5
. Wiring Instructions
1 & 2: Remove the magnetic cover, and put it aside.
3. Unscrew the terminals completely,
before inserting any wiring leads.
4. Insert the bare wire side of the cable to the
terminal, and tighten the screws.
5. Check the wiring condition and put the magnetic cover back.
7. Device Diagram
6. Wiring sequence
1.Connect the positive battery wire followed by the negative battery wire.
3.Connect the external temperature sensor to its terminal shown above, and attach or stick
the temperature sensor to the battery side.
4.Download APP PVChargePro and turn on the BT function in the mobile phone. Testing
the APP function with the controller.
5.Connect the external device through RS485 communication port, like remote LCD
display, external BT communication module, parallel charge cable, and etc. (if applicable)
2.Connect the positive solar array output wire followed by the negative solar array output
wire (make sure your solar panels are fully covered to prevent electrical shock)
*
Please don’t keep the battery terminal open for long, while PV input keeps on.
8. LED Light Signal Interpretation Chart
RS485 PIN
VDD
PIN-1
VDD
PIN-2
PIN-3
PIN-4
PIN-5
PIN-6
GND
GND
D-
D+
O
Single Flash
Steady On
Single Flash
Fast Flash
Steady On
O
Steady On
Not In Charge
Solar Input Reverse Polarity
In Charge
Battery Reverse Polarity
Battery Over Voltage
Battery On & Normal
No Error or Alarm
System with Error or Alarm
LED Name
PV
BAT
FAULT
LED Display
Signal Indication
05
06
①
⑥
①
⑥
Remote LCD Meter
Bluetooth
