8ch RS485 to In/Out IO NPN PNP Controller Modbus RTU UART PLC Board Relay Module
 
 
Package inlcuded:
1 x 8-channel Multifunction in/ Out 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)
 
 
 
Instruction manual Please ask us after the purchase
 
 
Application
 
Automated industry PLC
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: