User’s Guide DH E RS D/BW Smart Programmable Digital Thermostat for Heated Floors For further information or to consult this guide online, please visit www.schluter.
WARNING WARNING Before installing and operating this product, the owner and/or installer must read, understand and follow these instructions and keep them handy for future reference. If these instructions are not followed, the warranty will be considered null and void and the manufacturer deems no further responsibility for this product. Moreover, the following instructions must be adhered to in order to avoid personal injuries or property damages, serious injuries and potentially fatal electric shocks.
Ambient Mode (you only have to press down the A/F button to switch from one mode to the other): this control method is ideal when you want a stable ambient air temperature (without fluctuation). Usually, this mode is used in large and often occupied rooms where temperature variations can be uncomfortable. For example, in a kitchen, a living room or a bedroom. Some factors cause variations in ambient air temperature.
• exposed directly to the light or heat of the Sun, a lamp, a fireplace or any other heat source; • close or in front of an air outlet; • close to concealed ducts or a chimney; and • in a location with poor air flow (e.g. behind a door), or with frequent air drafts (e.g. head of stairs). To install the sensor, refer to the installation guide of your heating floor. Thermostat Mounting and Connection 1.
4. Align and secure the mounting base to the connection box using the two screws supplied; 5. Route wires coming from the wall through the hole of the mounting base and make the required connections using the “Four-wire installation” figure, and using the supplied solderless connectors. A pair of wires (black) must be connected to the power source (120-208-240 VAC) and another pair (yellow) must be connected to the heating cable (refer to the drawings displayed on the back of the thermostat).
. Reinstall the front part of the thermostat on the mounting base and tighten the screw at the bottom of the unit; 7. T urn on the power; 8. Set the thermostat to the desired setting (see the following section). 3.
First Start-up At the first start-up, the thermostat is initially in the Man (manual) and modes. The temperature is displayed in degrees Celsius and the standard factory set point adjustment is 21°C (70°F). The hour displays --:-- and must be adjusted before switching to the Auto or Pre Prog mode. The maximum floor temperature is limited to 28°C (82°F). Ambient and Floor Temperature icon indicate the ambient The figures displayed below the temperature, ±1 degree.
confirm your choice by pressing down the Mode or Day/Hr button. You can also press down the desired day of the week button without using the + or - button and confirm your choice using the Mode or Day/Hr button. 3. The two figures indicating the hour blink. You must adjust them using the + or - button and confirm your choice by pressing down the Mode or Day/Hr button. 4. The two figures indicating the minutes blink.
his adjustment can be done from any of the three principal T modes. Manual Mode (Man) From the Manual mode, you can manually adjust the thermostat set point by pressing down the + or - buttons to increase the value, or to decrease it. Please note that if the backlight is off, the set point will not change when you press down these buttons for the first time instead, the backlight will be activated. To quickly scroll through the set point values, press and hold down the button.
meaning that the set point can change automatically up to 4 times a day. The period order is not important. From this mode, the screen displays the temperature, the set point, the hour, the day of the week and the current programmed period number (1 to 4; as applicable). After programming a day of the week, you can copy this setting; see “Copy of the Programming”. 1. To access the Programming mode, press down the day of the week button that you want to program (Mon to Sun).
At any time, you can exit the Programming mode using one of these 3 methods: 1- Press down the button of the day you are adjusting. 2- Press down the button of another day to program it. 3- Press down the Exit button. Moreover, if you do not press down any button for more than 1 minute, the thermostat will exit the Programming mode. In all cases, the programming is saved.
deactivate it following the above procedure if needed. Copy of the Programming You can apply the programming of one day of the week to other days by copying the programming day by day or in block. To copy the programming day by day, you must: 1. Press down the source day button (day to be copied). 2. Hold down this button and press down the destination days one by one. The screen displays the selected days.
Erasing of the Programming You must proceed as follows to erase a programming period. 1. Access the Programming mode as described previously by pressing down the button corresponding to the day to modify. Select the period to erase using the + or - button. 2. You do not have to press down the Mode button to confirm the selection. However, doing so will not impact on the erasing. 3. Simultaneously press down the + and – buttons to erase the period programming.
