SINOTIMER TM618SH Digital LCD Timer Switch User Manual

1. Introduction

The SINOTIMER TM618SH is a versatile digital LCD timer switch designed for automatic control of various electrical equipment. It allows for precise scheduling with 1-second interval programming and 7-day weekly scheduling. This timer is ideal for applications such as streetlights, neon signs, lamps, water heaters, air conditioners, billboards, electric cookers, boosters, sprayers, bottlers, preheaters, agriculture facilities, and broadcasting equipment.

Equipped with an internal battery, the TM618SH retains programmed settings even during power failures. Its low power consumption, high-accuracy CMOS chip, and strong anti-jamming capabilities ensure reliable performance. The device is simple to set up and operate, conforming to IEC 60367 and CE certifications.

2. Product Features

• Ideal for household use, designed for panel mounting.
• High load capacity: 16 Amps / 3600 Watts.
• Comprehensive programming: 24 hours / 7 days a week programmable with 8 ON/OFF settings per day and 15 programming combinations.
• Built-in rechargeable battery for memory backup during power outages.
• Automatic time error correction: +/- 30 seconds weekly.
• Manual ON/OFF override function.
• Wide power input and output options: 5V, 12V, 24V, 110V, 220V.
• Large 1.6-inch HD LCD display for clear visibility.
• Features a sleep mode for reduced power consumption.
• Unique patent design with easy wiring.

3. Specifications

Figure 1: Product Parameters

Figure 2: Timer Switch Dimensions (60x60x30mm)

4. Package Contents

Upon opening the package, please ensure all items are present and undamaged:

• 1 x SINOTIMER TM618SH Digital LCD Timer Switch
• 1 x User Manual (this document)

The package dimensions are approximately 6cm (Length) x 6cm (Width) x 3cm (Height), with a total weight of about 0.1 kg.

5. Safety Information

• Always disconnect power before installation or maintenance to prevent electric shock.
• Installation should be performed by a qualified electrician or knowledgeable individual.
• Ensure the timer's voltage rating matches your power supply.
• Do not exceed the maximum load capacity of 16A / 3600W.
• Keep the device away from water, moisture, and extreme temperatures.
• Do not attempt to disassemble or repair the unit yourself. Contact support if issues arise.

6. Installation

The TM618SH timer switch is designed for panel mounting. Follow the wiring diagram carefully for correct installation.

6.1 Wiring Diagram

Figure 3: TM618SH Wiring Diagram

Terminal Connections:

• Terminal 1 (LINE): Connect to the live (phase) wire of your input power supply.
• Terminal 2 (NEUT INPUT): Connect to the neutral wire of your input power supply.
• Terminal 3: Not used.
• Terminal 4 (NEUT OUTPUT): Connect to the neutral wire of your load.
• Terminal 5 (LOAD OUTPUT): Connect to the live (phase) wire of your load.

Input Power Supply: The timer supports various input voltages including 5V, 12V, 24V, 110V, and 220V AC (50/60Hz), depending on the specific model variant. Ensure your model matches your power supply.

Output Load: The output can handle up to 16 Amps at 250V AC or 20 Amps at 30V DC.

6.2 Mounting

The TM618SH is designed for panel mounting. Ensure adequate space for ventilation and access to terminals. Refer to Figure 2 for precise dimensions (60mm x 60mm x 30mm) for cutting the mounting hole.

7. Initial Setup

7.1 First Use and Reset

Before initial use or if the display is blank or unresponsive, perform a reset:

1. Locate the small 'R' button on the front panel (usually near the SEC button).
2. Use a pointed object (like a pen tip) to press the 'R' button. The display will reset to 0:00.

7.2 Setting Current Time and Day

1. Press and hold the CLOCK button.
2. While holding CLOCK, press WEEK to set the current day of the week.
3. While holding CLOCK, press HOUR to set the current hour.
4. While holding CLOCK, press MIN to set the current minute.
5. While holding CLOCK, press SEC to set the current second.

7.3 Switching 12/24 Hour Format

To switch between 12-hour (AM/PM) and 24-hour formats, simultaneously press the MIN and SEC buttons (as shown in Video 1).

8. Operating Instructions

8.1 Programming ON/OFF Cycles

The TM618SH supports up to 8 ON/OFF programs per day or week, with 15 different programming combinations.

1. Press the PROG button once to enter programming mode. The display will show '1 ON'.
2. Press WEEK to select the day(s) for the first ON event. You can choose a single day, a block of days (e.g., Mon-Fri), or all days.
3. Press HOUR and MIN to set the desired ON time.
4. Press PROG again. The display will show '1 OFF'.
5. Repeat steps 2 and 3 to set the desired OFF time for the first program.
6. Continue pressing PROG to cycle through and set up to 8 ON/OFF programs.
7. After setting all desired programs, press the CLOCK button to exit programming mode and return to the current time display.

Figure 4: Visual representation of programming features (1-second interval, 12/24hr format, 7-day programmable, 8 ON/OFF per day).

8.2 Manual Override

To manually switch the timer's output ON or OFF, press the MANUAL button. This will cycle through ON, AUTO, and OFF modes. In AUTO mode, the timer will follow the programmed schedule.

8.3 Countdown Function

The timer includes a countdown function with a range from 1 second to 24 hours.

1. To set the countdown, simultaneously press the WEEK and SEC buttons (as shown in Video 1).
2. Use the HOUR, MIN, and SEC buttons to set the desired countdown duration.
3. Press the MANUAL button to start the countdown.
4. To stop the countdown prematurely, press the PROG button.

9. Maintenance

9.1 Cleaning

To clean the timer switch, wipe it with a soft, dry cloth. Do not use abrasive cleaners, solvents, or immerse the device in water.

9.2 Battery

The TM618SH has an internal rechargeable 1.2V battery that maintains settings during power outages. This battery is designed for long-term use and typically does not require user replacement. If the timer consistently loses settings or the display remains blank after a power cycle, the internal battery may need professional servicing.

10. Troubleshooting

• Display is blank: Check the power supply connection. If power is present, press the 'R' (Reset) button with a pointed object.
• Programs are not running:
  • Verify that the current time and day are set correctly.
  • Ensure the timer is in 'AUTO' mode (check the display for 'ON AUTO OFF' indicator). If it's in 'ON' or 'OFF' mode, press the MANUAL button to switch to 'AUTO'.
  • Double-check your programmed ON/OFF times for accuracy.
• Incorrect time display: Reset the timer using the 'R' button and then re-set the current time and day.

11. User Tips

• The clock supports both 12-hour (AM/PM) and 24-hour formats. You can switch between them by pressing the MIN and SEC buttons simultaneously.
• The countdown OFF time range is highly flexible, from a minimum of 1 second up to a maximum of 24 hours.
• For specific, short-duration tasks, you can program the timer for very precise intervals, such as setting an ON event for Sunday at 07:00 and an OFF event for the same Sunday at 07:05.

12. Warranty and Support

This product comes with a standard manufacturer's warranty against defects in materials and workmanship. For warranty claims, technical support, or service inquiries, please contact your retailer or the manufacturer directly. Please retain your proof of purchase for warranty validation.