Imit Duo Plus Instruction Manual

DUO PLUS

Instruction manual

SUMMARY

1. Introduction pag. 3

2. Technical data 4

3. Display readings key 6

4. Thermostat controls key 7

5. Dimensions 8

6. Installation and connections 9

7. Thermostat start-up 15

8. Clock setting 15

2

9. Program setting 17

10. Temperature setting 18

11. Normal operation conditions 19

12. Override mode 19

13. Summer/winter setting 20

14. Knob lock 21

15. Unit reset 21

16. Troubleshooting 22

1. INTRODUCTION

Thank you for your confidence in our company and for choosing our products.
This is an easy programming, high-styling design, 24-HOUR electronic THERMOSTAT.It allows an extremely accurate room
temperature adjustment in the hosting room;thus meeting any users' needs as far as room COMFORT.

IN ACCORDANCE WITH THE STANDARDS:

• EN 60730-1 and later updating

• EN 60730-2-7

• EN 60730-2-9

IN ACCORDANCE WITH GUIDELINES:

• B.T.73/23/EEC

• E.M.C.89/336/EEC and later updating 93/68/EEC

3

2. TECHNICAL DATA

POWER SUPPLY= N°2 1.5V alkaline batteries, type LR6
NORMAL TEMPERA TURE RANGE “T1”= 5°÷30°C
REDUCED TEMPERA TURE RANGE “T2”= 6°C/16°C (winter mode)

23°C/26°C (summer mode)
ROOM TEMPERATURE RANGE ON DISPLAY= 0/40°C (accuracy 0.1°C)
TEMPERATURE UPDATING= once a min ute
TEMPERATURE DIFFERENTIAL= 0.2÷0.4K

4

SENSING ELEMENT = NTC 2%
DEGREE OF PROTECTION= IP 20
OUTPUT= switching relay
CONTACTS RATING= 5(0.5)A/250V~
SWITCH ACTION= 1BU
INSTALLATION LOCATION = normal environment
MAXIMUM STANDING TEMPERATURE= 50°C
STORAGE TEMPERATURE= 0÷60°C

ANTIFROST= 6°C fixed
PROGRAMMING= daily
PROGRAM SETTING = by 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

3. DISPLAY READINGS KEY

✲

On display: current time

and room temperature.

6

Low batteries

function

Operating

system

Reduced

temperature “T2”

(air conditioning)

Summer

Winter

(heating)

Antifrost

Proper set

confirmation

Operating program activated

“Override” mode

activated

Time/temperature chart

of the activated program

✲

4. THERMOSTAT CONTROLS KEY

Reset button

Microswitches for current time
and operating program setting

Summer (

✲

) or winter ( )

mode selector

Knob for normal

temperature “T1” setting

“Override”

button

Reduced

temperature “T2”

selector

7