5PCS 3 in 1 8ch Input/Output Digital Switch TTL LvTTL CMOS RS485 IO Control Module Modbus Rtu Board For PLC Relay

8ch Input/Output UART RS485 Modbus RTU Controller PLC Expansion board for Arduiuo UNO MEGA NANO STM32 AVR PIC

Package inlcuded :
5PCS 8-channel Multifunction input Output module
(Please select the version you need)

Description:
1 Working voltage: DC 12V (6-25V)
2 Working current: 9-16MA
3 MODBUS RTU 03 06 16 command control mode
4 Three functional modes can be selected by jumpers: 8 channel input/8 channel output/4 input 4 output
5 Input mode: support 3.3V/5V TTL level input, there are two input modes: low level input (default) and high level input

6 Output mode: 5V/3.3V TTL level, low level (default)/high level output
7 In MODBUS command mode, it can support up to 247 devices to be used in parallel
8 Input port status supports query (default) and automatic reporting
9 The default baud rate is 9600BPS, which can be configured to support 1200 2400 4800 19200 baud rate

10 Size: 44*31*15
11 Weight: 9 grams (no Pin), 10 grams (with Pin), 12.5 grams (with Terminals)

For more information, please open the link and download:

https://1drv.ms/u/s!AjrAGEbCBLlsgY1_2ewsEijv6bIRAg?e=ajYSHt

Application
Automated industry PLC
For UNO MEGA MCU AVR STM32
Digital in to RS485/RS485
to Digital out
Smart Home,Home Automation ;
Identification system;
CCTV Camera PTZ Control;
Security system;
LED dot matrix screen;
RS485 remote control;

Choose different functions through jumpers on the board:
As 8-channel inputs Please refer to ''N4DIG08 MODBUS RTU instruction (8-channel input)''
As 8-channel outputs Please refer to ''N4DIG08 MODBUS RTU instruction (8-channel output)''
As 4 input 4output Please refer to ''N4DIG08 MODBUS RTU instruction (4 Input 4 Output)''

As an 8-channel input wiring diagram:


As an 8-channel output wiring diagram:



As a 4 input 4 output wiring diagram:



RS485 Wiring diagram: