Instruction/ maintenance manual of the product DT90 Honeywell
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EN0H 8578 UK07 R1 12/08 DT90 DIGITAL ROOM T HERMOSTAT PRODUCT SPECIFICA TION SHEET The new DT90 fam ily of digital room thermostats is a range of mark et leading products designed to provide comf ort with economy in modern heating sy stem s. Its large display and simple button inte rface m ake DT90 extremely easy to use.
DT90 DIGITAL ROOM THERM OSTAT 2 EN0H 8578 UK07 R1 12/08 SPECIFICATIONS CONTROLS / DISPLAY LAY OUT ELECTRICAL Power supply 2 x 1.5V IEC LR6 (AA) Alkalin e cells Battery life Typically 4 years, mini mum 2 years (with correctly sp ecified alka line cells) Battery low warning Display will indic ate when battery power reserve is lo w.
DT90 DIGITAL ROOM THERM OSTAT 3 EN0H 8578 UK07 R1 12/08 ORDERING SPECIFICAT I ON Extra-Large Display The DT 90 displ ay i s m ore than doubl e the size of its predecessor, ensuring it is even easier to read and allowi ng more inform ation to be display ed, w hen required.
DT90 DIGITAL ROOM THERM OSTAT EN 0H 8578 UK07 R1 12/08 4 INSTALLATION Location DT90 is for use in norm al domestic environments, and so should be located insi de the house or building w here the ambient temperature is within the range 0 to 40°C. Avoid locati ons with high levels of condensing moisture.
DT90 DIGITAL ROOM THERM OSTAT EN 0H 8578 UK07 R1 12/08 5 a. Boiler b. Boiler (potential free connection) c. Therm al actuator d. Zone valve e. Electric actuator f.
DT90 DIGITAL ROOM THERM OSTAT EN 0H 8578 UK07 R1 12/08 6 INSTALLER MODE – APPLICATIONS SETT INGS The DT 90 has a special In staller Mode where some features can be adjusted to suit the application an d the needs or lifesty le of the user. Each adjustable feature is called a Parameter.
DT90 DIGITAL ROOM THERM OSTAT EN 0H 8578 UK07 R1 12/08 7 INSTALLER MODE – HOW TO SET PARAMETERS Each parameter is identified by a 2-letter code , and has a range of values.
DT90 DIGITAL ROOM THERM OSTAT Honeywell Control Systems Ltd. Newhouse Industri al Estate , Motherwell M L1 5SB , United Kingd om http://euro pe.hbc.honeywell.
An important point after buying a device Honeywell DT90 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Honeywell DT90 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Honeywell DT90 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Honeywell DT90 you will learn all the available features of the product, as well as information on its operation. The information that you get Honeywell DT90 will certainly help you make a decision on the purchase.
If you already are a holder of Honeywell DT90, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Honeywell DT90.
However, one of the most important roles played by the user manual is to help in solving problems with Honeywell DT90. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Honeywell DT90 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