Choice of the Preprogramming You can only access the Preprogramming mode when the thermostat is out of any programming or adjustment function. Make sure to choose the preprogrammings corresponding to , according to the attached tables). the right mode ( / You must proceed as follows to access the Preprogramming mode: 1. Press down the Pre Prog button. 2. The Pre Prog icon and saved selected preprogramming are displayed. This preprogramming can range between 0 and Z1. 3.
View of the Preprogramming The view of the selected preprogramming is made in a way similar to the Auto mode programming. However, it is impossible to modify the preprogramming. You must proceed as follows: 1. Press down the button corresponding to the day to view (buttons Mon to Sun). When the selected day is displayed, the icon and period number blink. 2. Choose the period number (1 to 2) to view using the + or button. For each period, the hour and set point are displayed.
Safe mode If the thermostat fails to detect the presence of a floor sensor, mode at a set point of 21°C it will automatically revert to (70°F). (with a maximum set point temperature of 24°C – 75°F.
Ground-fault Circuit Interrupter (GFCI) Verification It is important to verify the ground-fault circuit interrupter installation and operation on a monthly basis. GFCI verification procedure 1- Increase the temperature set point until the heating power bars are displayed (displayed in the bottom-right hand corner of the screen). 2- Press down the Test button. 3- The following two cases can occur: a) Successful test: The red indicator of the thermostat lights up.
Procedures to activate Security mode 1. Exit any adjustment mode to manually adjust the set point at the desired maximum value. 2. Simultaneously press down the + and - buttons during 10 seconds (note that after 3 seconds, the icon starts to blink and the software version and date are displayed. Continue to press down these buttons). icon is displayed indicating that the 3. After 10 seconds, the Security mode is activated. Then, release the buttons. Procedures to deactivate Security mode 1.
in the volatile memory and recovered when power is restored. Then, the thermostat enters a very low consumption mode and only displays the hour and day of the week. All the other functions are deactivated. The thermostat is self-sufficient for 2 hours. If the power failure lasts less than 2 hours, the thermostat saves the adjustment of the hour.
4. Troubleshooting Problem Solution The thermostat is hot. In normal operating conditions, the thermostat housing can reach nearly 40°C (104°F) at maximum load. It is normal and will not affect the operation of the thermostat. Heating is always on. Check if the thermostat is properly connected. Refer to the installation section. Heating does not run even if the thermostat indicates it is on. Check if the thermostat is properly connected and make sure the red indicator is not lit.
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Schluter®-DITRA-HEAT Thermostat 3-Year Limited Warranty COVERAGE AND CONDITIONS: Subject to the conditions and limitations as stated hereinafter, Schluter®-Systems* warrants that the Schluter®-DITRA-HEAT thermostat (the “Product”)** will be free of manufacturing defects for a period of three (3) years from the date of purchase only when the Product is used and installed in accordance with the terms and conditions of the Schluter®-DITRA-HEAT Thermostat User’s Guide and industry standard guidelines that are n
PUNITIVE, EXEMPLARY, OR CONSEQUENTIAL DAMAGES, ARISING OUT OF OR OTHERWISE CONNECTED TO FAILURE OF THE PRODUCT OR FLOORING SYSTEM OF WHICH THEY ARE PART, NOR MISUSE OF THE PRODUCT OR FLOORING SYSTEM, REGARDLESS OF ANY STRICT LIABILITY, ACTIVE OR PASSIVE NEGLIGENCE OF SCHLUTER SYSTEMS, AND REGARDLESS OF THE LEGAL THEORY (CONTRACT OR TORT OR EXTRA-CONTRACTUAL OR OTHER), NOR FROM ACTS OF WAR, TERRORISM, OVERVOLTAGE, FAULTY AND NEGLIGENT PENETRATION OF THE SYSTEM, FIRES, EXPLOSIONS, ACTS OF GOD, INTENTIONAL ACT
CLAIMS ON THIS LIMITED WARRANTY: To make a claim under this Limited Warranty, the Owner must provide Schluter®-Systems with written notice within 30 days of any alleged defect in the Product covered by this Limited Warranty, together with date and proof of purchase of the Product, and name and address of all installers, failing which this Limited Warranty shall be of no legal effect.
