Weidmuller AC SMART ECO Bedienungsanleitung Seite 74

74 Operating instructions – AC SMART
4 Product functions
This chapter describes the product functions of the EV charging box. The
product functions described here are available only with the current firmware
version and vary by product line, see Chapter 3.1. The firmware and release
notes are provided in our online catalogue. The instructions on operation and
configuration are provided in Chapter 9.
4.1 Network capability
Each EV charging box can be integrated into a network via LAN or WLAN.
The EV charging boxes in the VALUE and ADVANCED product line each
have two Ethernet ports and an integrated switch function, so that they can
be used to form a line structure, see Chapter 9.1.
4.2 Communication capability
Each EV charging box supports the following communication protocols:
– Serial communication (RS485/Modbus-RTU)
– Ethernet communication (Modbus-TCP)
– Bluetooth (Low Energy)
Mobile phone
The EV charging boxes in the ADVANCED product line contain a wireless
modem with a SIM card. The SIM card is already activated upon delivery.
Once the EV charging box is supplied with current, the wireless modem
connects automatically with the wireless network. The included flat rate
covers 1 GB and is valid for a run-time of 10 years.
OCPP 1.6 (J)
The EV charging boxes in the VALUE and ADVANCED product lines can
communicate via the Open Charge Point Protocol OCPP 1.6 (J) with a
backend.
The EV charging box can transmit the following messages to the backend:
– Bootnotification (first message after establishing the connection)
– Authorize (query whether a tag or RFID tag is able to authorise a charging
process)
– Heartbeat (notification that the charging controller is still reachable)
– MeterValues (values for the energy metre)
– StartTransaction (start of a charging process)
– StopTransaction (end of a charging process)
– Statusnotification (current status of the charging controller)
The EV charging box can receive the following messages:
– ReserveNow
– CancelReservation
– ChangeAvailability
– RemoteStartTransaction
– RemoteStopTransaction
– Reset