harmoni 25 User manual

1
installation guide
digital timer thermostat
www.harmonithermostat.co.uk

installation guide
2
Contents
Page
1 Introduction .............................................................. 3
2 Button and display description ................................ 4
3 Installing and wiring the thermostat ........................ 5
4 Basic functionality .................................................... 6
4.1
6HOHFWKRZWRFRQWURO\RXUÜRRUKHDWLQJV\VWHP ... 6
  5HFRPPHQGHGVHWWLQJV 
  6HWWLQJWKHFORFN 
  6HWWLQJWKHPD[LPXPÜRRUWHPSHUDWXUH 
  5HDGLQJWKHÜRRUWHPSHUDWXUH 
  )URVWSURWHFWLRQPRGH 
5 Timer functionality .................................................... 10
  $FWLYDWLQJWLPHUPRGH 
  3URJUDPPLQJWKHWLPHU 
  3URJUDPPH\RXUVHWWLQJV 
ØØ 3DBGMHB@KØRODBHÚB@SHNMRØØ 
7 Disposal information & notes.................................... 14
8 Warranty ................................................................... 15

harmoni 25
3
More information on this product can be found at:
www.harmoni-stat.co.uk
Introduction 1
harmoni 25LVDQDGYDQFHG digital timer thermostat XVHGIRU
FRQWUROOLQJHOHFWULFDOXQGHUÜRRUKHDWLQJHOHPHQWV
7KHWKHUPRVWDWLVGHVLJQHGIRUÛ[HGLQVWDOODWLRQRQO\,WFDQEH
XVHGWRFRQWURO\RXUÜRRUKHDWLQJV\VWHPE\HLWKHUWKHÜRRU
WHPSHUDWXUHWKHURRPWHPSHUDWXUHRUERWKWRJHWKHU
Please note
7KHWKHUPRVWDWPXVWEHLQVWDOOHGE\DQDXWKRULVHG
HOHFWULFLDQ
,QRUGHUWRREWDLQWKHKDUPRQL\HDUZDUUDQW\DQ
DXWKRULVHGHOHFWULFLDQLQVWDOOHUPXVWÛOOLQWKHZDUUDQW\
GHWDLOVsee page 15).

installation guide
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&XUUHQWÜRRU
WHPSHUDWXUH
&XUUHQWURRP
WHPSHUDWXUH
2Q2II
0RGH
&ORFN
8S
Down
+HDWLQJ
HOHPHQW
ZDUPLQJ
)URVWSURWHFWLRQ
PRGHDFWLYDWHG
7KHUPRVWDWRQ
'D\RIWKH
ZHHN
7LPHPRGH
DFWLYDWHG
Button & display description 2

harmoni 25
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Installing & wiring the thermostat 3
7RPRXQWWKHWKHUPRVWDWWRWKHZDOO
ER[VRFNHWRSHQWKHWKHUPRVWDW
E\ JHQWO\SXVKLQJLQWKHWZRWDEV
DWWKHERWWRPRIWKHFDVLQJZLWKD
VFUHZGULYHU
7RÛ[WKHWKHUPRVWDWDWWDFKWKH
FDEOHVsee wiring diagram below)
DQGVFUHZLQWRWKHZDOOER[VRFNHW
2QFHIDVWHQHGDQGWKHFDEOHV
FRQQHFWHGUHFRQQHFWWKHIURQW
SDQHOWRWKHEDFN
Wiring diagram
3XVKLQWDEV
2
3
1
2
3
1

installation guide
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Basic functionality 4
Power on/off
3UHVV WRWXUQWKHWKHUPRVWDWRQRURII
Ø2DKDBSØGNVØSNØBNMSQNKØXNTQØÛNNQØGD@SHMFØRXRSDLØØØ
7KLVFDQEHFRQWUROOHGE\SUHVVLQJPRGH :
a) Floor temperature: Mode 2
7KHKHDWLQJHOHPHQWWXUQVRQRIIDURXQGDÜRRUWHPSHUDWXUH
VHWSRLQWWKHWHPSHUDWXUHVKRZQLQWKHGLVSOD\LVWKHDFWXDO
ÜRRUWHPSHUDWXUH
b) Room temperature: Modes 1 & 4
7KHKHDWLQJHOHPHQWWXUQVRQRIIDURXQGDURRPWHPSHUDWXUH
VHWSRLQWWKHWHPSHUDWXUHVKRZQLQWKHGLVSOD\LVWKHDFWXDO
URRPWHPSHUDWXUH
BØ"NLAHMDCØÛNNQØØQNNLØSDLODQ@STQDØ,NCDRØØØ
7KHKHDWLQJHOHPHQWWXUQVRQRIIDURXQGDURRPWHPSHUDWXUH
VHWSRLQWZLWKDUHTXHVWHGPD[ÜRRUWHPSHUDWXUHNoteÜRRU
WHPSHUDWXUHLVSULRULWL]HGRYHUURRPWHPSHUDWXUH
"G@MFDØADSVDDMØSGDØ@ANUDØÛNNQØGD@SHMFØLNCDR
:LWKWKHWKHUPRVWDWWXUQHGRII
3UHVV DQG IRUVHFRQGV
6HOHFWPRGHWRsee table on next page for details)

