Industrial Modbus RTU 8-Ch Digital Data Acquisition RS485
Industrial Modbus RTU 8-Ch Digital Data Acquisition RS485
- DC 7~36V Wide Voltage Power Supply
- Modbus RTU Protocol
- Multiple Isolation Protection Circuits
- DI/DO Linkage Control
Features:
- 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
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) |
Primary Function:
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 requirements.
Interface Introduction:
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
Supports Multiple Output Control Modes, Each Channel Supports Independent
Control Mode Setting
Built-In Fuse And Anti-Reverse Protection, With Power And Signal Dual Isolation
Rail-Mount Support
Supports 35mm Standard Guide Rail, With Rail-Mount Buckle, Easy To Install
Supports Stacking Installation
Product Show
Dimensions
