1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of the Jiubei MAM-6070 Air Compressor Controller. The MAM-6070 is an industrial control board designed for screw air compressors, offering comprehensive monitoring and control functionalities.
2. Specifications
The following table outlines the key technical specifications for the MAM-6070 Air Compressor Controller:
| Feature | Specification |
|---|---|
| Product Model | MAM-6070 |
| Product Dimensions (L x W x H) | 163.7 mm x 99.7 mm x 58.5 mm |
| Opening Size for Installation | 157 mm x 93 mm |
| Display Screen Size | 108 mm x 65 mm (5 inches) |
| Product Material | Plastic |
| Working Power Supply | AC 16-28V / 15W |
| Switching Quantity | 4 |
| Relay Output | 6 |
| Pressure Input | 1 (4-20mA) |
| Temperature Input | 1 (PT100/PT1000) |
| Current Input | 6 |
| Phase Sequence Detection | 1 |
| Terminal Type | Screw terminals (insertion/removal) |
| Variable Frequency Support | Optional |
| RS485 Communication | Optional |
| Pressure Transmission Voltage Detection | Optional |
| Warranty | 1 Year |
| Origin | Mainland China |
3. Setup and Installation
Proper installation is crucial for the reliable operation of the MAM-6070 controller. Ensure all power is disconnected before proceeding with any wiring.
3.1 Physical Installation
- Prepare an opening of 157 mm x 93 mm in your control panel or enclosure.
- Insert the MAM-6070 controller into the opening from the front.
- Secure the controller using the provided mounting hardware from the rear of the panel.
3.2 Electrical Connections
The MAM-6070 utilizes screw terminals for all electrical connections. Refer to the diagrams below for proper wiring. Ensure all connections are tight and secure to prevent intermittent operation or damage.
For a visual guide on connecting the MAM-6070 PLC unit and its components, please refer to the video below:
Power Supply: Connect the AC 16-28V power supply to the designated terminals. Ensure the voltage and frequency (50/60Hz) match the controller's requirements.
Sensor Inputs: Connect pressure sensors (4-20mA), temperature sensors (PT100/PT1000), and current sensors to their respective input terminals.
Relay Outputs: Connect the compressor's operational components (e.g., motor, fan, valves) to the relay output terminals as per your system's wiring diagram.
Communication (Optional): If using RS485 communication, connect the data lines to the appropriate terminals.
4. Operating Instructions
The MAM-6070 controller features an intuitive 5-inch display and control buttons for easy operation. The display provides real-time feedback on the compressor's status.
4.1 Display Overview
The main display shows critical operational parameters:
- 压力 (Pressure): Current system pressure in MPa.
- 温度 (Temperature): Current system temperature in °C.
- 电流 (Current): Current draw in Amperes.
- 电压 (Voltage): System voltage in Volts.
- 运行状态 (Operating Status): Indicates if the equipment is running or stopped.
- 运行总时间 (Total Running Time): Accumulated operational hours.
- 负载总时间 (Total Load Time): Accumulated time under load.
4.2 Control Buttons
The controller includes dedicated buttons for primary functions:
- 启动 (Start): Initiates the compressor operation.
- 停机 (Stop): Halts the compressor operation.
- 风机停止 (Fan Stop): Stops the cooling fan.
- 菜单 (Menu): Accesses configuration and advanced settings.
- 复位 (Reset): Resets alarms or certain parameters.
- 向上/向下/左/右 (Navigation Arrows): Used for navigating menus and adjusting values.
4.3 Basic Operation Sequence
- Power On: Ensure the controller is powered on (AC 16-28V). The display should light up and show current parameters.
- Pre-Start Check: Verify all parameters are within normal ranges. Address any alarms before starting.
- Start Compressor: Press the 启动 (Start) button to begin compressor operation.
- Monitor Operation: Continuously monitor the pressure, temperature, current, and voltage displayed on the screen.
- Stop Compressor: To stop the compressor, press the 停机 (Stop) button.
- Fan Control: Use the 风机停止 (Fan Stop) button to manually control the cooling fan if needed, though it typically operates automatically.
5. Maintenance
Regular maintenance of your air compressor system, including the controller, ensures longevity and optimal performance. While the MAM-6070 controller itself requires minimal maintenance, it's essential to maintain the components it controls.
5.1 General Maintenance Guidelines
- Keep Clean: Regularly clean the controller's display and buttons with a soft, dry cloth. Avoid using abrasive cleaners or solvents.
- Inspect Connections: Periodically check all screw terminal connections for tightness. Loose connections can lead to erratic behavior or component failure.
- Environmental Control: Ensure the operating environment is within the recommended temperature and humidity ranges to prevent damage to electronic components.
5.2 Air Compressor System Maintenance
The MAM-6070 controller is an integral part of a screw air compressor system. Adhere to the maintenance schedule for the following components:
- Air Filters: Replace regularly to ensure clean air intake.
- Oil Filters: Replace as per manufacturer's recommendations to maintain oil purity.
- Oil Separators: Check and replace to ensure efficient oil-air separation.
- Lubricating Oil: Monitor oil levels and perform oil changes using appropriate air compressor oil.
- Coolers: Clean or replace as needed to maintain efficient cooling.
- Sensors: Periodically verify the accuracy of pressure and temperature sensors. Replace if faulty.
- Valves: Inspect solenoid valves, thermostat valves, air intake valves, and minimum pressure valves for proper function.
6. Troubleshooting
This section provides solutions to common issues you might encounter with the MAM-6070 controller or the connected air compressor system.
| Problem | Possible Cause | Solution |
|---|---|---|
| Controller display is blank/off | No power supply; Loose power connection; Faulty controller. | Check power source (AC 16-28V). Verify power cable connections. If power is present, contact support. |
| Compressor does not start | Emergency stop engaged; Low pressure/temperature alarm; Motor overload; Faulty start signal. | Check emergency stop button. Clear any active alarms. Inspect motor and starter. Verify wiring to start relay. |
| Incorrect pressure/temperature reading | Faulty sensor; Loose sensor connection; Incorrect sensor calibration. | Check sensor wiring. Test sensor functionality. Recalibrate sensor if possible, or replace. |
| Cannot access configuration menus (password protected) | Unknown or forgotten password. | Refer to the full product manual for default passwords or contact technical support for assistance with password recovery or reset procedures. |
| Frequent alarms | Underlying system issue (e.g., overheating, low oil, high pressure); Sensor malfunction. | Identify the specific alarm code/message. Investigate the root cause in the compressor system. Check relevant sensors. |
7. User Tips
- Password for Configuration: If you encounter a password prompt when trying to access advanced configuration menus, consult the comprehensive product manual or contact technical support for the default password. Avoid unauthorized attempts that might lock the device.
8. Warranty and Support
8.1 Product Warranty
The MAM-6070 Air Compressor Controller comes with a 1-Year Warranty from the date of purchase, covering manufacturing defects and malfunctions under normal operating conditions. Please retain your proof of purchase for warranty claims.
8.2 Technical Support
For technical assistance, troubleshooting, or inquiries regarding your MAM-6070 controller, please contact Jiubei Industry Limited through the following channels:
- Email: 3307634062@qq.com
- WhatsApp: +86 19374154701
- Telephone: +86 16670371310
- WeChat: +86 16670371310
When contacting support, please provide your product model (MAM-6070) and a detailed description of the issue.