Imit Duo Plus Instruction Manual Download Page 7

4. THERMOSTAT CONTROLS KEY

7

Reset button

Knob for normal 

temperature “T1” setting

Reduced 

temperature “T2”

selector

Summer (

) or winter (     )

mode selector  

“Override” 

button

Microswitches for current time 
and operating program setting

LIBR. DUO PLUS INGLESE standard  24-01-2000 14:46  Pagina 8

Summary of Contents for Duo Plus

Page 1: ...DUO PLUS Instruction manual LIBR DUO PLUS italiano 24 01 2000 11 57 Pagina 2...

Page 2: ...Installation and connections 9 7 Thermostat start up 15 8 Clock setting 15 9 Program setting 17 10 Temperature setting 18 11 Normal operation conditions 19 12 Override mode 19 13 Summer winter setting...

Page 3: ...It allows an extremely accurate room temperature adjustment in the hosting room thus meeting any users needs as far as room COMFORT IN ACCORDANCE WITHTHE STANDARDS EN 60730 1 and later updating EN 607...

Page 4: ...E RANGE ON DISPLAY 0 40 C accuracy 0 1 C TEMPERATURE UPDATING once a minute TEMPERATURE DIFFERENTIAL 0 2 0 4K SENSING ELEMENT NTC 2 DEGREE OF PROTECTION IP 20 OUTPUT switching relay CONTACTS RATING 5...

Page 5: ...micro switches MINIMUM PROGRAMMING RANGE 1 hour SOFTWARE CLASS A SET TEMPERATURE OVERRIDE MODE DISPLAY LCD WINTER SUMMER SWITCHING heating air conditioning UNIT RESET KNOB LOCK MOUNTING to the wall 5...

Page 6: ...splay current time and room temperature Summer air conditioning Winter heating Reduced temperature T2 Antifrost Proper set confirmation Time temperature chart of the activated program Operating system...

Page 7: ...on Knob for normal temperature T1 setting Reduced temperature T2 selector Summer or winter mode selector Override button Microswitches for current time and operating program setting LIBR DUO PLUS INGL...

Page 8: ...5 DIMENSIONS 8 60 mm 83 5 mm 27 mm 1 5 mm 130 mm 88 mm LIBR DUO PLUS INGLESE standard 24 01 2000 14 46 Pagina 9...

Page 9: ...NOT CONNECTED from the electrical source Make also sure that the power supply is the same as the one specified inside the thermostat base 250V max PLACEMENT OF THE THERMOSTAT Install the thermostat aw...

Page 10: ...ing its left side B Remove the battery compartment lid by pressing along the arrow remove the base from the frontal part of the thermostat C Remove the screw inside the battery compartment LIBR DUO PL...

Page 11: ...n require ments as shown in the figures Mounting on round box Distance between center lines of 60 mm Mounting on three module buit in std box Distance between center lines of 83 5 mm Wall mounting LIB...

Page 12: ...nsert n 2 1 5V alkaline batteries type LR6 into the battery compartment making sure that the proper polarities are maintained N B Insert the first battery into the left side of the battery compartment...

Page 13: ...tteries the thermostat will still work properly for another month after that it will stop working and four EEEE will appear on the display battery life 1 year To replace batteries follow the steps A B...

Page 14: ...nnect the wires of UNIT TO BE CONTROLLED to terminal 1 and 2 of the thermostat see wiring diagram WARNING We strongly recommend that while installing the thermostat all safety instructions and laws in...

Page 15: ...E as per manual 8 CLOCK SETTING During this step the display shows two hour digits and two minute digits The first digit on the left will blink fig 1 By switching down or up the micro switches positio...

Page 16: ...g The current time is now displayed NOTE When the CLOCK SETTING procedure is completed or in case it is not completed within 10 minutes from start up the thermostat will automatically start the OVERRI...

Page 17: ...is very simple move up the switches position T1 for the amount of hours you want the temperature set with the sun knob NORMAL temperature On the contrary lower the swit ches position T2 for the amount...

Page 18: ...oints to the desired temperature on the temperature scale REDUCED temperature T2 may be chosen between 6 C 16 C when in winter mode and between 23 C 26 C when in summer mode using the selector on the...

Page 19: ...t the boiler or the air conditioner are on 12 OVERRIDE MODE This function allows the OVERRIDE of the running program so that the thermostat keeps CONSTANTLY one of the two tem perature levels NORMAL T...

Page 20: ...ing OK OK on the display 13 SUMMER WINTER SETTING The thermostat can be programmed for summer or winter operation whether is connected to the air conditioner or to the boiler Switch the selector on th...

Page 21: ...he HOLE CAP itself figs 11 e 12 WARNING THE REPLACEMENT OFTHE KNOB WITHTHE HOLE CAP MUST BE CARRIED OUT ONLY BY QUALIFIED PERSON NEL 15 UNIT RESET When the reset key R is pressed the thermostat runs a...

Page 22: ...e setting 1 Replace batteries 2 Check for proper polarities 3 Press reset R 4 Check the wiring of the load with the terminals of the thermostat 1 and 2 5 Check the proper time setting in the program e...

Page 23: ...e thermostat in the installation room 10 Air draft coming from the wire conduit 11 Low batteries 12 Wrong opening procedure 13 The reset button R got stuck under the plastic 14 Non alkaline batteries...

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