1. Introduzzjoni
This user manual provides essential information for the installation, operation, and maintenance of the Coolmay MX3G-32MRT PLC Module. This Programmable Logic Controller (PLC) module is designed for industrial automation applications, offering reliable control and data processing capabilities. It features 16 digital inputs, 16 transistor sink outputs, and 2 analog inputs, making it suitable for a wide range of control tasks.
2. Informazzjoni dwar is-Sigurtà
Dejjem osserva l-prekawzjonijiet ta' sigurtà li ġejjin biex tevita korrimenti personali u ħsara lit-tagħmir:
- Kun żgur li l-enerġija kollha hija skonnettjata qabel l-installazzjoni, il-wajers, jew il-manutenzjoni.
- Installation and wiring should only be performed by qualified personnel.
- Proper grounding is essential to prevent electrical shock and ensure stable operation.
- Do not operate the module in environments exceeding its specified temperature, humidity, or vibration limits.
- Avoid exposing the module to direct sunlight, corrosive gases, or excessive dust.
3. Prodott Aktarview
The Coolmay MX3G-32MRT PLC Module is a compact and robust industrial control device. It integrates various components for seamless operation within an automation system.

Figura 3.1: Fuq View of MX3G-32MRT PLC Module. This image displays the top-down perspective of the PLC module, highlighting the clearly labeled input and output terminal blocks at the top and bottom. Various communication ports, including a USB port, are visible on the left side, along with status indicator LEDs.

Figura 3.2: Angolat View of MX3G-32MRT PLC Module. Din l-immaġni tipprovdi angolat view of the PLC module, showcasing its compact and sturdy grey casing. The perspective allows for a better understanding of its overall dimensions and the arrangement of its side-mounted connectors and terminal blocks.
Komponenti Ewlenin:
- Digital Input Terminals: For connecting sensors and switches.
- Transistor Sink Output Terminals: For controlling actuators and indicators.
- Analog Input Terminals: For connecting analog sensors.
- Input ta' Enerġija: Għall-konnessjoni tal-provvista tal-enerġija DC.
- Portijiet tal-Komunikazzjoni: For programming and data exchange with other devices.
- Indikaturi tal-Istat: LEDs to show power, run, and error status.
4. Setup
4.1. Immuntar
The MX3G-32MRT module is designed for DIN rail mounting. Securely attach the module to a standard DIN rail in a control cabinet, ensuring adequate ventilation space around the unit.
4.2. Il-wajers
Follow these general guidelines for wiring the PLC module:
- Provvista tal-Enerġija: Connect a stable DC power supply to the designated power input terminals. Observe correct polarity.
- Inputs Diġitali: Connect your digital input devices (e.g., push buttons, limit switches) to the digital input terminals. Refer to the module's specific wiring diagram for input type (sink/source) compatibility.
- Transistor Sink Outputs: Connect your output devices (e.g., relays, indicator lights) to the transistor sink output terminals. Ensure the load current does not exceed the specified maximum for each output.
- Input Analog: Connect analog sensors (e.g., temperature, pressure) to the analog input terminals. Ensure proper signal type and range matching.
- L-ertjar: Connect the module's ground terminal to a reliable earth ground.
4.3. Konnessjoni Inizjali
Connect the PLC module to a computer using a compatible programming cable via the designated communication port. Install the necessary drivers and programming software on your computer.
5. Istruzzjonijiet Operattivi
5.1. Tixgħel
After completing all wiring and connections, apply power to the PLC module. The power indicator LED should illuminate, indicating successful power-up.
5.2. Programmazzjoni
Use the compatible programming software to develop and download your control logic program to the PLC. The software provides an environment for creating ladder logic, function block diagrams, or other programming languages supported by the module.
5.3. Modalità Run
Once the program is downloaded, switch the PLC to RUN mode (either via software or a physical switch if available). The PLC will then execute the loaded program, controlling the connected inputs and outputs according to the logic.
5.4. Monitoraġġ
The programming software allows for real-time monitoring of input/output status, internal registers, and program execution. This is crucial for debugging and verifying system operation.
6. Manutenzjoni
Regular maintenance ensures the longevity and reliable operation of your PLC module:
- Tindif: Periodically clean the module and its surroundings to prevent dust accumulation, which can lead to overheating or short circuits. Use a soft, dry cloth. Do not use solvents.
- Kontroll Ambjentali: Kun żgur li l-ambjent operattiv jibqa' fil-firxiet speċifikati tat-temperatura u l-umdità.
- Kontrolli tal-Konnessjoni: Periodically inspect all wiring connections for tightness and signs of corrosion or damage.
- Aġġornamenti tal-Firmware: Check the Coolmay official webżur is-sit għal kwalunkwe aġġornamenti tal-firmware disponibbli li jistgħu jtejbu l-prestazzjoni jew iżidu karatteristiċi ġodda. Segwi l-istruzzjonijiet ipprovduti bir-reqqa għal kwalunkwe proċedura ta' aġġornament.
7 Issolvi l-problemi
If you encounter issues with your MX3G-32MRT PLC Module, refer to the following common problems and solutions:
| Problema | Kawża Possibbli | Soluzzjoni |
|---|---|---|
| PLC does not power on. | No power supply; incorrect wiring; faulty power supply. | Iċċekkja l-konnessjonijiet tal-enerġija u l-volumtage; verify power supply functionality. |
| L-inputs ma jirrispondux. | Incorrect wiring; faulty sensor; program logic error. | Verify input wiring; test sensor functionality; check program logic. |
| L-outputs mhux qed jattivaw. | Incorrect wiring; faulty actuator; program logic error; overloaded output. | Verify output wiring; test actuator; check program logic; ensure load is within specifications. |
| Communication error with PC. | Incorrect cable; driver issue; wrong communication settings. | Ensure correct cable is used; reinstall drivers; verify communication parameters in software. |
| PLC in ERROR state (Error LED on). | Program error; hardware fault. | Check error codes in programming software; review program for errors; contact support if hardware fault suspected. |
If the problem persists after attempting these solutions, contact Coolmay customer support for further assistance.
8. Speċifikazzjonijiet
| Attribut | Dettall |
|---|---|
| Brand | Coolmay |
| Numru tal-Mudell | MX3G-32MRT |
| Manifattur | Shenzhen Coolmay Technology Co., Ltd |
| Pajjiż ta' Oriġini | Iċ-Ċina |
| Inputs Diġitali | 16 |
| Outputs Diġitali | 16 (Transistor Sink Type) |
| Inputs Analogiċi | 2 |
| Numru ta' Memory Sticks | 1 |
| ASIN | B0D69LG89H |
| L-Ewwel Data Disponibbli | 6 ta’ Ġunju 2024 |
9. Garanzija u Appoġġ
For warranty information, please refer to the documentation provided with your purchase or contact your vendor. Coolmay products are designed for reliability, and customer satisfaction is a priority.
For technical support, troubleshooting assistance, or inquiries regarding the Coolmay MX3G-32MRT PLC Module, please visit the official Coolmay website or contact their customer service department. Ensure you have your product model number and any relevant purchase details ready when seeking support.





