How to wire a Bolt Serial in RS485 ?

04 Oct 2022

This article will describe how to wire the two signal lines "A" and "B" of the Anybus Wireless Bolt serial in RS485.

 

APPLICABLE PRODUCTS 

- Anybus Wireless Bolt serial family.

 

PRE-REQUISITES

- Firmware 2.05.02 or newer is required. 

 

IN THIS ARTICLE

 

Signal Lines wiring

To allow a successful communication between a serial Modbus RTU slave and the Bolt Serial in RS485, it is necessary to wire the two signal lines, "A" and "B" which form a differential pair.

mceclip0.png

 

On the Bolt Serial, we have:

  • A (pin 12) is TX-/RX- or D-
  • B (pin 9) is TX+/Rx+ or D+

 

ADDITIONAL INFO (Optional)

Anybus Wireless Bolt Serial