1. Product Overview

2. Technical Parameters

3. Product Features

• High-reliability design, suitable for harsh industrial environments and stable operation under complex working conditions.
• Compact structure design, effectively saving equipment installation space and facilitating integration into various industrial control systems.
• Supports RS-485 Modbus RTU communication protocol, enabling efficient data interaction with other devices.
• Configurable analog input (4-20mA or 0-10V), adapting to different types of signal acquisition needs.
• Equipped with wide temperature range operation capability, adapting to temperature changes in different regions and environments.
• Low-power energy-saving design, reducing equipment operation energy consumption and usage costs.

4. Structure and Composition

• PCB Control Board Main Body: The core control unit responsible for signal processing and command execution.
• Terminal Block (X50): Used for connection of various signals to ensure stable signal transmission.
• Jumper Settings (S1/AI1, S2/AI2): Used for analog input parameter configuration, adapting to different analog signal types.
• RS-485 Communication Interface Circuit: Realizes communication connection with external devices to ensure smooth data transmission.
• Power Input Circuit: Provides stable working power for the module to ensure normal operation of the module.

5. Application Fields

• Manufacturing Industry: Used in production line control, robot control, process automation and other scenarios to improve production efficiency and control accuracy.
• Energy Industry: Applied in power monitoring, energy distribution and management systems to ensure stable energy supply and efficient utilization.
• Transportation: Adaptable to traffic signal control, railway and subway systems to ensure orderly traffic operation.
• Building Automation: Used in building automation systems (such as HVAC, lighting control) to realize building energy consumption optimization and environmental regulation.

6. Installation and Maintenance

(1) Installation Points

• Ensure the operating voltage is stably within the range of DC 24V to avoid damage to the module caused by voltage fluctuations.
• Strictly pay attention to correct wiring polarity to prevent module failure caused by reverse polarity connection.
• Keep the installation environment dry to avoid corrosion of the circuit board by humid environment.
• Pay attention to the operating temperature range, avoid the module running in an over-temperature environment, and extend its service life.

(2) Maintenance Recommendations

• Regularly check whether the wiring terminals are loose, and fasten them in time to ensure stable signal transmission.
• Keep the circuit board clean, avoid dust accumulation, and prevent dust from affecting the heat dissipation and normal operation of the module.
• Regularly check the communication connection status, timely troubleshoot communication faults, and ensure smooth data interaction.
• Do a good job in electrostatic protection during operation to avoid electrostatic damage to the circuit board and internal components.