      modbus: tcpip
      id: 1
      host:  # Hostname
      port: 502 # Port
      connector: 1 # Connector number, For multi-connector stations. Numbering starts at 1. (optional)