FORENEX FR-48522W Breakout Board Installation Guide
- June 12, 2024
- FORENEX
Table of Contents
FR-48522
(RS422/ 485) Breakout Board
Quick Install Guide (QIG) Preliminary
General Description
Making UART-TTL logical level convert to RS422/ RS485
Feature:
UART-TTL with 3.3V/ 5V tolerance input.
An optional 120 Ohm (Terminate Resistor) built on board.
RoHS Compliant.
Ordering Information:
FR-48522W: with wire to board connector.
FR-48522D: with board to board Header.
WC7067060153: 6-pin to 6-pin, wire cable for input, L=150mm.
Connector:
UART-TTL Connector
UART3: (Wafer-6pin, 1.25mm, 90°) FR-48522W only| JP3: (Header-5pin,
2.0mm, 180°) FR-48522D only
|
Pin num.| Description| I/O| Pin num| Description|
I/O
Pint| Power Input (3.3V/ 5V)| P| Pint| Power Input (3.3V/ 5V)| P
Pin2| UART-TX| I| Pin2| UART-TX| I
Pin3| UART-RX| 0| Pin3| UART-RX| 0
Pin4| GND| P| Pin4| GND| P
Pin5| UART-RTS| I| Pin5| UART-RTS| I
Pin6| NC| | | |
- The UART-RTS is a data-flow direction control pin, only available as FR-48522 is set to RS485mode. Driving the UART-RTS to low will receive data from FR-48522.
Terminate Resister Jumper: (Header-2x2pin, 2.0mm, 180°)
Pin| Description
AY/BZ side| Set terminate resister for the output of RS422 or RS485.
A/B side| Set terminate resister for the input channel of RS422 only.
Terminal Block Connector: (5-pin, Male, 90°)
Pin num.| Symbol| Jumper(J-RX) set on 422 side| Jumper(J-RX) set on 485 side
RS422 mode| RS485 mode
Description| I/O| Description| I/O
Pint| GND| Ground| | Ground|
Pin2| AY| Output Channel+| 0| In/Out Channel+| I/O
Pin3| BZ| Output Channel-| 0| In/Out Channel-| I/O
Pin4| A| Input Channel+| I| NC|
Pin5| B| Input Channel-| I| NC|
Dimension:
