Intermatic DT620 Series Digital Timer Manual
This manual provides a comprehensive guide to setting up and programming the Intermatic DT620 Series Digital Timer. The DT620 is a versatile timer that can be used to automate a wide range of applications, including lighting, ventilation, and air movement. The manual covers everything from basic operation to advanced programming features, making it easy for users of all levels to get the most out of their DT620 timer.
Introduction
The Intermatic DT620 Series Digital Timer is a versatile and user-friendly device designed to automate various applications, particularly air movement, ventilation, and indoor lighting control. This comprehensive manual will guide you through the setup, programming, and operation of the DT620 timer, empowering you to utilize its full potential. Whether you’re looking to simplify your home’s lighting schedule, enhance your HVAC system’s efficiency, or simply add a touch of automation to your daily routine, this manual will serve as your trusted companion.
The DT620 timer is equipped with an array of features that cater to diverse needs. Its 7-day programming capabilities allow for precise control over your devices’ on/off schedules, while the astronomical clock ensures automatic adjustments for daylight saving time and sunrise/sunset times based on your location. The random mode feature adds an element of unpredictability, simulating a “lived-in” presence for added security.
This manual is designed to be easy to follow, with clear instructions and illustrations to guide you through each step. We encourage you to read through this manual carefully to familiarize yourself with all the features and capabilities of the DT620 timer. You’ll discover how to set the time, date, and location, program various on/off events, and utilize the timer’s advanced modes. With the knowledge gained from this manual, you’ll be able to program your DT620 timer to perfectly suit your specific needs and preferences.
Timer Overview
The Intermatic DT620 Series Digital Timer is a robust and feature-rich device that seamlessly integrates into your home’s electrical system, providing comprehensive control over various appliances and devices. Its sleek design boasts a user-friendly interface, making it easy to navigate through its menu options and customize your timer settings.
The DT620 features a clear LCD display that showcases the current time, date, and programmed schedules. The display also indicates the timer’s operational mode, whether it’s in manual (MAN), automatic (AUTO), or random (RAND) mode. The timer’s intuitive controls allow for easy adjustments to the time, date, and location, ensuring accurate synchronization with your environment.
One of the key advantages of the DT620 is its ability to program up to 28 on/off events per week. This allows you to create detailed schedules for your devices, tailoring them to your specific needs. Whether you want to automate your lights, control your HVAC system, or manage your outdoor lighting, the DT620 provides the flexibility to program diverse schedules for each appliance or device connected to it.
Beyond its basic timer functions, the DT620 offers advanced features like the astronomical clock, which automatically adjusts the timer settings for daylight saving time and sunrise/sunset times based on your location. This ensures that your devices are activated and deactivated at the appropriate times throughout the year, regardless of seasonal changes.
The DT620 timer boasts a robust construction, designed to withstand everyday use. Its compact size and convenient plug-in design allow for easy installation and placement in various locations. Whether you’re looking for a reliable solution for your home’s lighting system or a flexible tool to automate other appliances, the DT620 Series Digital Timer provides a comprehensive and user-friendly solution.
Enable Battery
The Intermatic DT620 Series Digital Timer incorporates a battery backup system to ensure uninterrupted operation even during power outages. The battery backup is crucial for maintaining the timer’s settings and ensuring that your devices function as programmed, even if the power supply is interrupted. To enable the battery backup, follow these simple steps⁚
Locate the battery compartment⁚ The battery compartment is typically located on the back or underside of the timer. It may be secured with a cover or a latch that needs to be released.
Insert the batteries⁚ The DT620 requires two LR44 or A76 batteries. Ensure that the batteries are installed with the correct polarity, as indicated by the “+” and “-” symbols within the battery compartment. The batteries are typically housed in a holder that snaps into place.
Remove the pull tab⁚ Once the batteries are inserted, locate the pull tab on the battery holder and remove it. This establishes the electrical connection between the batteries and the timer’s circuitry, enabling the backup function.
Verify the battery icon⁚ After installing the batteries and removing the pull tab, the battery icon should appear in the upper right corner of the timer’s display. This indicates that the battery backup is activated and ready to function.
Test the battery backup⁚ To test the battery backup, unplug the timer from the wall outlet and observe the display. The display should remain illuminated, indicating that the battery is functioning correctly. If the display dims or goes out, replace the batteries with new ones.
By enabling the battery backup feature, you can ensure that the DT620 timer operates reliably even in the event of a power outage. This provides peace of mind and ensures that your devices function according to your programmed schedules, regardless of power fluctuations.
Clear Out Old Settings
Before setting up the Intermatic DT620 Series Digital Timer for the first time or after using it for a previous application, it’s essential to clear out any old settings. This ensures a clean slate for programming your desired schedules and prevents any conflicts arising from previously stored data. To clear out the old settings, follow these simple steps⁚
Locate the ON/OFF button and the reset button⁚ The ON/OFF button is typically located on the front of the timer, while the reset button (marked “G”) is usually found on the back or underside of the timer. It might require a blunt object, such as a pen or a paperclip, to press the reset button.
Press and hold the ON/OFF button⁚ Keep the ON/OFF button pressed down continuously. While holding the ON/OFF button, locate the reset button (marked “G”) on the back of the timer.
