4 Channel Relay Module for Modbus RTU, Automatic Adjustment Switching Circuit, Optocoupler, RS485 Interface, Baud Rate 4800 9600 19200

Description

• [Enhanced Relay Experience] The relay module features 4 channel functionality with an optocoupler for increased safety and efficiency, ideal for various automatic control circuits.
• [Precise Control] The relay module switch allows for a precise step change in the controlled variable when the input quantity meets a specific requirement, ensuring accurate control.
• [Safety Guard] The 4 channel relay module offers automatic adjustment and switching circuit, providing for your equipment.
• [Versatile Application] With rtu protocol support, this relay module can detect 4 channel input signals, channel relay output, and is suitable for various digital quantity or power control scenarios.
• [Practical Automatic Switch] Boasting an interactive relationship between input and output circuits, this relay module is practical for controlling large currents with high reliability.

1. High Performance: The relay module is designed to offer an enhanced relay experience with 4 channel functionality and includes an optocoupler for increased safety and efficiency.
2. Versatile Application: Ideal for use in various types of automatic control circuits. The relay module switch has the ability to make a pre set step change in the controlled variable when the change in the input quantity reaches a certain requirement.
3. Interactive Relationship: Boasting an impressive interactive relationship between the control system (input circuit) and the controlled system (output circuit), the relay module board is a practical automatic switch used to control the operating of large currents with a small current.
4. Enhanced Safety: The 4 channel relay module ensures safety guard, automatic adjustment and switching circuit, offering functionality in protecting your equipment.
5. Practical Use: With the support for Modbus RTU Protocol, the 4 channel relay module switch can achieve the of 4 channel input signal detection, 4 channel relay output, and is applicable for digital quantity detection or power control occasions.

Specification:
Item Type: Relay Module
Material: PCB
Power Voltage: 5-32V
Protocol: Support for Modbus RTU Standard Protocol
Interface: For RS485 Interface
Baud Rate: 4800/9600/19200, default 9600bps, support power off memory
Output Signal: Relay Switch Signal
Device Address: Range 1-255, default 255, support power off memory

How to Use:
Includes electronic file instruction manual.

PackageList:
1 x Relay Module

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