1. Inngangur
The Emiif ZK-SMC02 is a dedicated operation control module designed for single-axis stepper motors. This versatile module integrates both controller and driver functionalities, eliminating the need for a separate driver in many applications. It features a variety of built-in fixed operating modes, allowing users to quickly select the appropriate motion path for their needs. Key parameters such as distance, speed, delay, and cycle count can be stored and adjusted, even after power-off. The ZK-SMC02 can operate independently or be integrated into larger systems. It is suitable for general industrial control applications but should not be used in critical areas such as medical treatment, fire protection, or life-critical systems.

Mynd 1: Framan view of the Emiif ZK-SMC02 Stepper Motor Controller, showing the LCD screen, rotary encoder, and control buttons.
2. Helstu eiginleikar
- Samþætt hönnun: Combines controller and driver functions, simplifying wiring and setup for single-axis stepper motors.
- Hreinsa LCD skjár: Provides real-time display of speed, delay, and cycle time for precise motor control.
- Færibreytuminni: Controller parameters are saved automatically and retained even after power loss.
- Margar rekstrarhamir: Features various fixed operating modes, allowing users to quickly select suitable motion paths for diverse applications.
- Sveigjanleg stjórn: Supports control via external buttons, UART serial interface commands, and adjustable working parameters.
- Direction and Speed Control: Rotation direction and speed can be easily adjusted via dedicated buttons.
- Breitt úrval aflgjafa: Operates on DC 5-30V universal power.
- Öfug pólunarvernd: Includes input reverse polarity protection for enhanced safety.
3. Uppsetning og raflögn
Proper wiring is crucial for the safe and correct operation of the ZK-SMC02. Ensure all connections are secure before applying power.
3.1 Tenging aflgjafa
- Connect a DC power supply within the 5-30V range to the power input terminals. Observe polarity: connect positive (+) to VIN and negative (-) to GND.
- The module includes input reverse polarity protection.
3.2 Stepper Motor Connection
The ZK-SMC02 is designed for single-axis stepper motors with a common cathode signal. Connect your stepper motor to the A+, A-, B+, B- terminals as shown in the wiring diagram. Ensure correct phase connections for proper motor operation.

Figure 2: Detailed wiring diagram showing connections for the stepper motor and power supply to the ZK-SMC02 module.
3.3 External Control Connections (Optional)
The module supports external control via UART serial interface. Refer to the detailed protocol documentation for specific commands and pinouts if utilizing this feature.

Mynd 3: Nærmynd view of the terminal blocks on the ZK-SMC02, indicating connections for motor phases (A+, A-, B+, B-) and power input.

Mynd 4: Neðst view of the ZK-SMC02 module, revealing the heatsink and DIP switches for subdivision selection.
4. Notkunarleiðbeiningar
The ZK-SMC02 offers automatic, manual, setting, and serial port control modes. The LCD screen and physical buttons provide intuitive control.
4.1 Notendaviðmót yfirview

Figure 5: Front panel of the ZK-SMC02, highlighting the LCD display, CW (Clockwise) and CCW (Counter-Clockwise) buttons, and the rotary encoder with RUN/STOP button.
- LCD skjár: Displays current speed, delay times, cycle counts, and other operational parameters.
- Snúningskóðari: Notað til að fletta í gegnum valmyndir og stilla breytugildi.
- RUN/STOP Button: Press the rotary encoder to start or stop motor operation.
- CW Button: Initiates clockwise rotation or navigates menu options.
- CCW Button: Initiates counter-clockwise rotation or navigates menu options.
4.2 Mode Selection and Parameter Setting
The module offers various fixed operating modes. Use the rotary encoder and CW/CCW buttons to navigate through the modes and adjust parameters such as:
- Speed (0.1 ~ 999 circles/minute)
- Number of Forward Rotation Pulses (1-9999 pulses)
- Number of Reverse Pulses (1-9999 pulses)
- Cycle Times (1-9999 times)
- Forward Rotation Delay Time (0.0-999.9 seconds)
- Inversion Delay Time (0.0-999.9 seconds)
- Subdivision Selection (1-32 subdivisions, typically set via DIP switches on the PCB)
Consult the on-screen menu for specific navigation and adjustment procedures for each mode. Parameters are automatically saved.
5. Viðhald
The Emiif ZK-SMC02 is designed for reliable operation with minimal maintenance. Follow these guidelines to ensure longevity:
- Þrif: Haldið einingunni hreinni og lausri við ryk og óhreinindi. Notið mjúkan, þurran klút til að þrífa. Forðist fljótandi hreinsiefni.
- Umhverfi: Operate the module within the specified temperature range of -5 °C to 60 °C and in a non-condensing environment. Avoid exposure to excessive moisture or corrosive substances.
- Tengingar: Periodically check all wiring connections to ensure they remain secure. Loose connections can lead to intermittent operation or damage.
- Loftræsting: Ensure adequate airflow around the module, especially around the heatsink, to prevent overheating.
6. Bilanagreining
| Vandamál | Möguleg orsök | Lausn |
|---|---|---|
| Einingin kviknar ekki á. | Engin aflgjafi; rangt hljóðstyrkurtage; öfug pólun. | Athugaðu tengingu aflgjafans og hljóðstyrktage (5-30V DC). Ensure correct polarity. |
| Mótorinn hreyfist ekki. | Incorrect motor wiring; motor not connected; parameters not set; motor current too low/high. | Verify motor wiring (A+, A-, B+, B-). Ensure motor is connected. Check operating mode and parameters. Ensure motor is compatible and within drive capacity (4A). |
| Motor moves erratically or vibrates. | Incorrect subdivision setting; motor wiring issues; mechanical binding. | Adjust subdivision settings (DIP switches). Recheck motor wiring. Ensure motor and load move freely. |
| LCD display is blank or shows errors. | Rafmagnsvandamál; innri bilun. | Check power supply. If problem persists, contact support. |
| Parameters do not save. | Unlikely, as parameters are designed to save automatically. | Ensure power is not interrupted immediately after setting. If issue persists, contact support. |
7. Tæknilýsing
| Parameter | Gildi |
|---|---|
| Fyrirmynd | ZK-SMC02 Stepper Motor Controller + Driver |
| Compatible Motor | Stigamótor |
| Number of Control Axes | Single-axis |
| Motor Signal | Algengt bakskaut |
| Aflgjafasvið | DC 5-30V universal |
| Drifgeta | 4A |
| Acceleration/Deceleration Control | Já |
| Vernd innsláttar pólunar | Já |
| Fjarstýring | TTL Serial Interface |
| Main System Functions | Automatic, Manual, Setting, Serial Port Control |
| Hraðasvið | 0.1 ~ 999 circles/minute |
| Number of Forward Pulses | 1-9999 púlsar |
| Number of Reverse Pulses | 1-9999 púlsar |
| Hringrásartímar | 1-9999 sinnum |
| Forward Delay Time | 0.0-999.9 sekúndur |
| Inversion Delay Time | 0.0-999.9 sekúndur |
| Subdivision Selection Range | 1-32 subdivisions |
| Umhverfi vörunotkunar | -5 °C to 60 °C (no condensation) |
| Vörumál | 8 x 5 x 3 cm |
| Þyngd hlutar | 88 g |
8. Ábyrgð og stuðningur
Fyrir upplýsingar um ábyrgð og tæknilega aðstoð, vinsamlegast skoðið umbúðir vörunnar eða hafið samband við söluaðila. Geymið kaupkvittunina sem sönnun fyrir kaupunum.
For further assistance, you may also visit the Emiif official website or contact their customer service department. Please have your model number (ZK-SMC02) and purchase details ready when seeking support.