4.3 RS485
The charger is equipped with a RS485 port with RJ11 sockets, the RJ11 interface is defined as follows:
4.4
4.4.1 Bluetooth Communication
You have two options:
1.BT inside
2.BT external(Cyber-BT),and it is connected by RJ11 interface.
Bluetooth communication has the following characteristics：
Option Accessories
1.Support Android mobile phone APP
2.realize wireless monitoring function of solar controller
3.Use high performance, ultra-low power consumption Bluetooth dedicated chip
4.Adopt Bluetooth 4.2 and BLE technology.
5.communication distance up to 10m.
!
Protocol applicable to this controller: Modbus Communication Protocol V3.9
1.This icon in this specification indicates that this solar controller has Bluetooth communication
function.
2. Refer to Bluetooth APP instructions for detailed operation of mobile APP.
4.4.2 Wireless Communication of Internet of Things
The controller with the Internet of Things wireless communication has the following characteristics:
1.With the wireless communication function of the Internet of Things, the controller can be connected
remotely through IoT/GPRS.
2.Various ways of operation can be used for remote monitoring and real-time control through the WeChat
APP /PC program.
3.Real-time monitoring of PV voltage, PV charging current, battery voltage, battery current, load voltage,
load current and other system parameters and equipment status.
4.real-time automatic fault alarm.
5.Charging and discharging quantities can be counted and displayed by groups monthly.
Please contact with our sales about IoT wireless communication information.
RJ11 for controller
1
2 3
4 5
6
NC
RS 48 5-B
RS 48 5-A
NC
NC
NC
Pin No.
Definition
1
NC
NC
NC
RS485-A
RS485-B
NC
2
4
3
5
6
The RS485 interface on this charger is not galvanically isolated and can not be grounded. Do not
short circuit unused pin (Note NC).
6
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General