Skip to product information
1 of 7

Ofokey.com

DC 12V 24V 16DO RS485 Isolated communication Switch Digital Output MODBUS RTU PLC Expansion Board for Relay

DC 12V 24V 16DO RS485 Isolated communication Switch Digital Output MODBUS RTU PLC Expansion Board for Relay

Regular price $20.99 USD
Regular price $32.65 USD Sale price $20.99 USD
Sale Sold out
Product Name: DC 12V 24V 16DO RS485 Isolated communication Switch Digital Output MODBUS RTU PLC Expansion Board for Relay
 
 

Package inlcuded:
1 PCS DC 12V 24V 16 DO RS485 Output Module Board
 

 

 
 

 
 

1 Product description


16ch optoelectronic isolation digital output channel (ULN2803 NPN output)
RS485 MODBUS RTU standard communication protocol
Netted with configuration software, PLC or industry touch panel
Communication circuit designed for thunder protection and interference immunity
Used for signal collection and control in industrial field




2 Specification


1 Working voltage: DC 7-25V (9V 12V 24V)
2 Working current: 8-50MA
4 16 Darlington tube outputs (ULN2803 NPN output), the maximum load current of each channel is 300MA
5 RS485 communication isolation protection 3000VDC, DI digital input port isolation protection 3000VDC
6 Standard MODBUS RTU command (function code, 05/06/15/16 Write, 01/02/03 Read )
7 Baud rates: 1200 2400 4800 9600 (default) 19200 38400 57600 115200
8 Parity bits: None (default) /Even /Odd
9 Installation method Standard DIN rail installation
10 Dimensions 125×70×30mm
11 Weight: 114 grams




3 Interface definition:


VCC : Power input+
GND: Power input-
DO1: digital output channel 1
DO2: digital output channel 2
DO3: digital output channel 3
DO4: digital output channel 4
DO5: digital output channel 5
DO6: digital output channel 6
DO7: digital output channel 7
DO8: digital output channel 8
DO9: digital output channel 9
DO10: digital output channel 10
DO11: digital output channel 11
DO12: digital output channel 12
DO13: digital output channel 13
DO14: digital output channel 14
DO15: digital output channel 15
DO16: digital output channel 16
A+: RS485 signal A+
B-: RS485 signal B-
 
 
 



For more information, please contact me
 
 

Application
 

 
 

PLC Output expansion board
Smart Home,Home Automation ,Wiser Home;
 

PTZ CCTV Camera
 

Security Monitoring
 

Identification system;
 

Motor FW & BW
Automatic curtain control






1 Digital output wiring diagram


Note: The Darlington tube has only two states of ''high resistance'' and ''conduction'', and the output level cannot be measured with a multimeter.









RS485 Networking Diagram





Modbus Rtu Register:





 

 
View full details