excellent product, worked out of the box in my mini pc. super fast shipping by thinkrobotics .
It was good package overall, and in good working condition.
product verstiale helper for engnieers
RaspRover Open-source 4WD AI Robot for Raspberry Pi
Ask AI about this product
8-Ch Digital Input & Output Module
DC 7~36V Wide Voltage Power Supply |Ā Modbus RTU Protocol
Multiple Isolation Protection Circuits |Ā DI/DO Linkage Control
Ā 
Features
This is an industrial grade 8DI / 8DO digital isolated input & output module with RS485 control interface. Supports passive / active input, adopts Modbus RTU protocol with built-in protection circuits such as power isolation, magnetical isolation, resettable fuse, and TVS.
- Configurable device address (1~255), multi devices can be cascaded on RS485 bus
- Onboard voltage regulator, supports 7~36V wide range power supply
- Onboard unibody power supply isolation, provides stable isolated voltage, needs no extra power supply for the isolated terminal
- Onboard unibody magnetical isolation, allows signal isolation, high reliability, strong anti-interference
- Onboard resettable fuse and TVS (Transient Voltage Suppressor), effectively suppresses surge voltage and transient spike voltage in the circuit, provides over-current/over-voltage proof, lightningproof & anti-electrostatic
- Supports passive and active digital input, with bi-directional optocoupler isolation, built in debouncing algorithm. Supports DI/DO linkage control or DO toggle control
- The output utilizes Darlington transistors with optocoupler isolation, provides stronger driving capability with up to 500mA sinking current, built in flyback diode protection
- Features flash-on, flash-off function, by passing argument to the command, it is possible to turn on the output for a while and then close it automatically
- Rail-mount case design, support stacking combination, easy to install and safer to use
- Multiple LEDs for indicating the input & output status, MCU status and signal transceiving status
Ā
Specifications
| COMMUNICATION INTERFACE | RS485 |
|---|---|
| BAUD RATE | 4800, 9600, 19200, 38400, 57600, 115200, 128000, 256000 |
| DEFAULT COMMUNICATION FORMAT | 9600, N, 8, 1 |
| MODBUS PROTOCOL | Standard Modbus RTU protocol |
| POWER SUPPLY | DC 7~36V |
| DIGITAL INPUT | 8DI, 5~36V, passive / active input (NPN or PNP), built-in bi-directional optocoupler isolation |
| DIGITAL OUTPUT | 8DO, 5~36V, open-drain output, output load: 500mA per channel (MAX) |
Ā
Primary Function
Supports Reading Digital Input By Sending Modbus RTU Protocol Commands Via RS485 For Digital Output Control
Ā
Industrial Grade Isolated Protection
Onboard power and signal dual isolation for RS485 communication, provides stable isolation voltage, features high reliability and strong anti-interference performance. Built-in TVS (transient voltage suppression tube) can effectively suppress the surge voltage and transient peak voltage in the circuit, lightningproof & ESD protection. Built-in resettable fuse and protection diode to ensure stable current and voltage output, provides over-current and over-voltage proof, improves shock-proof performance, suitable for industrial environments with high requirement.
Ā
Interface Introduction
Ā
Full Isolation For Digital Input & Output
Supports Passive And Active Digital Input (PNP Type Or NPN Type), With Bi-Directional Optocoupler Isolation. Adopts Darlington Transistor Open-Drain Output, Up To 500mA Sinking Current Per Channel For Directly Driving Relays
Ā
Multiple Modes For Various Automation Scenarios
Supports Multiple Output Control Modes, Each Channel Supports Independent
Control Mode Setting
Ā 
Ā
Wide Voltage Power Supply, Isolated RS485 Interface
Built-In Fuse And Anti-Reverse Protection, With Power And Signal Dual Isolation
Ā
Rail-Mount Support
Supports 35mm Standard Guide Rail, With Rail-Mount Buckle, Easy To Install
Ā
Supports Stacking Installation
Ā
Product Show
Ā
Dimensions
Resources
Wiki:Ā www.waveshare.com/wiki/Modbus_RTU_IO_8CH
Ā
Packing List
The power supply of this product is not included, it is recommended to purchaseĀ 12V power supplyĀ if you need it.
- Modbus RTU IO 8CH x1
- Power supply terminal adapter x1
- Screwdriver x1
How should I power and connect the module?
The unit accepts DC 7 to 36 V via the included power terminal adapter, and the power supply is not included. It provides onboard power and signal isolation for improved reliability.
What communication interface and protocol does it use?
It uses RS485 with Modbus RTU protocol. It supports baud rates from 4800 to 256000 and a default format of 9600, N, 8, 1 with a configurable device address from 1 to 255.
What are the input and output specifications and modes?
The module has 8 DI inputs (5 to 36 V) with bi directional optocoupler isolation for passive or active operation. It provides 8 DO outputs (open drain) with up to 500 mA sinking per channel, Darlington transistors and flyback diode protection, and supports DI/DO linkage control or DO toggle control with a built in debouncing algorithm.
What protection and isolation features does the module include?
It offers onboard power and signal isolation, magnetical isolation, a resettable fuse and TVS for surge and transient suppression, and protection against over current and over voltage.
How is the product installed and what is included in the package?
The unit is rail mount compatible with 35 mm standard guide rails and supports stacking for multiple modules. The packing includes the Modbus RTU IO 8CH module, a power supply terminal adapter, and a screwdriver; a separate power supply is required.
No reviews yet. Be the first to share your experience!
Add Post
For more discussion Click Here
Fill out the form below and our team will get back to you with bulk pricing.
