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Watts Termostat EFHT-LCD

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Your thermostat has 2 advanced menus.
In order to enter a menu, use joystick , and select
The first menu is meant for the end user.
Keep pushing the
key for 5 seconds.
The second menu is meant for the system installer.
Keep pushing the joystick key for 10 seconds or 5sec after the first menu.
Once you have chosen a menu, go to the parameter which you can change by using .
Use the joystick to modify and confirm by pushing the joystick .
To leave the parameter menu, choose « End » and push .
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INSTALLER’S AND USER’S PARAMETERS
Use the joystick to change the mode
Mode BOOST
Press the joystick
to enter in the BOOST mode.
Use the joystick to make blink the duration or the temperature.
When the value is blinking use the joystick to adjust:
- The duration with duration in hours « Hour » when it’s less than 24 h or in days « day ».
- The desired temperature for this duration (adjustable between 5 and 37°C)
To valid your adjustments press the joystick
.
To leave the BOOST mode before the end duration, press the key.
Mode COMFORT
Use this function to set your installation in comfort mode.
Use the joystick to adjust the setting temperature. (Default setting 21°C)
Mode AUTO
Use this mode so that your installation follows the pilot wire orders
When the thermostat receives an order the logo appears.
You can check this order by pressing 2 seconds on the joystick .
The title of the order is displayed during 5 seconds on the left of the display, the temperature
displayed is the new calculated setting temperature.
Orders description:
- 1 => setting temperature – 1°C
- 2 => setting temperature – 2°C
- 4 => setting temperature – 4°C
OFF => the system is shut OFF
A_F => Anti Freeze mode => setting temperature = 7°C
Mode REDUCED
Use this function to set your installation in comfort mode.
Use the joystick to adjust the setting temperature. (Default setting 17°C)
Keyboard lock and unlock function.
Available in all modes.
To lock the key board, maintains the joystick
pressed and press the key at the same
time, then the symbol “ “appears.
To unlock the key board repeat this procedure, (the symbol “ “ will to disappear)
Error codes
Error on the External (Floor) sensor => Err and are blinks.
Error on the internal sensor => Err and are blinks.
FUNCTION MODES DESCRIPTION
Parameters User’s Menu
numbers names Description of the parameter Works adjustment Other regulations
01 °C °F Select a type “°” on the display °C °F
02 CAL Air
Calibration of the internal probe
(The calibration must be done after 12H working
with the same setting temperature. Check the
room temperature with a thermometer and enter
the reel value)
Air sensor + 0°C From -5°C to +5°C
03 CAL Flor Calibration of the external probe (if connected)
(The calibration must be done same as above) Floor sensor + 0°C From -5°C to +5°C
09 End To exit the user’s menu
The software version is displayed on the bottom FLUS n x.xx
Parameters Installer’s Menu
numbers names Description of the parameter Works adjustment Other regulation
11 SENS Selection of the sensor for regulation « Air Only»
Room sensor only
« Air Lo »
Room sensor with floor limitation
(Low limitation)
« Air Hi »
Room sensor with floor limitation
(Hight limitation)
« Air LoHi »
Room sensor with floor limitation
(Hight and Low limitation)
« Flor Only »
Floor sensor only
12 rEGU Selection of regulation type « bp »
Proportional band « hyst »
Static differential of 0.5°C
13 t Cy Selection of the proportional band duration in
minutes « 10 » Electrical Floor heating « 10 »
Panel Heater « 10 »
14 t on Minimal starting time in minutes « 002 » Adjustable 0 to 5
15 t off Minimal resting time between 2 heating cycles in
minutes « 003 » Adjustable 0 to 5
16 bp Value of the proportional band in °C « 4.0» Adjustable 1°C to 7°C
17 Load Value of the connected load in Watts «1500 »
«500» For Load < 500W
«1000» For 500 < Load < 1000W
«1500» For 1000 < Load < 1500W
«2000» For 1500 < Load < 2000W
«2500» For 2000 < Load < 2500W
«3000» For 2500< Load < 3000W
«3500» For 3000< Load < 3500W
18 FL.Li
Lo
Lower limit of the floor temperature. Only
effective if the external probe is connected and
selected. « 18°C » From 5°C to « FL.Li »
Lo
19 FL.Li
Hi
Upper limit of the floor temperature. Only
effective if the external probe is connected and
selected. « 28°C » From « FL.Li »to 37°C
Hi
20 ALL reset This parameter allows you to choose the works
adjustments Keep pressing during a few seconds
29 End To exit the installer’s menu
PPL IMP 1575 A
1: Operating mode. (The active mode is framed)
2: Title of the parameter when “7” is displayed.
3: Setting temperature or parameter value
when “7” is displayed.
4: Type of sensor selected.
5: Heating indicator.
6: Keyboard locked indicator.
7: Installer’s or user’s menu number.
8: Room or floor temperature indicator
Only in the user’s menu.
A: Escape key (to exit the current menu or reload the
factory setting value)
B: Main switch
C: Joystick (To change mode or current value)
DISPLA
Y
& KE
Y
USER GUIDE
TECHNICAL CHARACTERISTICS
Measuring accuracy 0.1°C
Operating temperature 0°C - 50°C
Setting temperature range 5° C – 37° C by 0.5° C step
Regulation
Characteristics Integral proportional band or Static differential.
(adjustable in the installer’s menu)
Electrical Protection Class II - IP21
Color Polar White RAL 9010
LCD back light Amber
Main Switch Two poles 16A
Power supply 230Vac +/- 10% 50Hz
Output Relay 16A 250Vac resistive load (AC1)
Type of external sensor CTN 10K 3M
Software version The version is indicated in the installer menu.
1
8
2
3
4
5
6
7
Flush mounting digital thermostat with 6 orders pilot wire
A B C
External sensor 10K
2
4 5
6
PPL IMP 1
5
7
0
A
1
Min 20cm
~1,50 m
SE Installation
FIN Asennus
F Installation Installation Installation Installazione Instalación
GB
NL
D I E
instalação
P installatie Installasjon
N
L N
230 Vac
L N
60mm
60 mm
1
1
2
25mm 32,5mm 81,5 mm
81,5 mm
3
3
1
2

Produktspecifikationer

Varumärke: Watts
Kategori: Termostat
Modell: EFHT-LCD

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