1. Product Overview
The SINOTIMER TM630S is a versatile digital programmable timer switch designed for automatic control of various electrical equipment at preset times. It features industrial-grade durability, smart automation, an anti-misoperation lock, and second-level precision timing. With dual power options and a high load capacity of 30A, it is suitable for a wide range of applications including home automation, HVAC systems, security devices, and energy-saving setups in both residential and commercial environments.
This timer is equipped with a built-in battery to retain programmed settings during power failures, ensuring continuous operation. It boasts low power consumption, a high-accuracy CMOS chip, strong anti-jamming capabilities, and a user-friendly interface for simple setup. The TM630S conforms to IEC 60367 standards and is CE certified.

2. Specifications
| Feature | Specification |
|---|---|
| Model Number | TM630S |
| Brand Name | SINOTIMER |
| Theory | Digital |
| Type | Mini |
| Use | Timer Switch |
| Usage | 7 Days Programmable |
| Programs | 28 ON/OFF per Day/Week |
| Programming Combinations | 15 Groups |
| Load Capacity | 30A 1NO (Resistive 10/30AMP, 5000 Watt / 30 Amps) |
| Power Supply | 200~250VAC 50/60Hz, 220V AC, 12V DC/AC (Customized options: 6VDC, 12VDC, 24VDC, 110VAC) |
| Power Consumption | <5VA (4.5 VA MAX) |
| Display | LCD |
| Switching Contact | 1 changeover switch |
| Minimum Interval | 1 Second |
| Timing Range | 1 Second ~ 168 Hours |
| Battery | 3V (CR2032, included, replaceable) |
| Memory Retention (Black-out) | 90 days |
| Average Error | <±2 seconds/day (1s/24h, 25°C) |
| Temperature Range | -10°C ~ +50°C |
| Humidity | <95% |
| Installation | DIN Rail or Screw (panel/wall mounted) |
| Dimensions | 98mm × 55mm × 40mm |
| Net Weight | 0.18kg |
| Certifications | CE, RoHS, EMC, LVD |
3. Safety Information
Please read all instructions carefully before installation and operation. Improper installation or use can lead to electrical shock, fire, or damage to the device and connected equipment.
- Always disconnect power before installing or servicing the timer switch.
- Ensure wiring is performed by a qualified electrician and complies with local electrical codes.
- Do not exceed the maximum load capacity of 30A.
- Keep the device away from moisture, dust, and extreme temperatures.
- Do not attempt to disassemble or repair the unit yourself. Contact qualified personnel for service.
4. Package Contents
- 1 × SINOTIMER TM630S Digital Programmable Timer Switch
- 1 × User Manual (available in Russian, Portuguese, and English)
5. Installation
5.1 Mounting Options
The TM630S offers flexible installation with two primary mounting methods:
- Screw-Mounting: The device can be securely mounted using screws.
- DIN Rail-Mounting: It supports standard 35mm DIN rail mounting, adapting seamlessly to industrial or commercial setups.

5.2 Wiring
The TM630S features clearly labeled terminals for hassle-free setup and intuitive wire connections, reducing installation time and complexity. Ensure all connections are tight and correct.
The timer supports various power supply options, including 200-250VAC 50/60Hz, 220V AC, 12V DC/AC, and customized voltages like 6VDC, 12VDC, 24VDC, or 110VAC.


6. Operation
The TM630S features a high-definition LCD screen for clear readability and 8 large, responsive buttons with robust tactile feedback for effortless operation.
6.1 Setting Current Time
To set the current time:
- Hold the CLOCK button.
- While holding CLOCK, press Week to set the day of the week.
- While holding CLOCK, press H+ to set the hour.
- While holding CLOCK, press M+ to set the minute.
- While holding CLOCK, press S+ to set the second.
The timer offers second-level precision, allowing exact control with timing accuracy down to 1-second intervals.
6.2 Switching 12/24-Hour Formats
Press and hold the CLOCK button for 5 seconds to switch between 12-hour and 24-hour display formats.
6.3 Programming ON/OFF Schedules
The TM630S allows you to create up to 28 customized ON/OFF schedules per day or week. This enables automation of lights, appliances, or equipment tailored to your daily or seasonal needs.
The timer includes a Smart Auto-Copy Feature that automatically replicates the 'ON' duration to 'OFF' settings with a single command, streamlining programming and eliminating repetitive input.
Refer to the detailed programming steps in the user manual PDF for specific instructions on setting up your schedules:
For detailed programming instructions, please refer to the User Manual (PDF).

6.4 Manual Control
You can manually override the programmed settings to turn the connected load ON or OFF as needed. Use the MANUAL button for this function.
6.5 Auto-Lock Protection
For security and to prevent accidental tampering, the buttons automatically lock after 30 seconds of inactivity. To unlock the device, press the C/R key 4 times.
6.6 One-Touch Error Correction
The timer features a dedicated clear function (C/R button) to quickly delete misplaced single-event programs. This ensures swift adjustments without disrupting other settings.
7. Maintenance
7.1 Battery Replacement
The TM630S is powered by a CR2032 battery (included), which saves programmed settings during power outages. This battery is replaceable to extend the timer's lifespan for years of reliable service.
To replace the battery:
- Carefully open the battery compartment located at the back of the device.
- Remove the old CR2032 battery.
- Insert a new CR2032 battery, ensuring correct polarity.
- Close the battery compartment securely.

7.2 Cleaning
Wipe the device with a soft, dry cloth. Do not use abrasive cleaners or solvents.
8. Troubleshooting
If you encounter issues with your TM630S timer switch, refer to the following common problems and solutions:
- Display is blank or unresponsive:
- Check the power supply to the timer. Ensure it is correctly wired and receiving power.
- Verify the CR2032 backup battery is correctly installed and has sufficient charge. Replace if necessary. - Buttons are unresponsive:
- The device may be in auto-lock mode. Press the C/R button 4 times to unlock. - Timer not switching ON/OFF as programmed:
- Double-check your programmed schedules for correct ON/OFF times and days.
- Ensure the current time and day are set accurately.
- Verify the timer is in 'AUTO' mode (indicated on the LCD). - Load not receiving power:
- Confirm the timer is receiving input power.
- Check the output wiring to the load for secure connections.
- Ensure the load's power requirements do not exceed the timer's 30A capacity.
If the problem persists after attempting these solutions, please consult the full user manual or contact customer support.
9. User Tips
- Initial Reset: After installing the battery or if the display is erratic, use a pointed object (like a pen tip) to press the 'C' (Reset) button to clear all settings and reset the timer.
- Program Verification: Always review your programmed ON/OFF schedules after setting them to ensure they match your intended automation.
- Power Cycle: If the timer behaves unexpectedly, try disconnecting it from power for a few minutes and then reconnecting it. This can resolve minor software glitches.
- Wiring Safety: When connecting to high-power loads, ensure all wiring is of appropriate gauge and securely terminated to prevent overheating and potential hazards.
10. Warranty and Support
For warranty information, technical support, or service inquiries, please contact the SINOTIMER Official Store or your point of purchase. Keep your purchase receipt as proof of purchase.