Description
Ask AI about this product
8-Ch Digital Input & Output Module
DC 7~36V Wide Voltage Power Supply |Ā Modbus RTU Protocol
Multiple Isolation Protection Circuits |Ā DI/DO Linkage Control
Ā
Features
This is an industrial grade 8DI / 8DO digital isolated input & output module with RS485 control interface. Supports passive / active input, adopts Modbus RTU protocol with built-in protection circuits such as power isolation, magnetical isolation, resettable fuse, and TVS.
- Configurable device address (1~255), multi devices can be cascaded on RS485 bus
- Onboard voltage regulator, supports 7~36V wide range power supply
- Onboard unibody power supply isolation, provides stable isolated voltage, needs no extra power supply for the isolated terminal
- Onboard unibody magnetical isolation, allows signal isolation, high reliability, strong anti-interference
- Onboard resettable fuse and TVS (Transient Voltage Suppressor), effectively suppresses surge voltage and transient spike voltage in the circuit, provides over-current/over-voltage proof, lightningproof & anti-electrostatic
- Supports passive and active digital input, with bi-directional optocoupler isolation, built in debouncing algorithm. Supports DI/DO linkage control or DO toggle control
- The output utilizes Darlington transistors with optocoupler isolation, provides stronger driving capability with up to 500mA sinking current, built in flyback diode protection
- Features flash-on, flash-off function, by passing argument to the command, it is possible to turn on the output for a while and then close it automatically
- Rail-mount case design, support stacking combination, easy to install and safer to use
- Multiple LEDs for indicating the input & output status, MCU status and signal transceiving status
Ā
Specifications
| COMMUNICATION INTERFACE | RS485 |
|---|---|
| BAUD RATE | 4800, 9600, 19200, 38400, 57600, 115200, 128000, 256000 |
| DEFAULT COMMUNICATION FORMAT | 9600, N, 8, 1 |
| MODBUS PROTOCOL | Standard Modbus RTU protocol |
| POWER SUPPLY | DC 7~36V |
| DIGITAL INPUT | 8DI, 5~36V, passive / active input (NPN or PNP), built-in bi-directional optocoupler isolation |
| DIGITAL OUTPUT | 8DO, 5~36V, open-drain output, output load: 500mA per channel (MAX) |
Ā
Primary Function
Supports Reading Digital Input By Sending Modbus RTU Protocol Commands Via RS485 For Digital Output Control
Ā
Industrial Grade Isolated Protection
Onboard power and signal dual isolation for RS485 communication, provides stable isolation voltage, features high reliability and strong anti-interference performance. Built-in TVS (transient voltage suppression tube) can effectively suppress the surge voltage and transient peak voltage in the circuit, lightningproof & ESD protection. Built-in resettable fuse and protection diode to ensure stable current and voltage output, provides over-current and over-voltage proof, improves shock-proof performance, suitable for industrial environments with high requirement.
Ā
Interface Introduction
Ā
Full Isolation For Digital Input & Output
Supports Passive And Active Digital Input (PNP Type Or NPN Type), With Bi-Directional Optocoupler Isolation. Adopts Darlington Transistor Open-Drain Output, Up To 500mA Sinking Current Per Channel For Directly Driving Relays
Ā
Multiple Modes For Various Automation Scenarios
Supports Multiple Output Control Modes, Each Channel Supports Independent
Control Mode Setting
Ā
Ā
Wide Voltage Power Supply, Isolated RS485 Interface
Built-In Fuse And Anti-Reverse Protection, With Power And Signal Dual Isolation
Ā
Rail-Mount Support
Supports 35mm Standard Guide Rail, With Rail-Mount Buckle, Easy To Install
Ā
Supports Stacking Installation
Ā
Product Show
Ā
Dimensions
Resources
Wiki:Ā www.waveshare.com/wiki/Modbus_RTU_IO_8CH
Ā
Packing List
The power supply of this product is not included, it is recommended to purchaseĀ 12V power supplyĀ if you need it.
- Modbus RTU IO 8CH x1
- Power supply terminal adapter x1
- Screwdriver x1
FAQ
How should I power and connect the module?
The unit accepts DC 7 to 36 V via the included power terminal adapter, and the power supply is not included. It provides onboard power and signal isolation for improved reliability.
What communication interface and protocol does it use?
It uses RS485 with Modbus RTU protocol. It supports baud rates from 4800 to 256000 and a default format of 9600, N, 8, 1 with a configurable device address from 1 to 255.
What are the input and output specifications and modes?
The module has 8 DI inputs (5 to 36 V) with bi directional optocoupler isolation for passive or active operation. It provides 8 DO outputs (open drain) with up to 500 mA sinking per channel, Darlington transistors and flyback diode protection, and supports DI/DO linkage control or DO toggle control with a built in debouncing algorithm.
What protection and isolation features does the module include?
It offers onboard power and signal isolation, magnetical isolation, a resettable fuse and TVS for surge and transient suppression, and protection against over current and over voltage.
How is the product installed and what is included in the package?
The unit is rail mount compatible with 35 mm standard guide rails and supports stacking for multiple modules. The packing includes the Modbus RTU IO 8CH module, a power supply terminal adapter, and a screwdriver; a separate power supply is required.
Reviews
No reviews yet. Be the first to share your experience!
Forum
Add Post
For more discussion Click Here
Similar Products
Bulk Order
Fill out the form below and our team will get back to you with bulk pricing.
Custom Requirements?
Meet with our team
Related products
Related products
