RNG SyNC

RNG SyNC is a Renogy¹ RS232 compatible WiFi and Bluetooth adapter. Checkout the product here. Tested with Rover/Wanderer/Adventurer series charge controllers.

Configuration

a. Pre-installed Pico W

1. All pre-installed Picos come with firmware already baked into it.
2. Connect the RNG SyNC module to your Rover using RJ12 cable. If you are using Wanderer/ Adventurer remove the 5V jumper pin on PCB and power the device through USB.
3. Configure with bluetooth using this webpage -> RNG SyNC App. Read more about using the app on Wiki/BLE App.

b. Using your own Pico W

If you opted for your own Pico, check manual configuration steps wiki/Manual-configuration

Connector cable

• You will need an RJ12 cable to connect to your charge controller. You can buy one from Amazon (link) or your local store. Make sure it's 6P6C marked as "straight wired".

  

• Or RJ45 patch cable - if buying RS485 variant (link)

LED color codes

After the initial bootstrap settles in:

1. 🟢 Green blinking every 3 seconds - Device is healthy and connected
2. 🟡 Yellow blinking every 3 seconds - Device is healthy but not connected to either Rover or WiFi
3. ⭕ Red blinking - Temporary error
4. 🔴 Red steady - Fatal error occured

Check Wiki for more details on hardware and schematics.

WiFi Monitoring/ PVOutput/ Home assistant / MQTT

1. You can either monitor through WiFi page (local network only)- Type the IP address shown in the BLE app into your browser tab (like http://192.168.0.XX).
2. Or configure data upload to a third party service. You can do this by using the bluetooth app Wiki/BLE App.

Supported devices

Device	Tested	Comment
Renogy Rover	✅
Renogy Wanderer/Adventurer	✅	Needs USB power
RICH SOLAR 20/40/60	❓
SRNE ML24/ML48 series	❓

Upgrade firmware

If you have an older version of the device and would like to update to latest firmware, contact me through store page with your order number. Check changelog to know more about latest features.

Where to buy

Disclaimers

• ¹Renogy and all other trademarks used here are the property of their respective owners.
• This device and software is provided only as a DIY project for your home, the developer is not liable for any damages caused by it.