Press and hold the reset button⁚ While still holding down the ON/OFF button, press and hold the reset button for approximately five seconds. The display will show “CLR” indicating that the timer is clearing the old settings.
Release the ON/OFF and reset buttons⁚ Once the display shows “CLR,” release both the ON/OFF and reset buttons. The timer will now reset to its default settings, and the display will show “12⁚00 AM” with the “12” flashing, signifying that the timer is ready to be set up for the first time.
By clearing out the old settings, you ensure that the DT620 timer is free of any past programming and ready to be configured to meet your current needs. This step is essential for accurate and reliable operation, preventing any unintended actions caused by residual data from previous uses.
Set The Time, Date and Location
After clearing out the old settings, the next step is to set the correct time, date, and location on the Intermatic DT620 Series Digital Timer. This is crucial for the timer to function accurately, especially when programming schedules that rely on sunrise and sunset times. Here’s how to set the time, date, and location⁚
Access the clock mode⁚ Press the “MODE” button until the “CLOCK” icon appears in the top right corner of the screen. This indicates that the timer is now in clock mode.
Set the time⁚ Press the “OK” button. The hours digits will start flashing. Use the up and down arrows to adjust the hours to the correct time. Once the hours are set, press the “OK” button again. The minutes digits will start flashing. Use the up and down arrows to adjust the minutes to the correct time. Press “OK” once the minutes are set.
Set the date⁚ Press the “MODE” button again. The “DATE” icon will appear in the top right corner of the screen. Press “OK.” The month digits will flash. Use the up and down arrows to select the correct month. Press “OK” to move to the day digits. Adjust the day using the arrows and press “OK” again. Finally, adjust the year digits and press “OK” to confirm the date setting.
Set the location⁚ Press the “MODE” button again. The “LOC” icon will appear in the top right corner of the screen. Press “OK.” The screen will now display the current location setting. If you need to change it, use the up and down arrows to select your geographic location. Press “OK” to confirm the location setting.
Setting the time, date, and location correctly ensures the timer operates accurately based on your local time and the astronomical clock, providing reliable schedules for your lighting or other applications.
Programming Dusk ON/Dawn OFF
The Intermatic DT620 Series Digital Timer offers a convenient feature for automatically turning on lights or other devices at dusk and turning them off at dawn. This feature utilizes the timer’s built-in astronomical clock to determine the exact times for sunrise and sunset based on your geographic location. This ensures that your lights or devices are turned on and off at the optimal times, regardless of the time of year.
To program the DT620 for Dusk ON/Dawn OFF, follow these steps⁚
Access the programming mode⁚ From the “MAN,” “AUTO,” or “RAND” screen, press the “PROG” button. The display will show a flashing “01,” indicating the first event.
Select the day(s) of the week⁚ Use the up and down arrows to select the days of the week you want the Dusk ON/Dawn OFF schedule to be active. For instance, if you want it to run every day, select all seven days. Press “OK” to confirm.
Set the ON event⁚ Press the “PROG” button again. The display will show “DUSK” in the ON event slot. This indicates that the device will turn on at dusk. You can leave it at dusk or press “PROG” again to choose a specific time for the ON event.
Set the OFF event⁚ Press “PROG” again. The display will show “DAWN” in the OFF event slot. This indicates that the device will turn off at dawn. You can leave it at dawn or press “PROG” again to choose a specific time for the OFF event.
Save the program⁚ Once you’ve set both the ON and OFF events, press “OK” to save the program. The DT620 will automatically move to the next event slot (02) to allow you to program additional schedules if needed.
By programming Dusk ON/Dawn OFF, you can automate your lighting or other devices to operate in sync with the natural light cycle, providing energy savings and added security.
To Set a Dusk ON and Fixed Time OFF Program
The Intermatic DT620 Series Digital Timer allows you to create a schedule where a device turns on at dusk and then switches off at a specific time you set, providing flexibility for various lighting and appliance needs. This is particularly useful for situations where you want a device to operate for a set duration after dusk, such as outdoor lighting or security systems. Follow these steps to program a Dusk ON and Fixed Time OFF schedule⁚
Access the programming mode⁚ From the “MAN,” “AUTO,” or “RAND” screen, press the “PROG” button. The display will show a flashing “01,” indicating the first event.
Select the day(s) of the week⁚ Use the up and down arrows to select the days of the week you want the Dusk ON and Fixed Time OFF schedule to be active. For instance, if you want it to run every day, select all seven days. Press “OK” to confirm.
Set the ON event⁚ Press the “PROG” button again. The display will show “DUSK” in the ON event slot. This indicates that the device will turn on at dusk. You can leave it at dusk or press “PROG” again to choose a specific time for the ON event.
Set the OFF event⁚ Press “PROG” again. The display will show the current time, which you can adjust to your desired OFF time. Use the up and down arrows to adjust the hours and minutes. Press “OK” to confirm the fixed OFF time.
Save the program⁚ Once you’ve set both the ON and OFF events, press “OK” to save the program; The DT620 will automatically move to the next event slot (02) to allow you to program additional schedules if needed.
With this programming, the DT620 will turn on the connected device at dusk and then automatically switch it off at the specific time you set, creating a reliable and convenient automated schedule.