Node RED and RS485

[madsmunch]

Hi

I need to talk with some RS485 equipment connected to my Connect+.

Q1: How do I find the RS485 port to insert to my Serial Node

Q2: How do I connect the wires to the Connect+ I see a P ,N ,two lines and earth.

[dirk]

Hi,
Q1 the device is located at "/dev/ttyRS485"
Q2 have a look at this articles:

• Modbus-RTU Communication
• How to Connect Serial Devices

[madsmunch]

Thanks.