harmoni 25
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$IWHUFKRRVLQJWKHGHVLUHGPRGHGRQRWSUHVVDQ\IXUWKHU
EXWWRQVDQGWKHWKHUPRVWDWZLOOJREDFNWRQRUPDOVWDQGE\
PRGH
4.2 Recommended settings
KDUPRQLUHFRPPHQGVWKHIROORZLQJVHWWLQJVIRUGLIIHUHQWW\SHV
RIÜRRUFRQVWUXFWLRQV
Program mode Top flooring
Wooden floor* Tiled floor†
1(room sensor) If total effect: 0W–1840W 9
2(floor sensor) If total effect: 0W–2990W 99
3(combined room & floor sensor)
If total effect: 1840W–2990W 99
4(room sensor)
If total effect: 1840W–2990W 9
5(combined room & floor sensor)
If total effect: 0W–1840W 99
7RSÜRRULQJPDGHRIPDWHULDOVVXFKDVSDUTXHWODPLQDWH
 PDVVLYHZRRGFDUSHWRUOLQROHXP
†7RSÜRRULQJPDGHRIPDWHULDOVVXFKDVWLOHVFRQFUHWHRU
 PDUEOH

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Basic functionality 4
4.3 Setting the clock
3UHVV RQFHDQGWKHKRXUZLOOÜDVK
8VHWKH 8S'RZQNH\WRVHOHFWWKHKRXUV
3UHVV DJDLQXQWLOPLQXWHVÜDVKHV
8VHWKH 8S'RZQNH\WRVHOHFWWKHPLQXWHV
3UHVV EXWWRQDJDLQXQWLOWKHZHHNGD\ÜDVKHV
8VHWKH 8S'RZQNH\WRVHOHFWWKHGD\RIWKHZHHN
$IWHUVHWWLQJWKHGD\GRQRWSUHVVDQ\EXWWRQVDQGWKH
WKHUPRVWDWZLOOJREDFNWRQRUPDORSHUDWLQJPRGH
Ø2DSSHMFØSGDØL@WHLTLØÛNNQØSDLODQ@STQDØØØØØØØØØØØØØØ
7KLVIXQFWLRQLVXVHGPDLQO\IRUZRRGHQÜRRUVDQGLVRQO\
DYDLODEOHLQSURJUDPPRGHVXVLQJWKHÜRRUVHQVRUPRGHV
DQG
7KHWHPSHUDWXUHVHWWLQJVKRXOGEHPD[LPXP&ZKLFKLV
DOVRWKHGHIDXOWVHWSRLQWRIWKHWKHUPRVWDW
,I\RXFKRRVHWRFRQWUROWKHÜRRUWHPSHUDWXUHVROHO\E\WKH
ÜRRUVHQVRUPRGHWKHPD[ÜRRUWHPSHUDWXUHLVVHWIRU
&DQGFDQQRWEHFKDQJHG

harmoni 25
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"G@MFDØSGDØÛNNQØSDLODQ@STQDØL@WØKHLHSØLNCDØØØ
0DNHVXUHWKHWKHUPRVWDWLVWXUQHGRII
+ROGWKH EXWWRQIRUVHFRQGVXQWLOWKHGLVSOD\VKRZV
5HOHDVHWKH EXWWRQDQGWKHGLVSOD\ZLOOVKRZSET
(QWHUWKHPD[LPXPÜRRUWHPSHUDWXUHUDQJH&t&
Ø1D@CHMFØSGDØÛNNQØSDLODQ@STQDØLNCDØØØØNMKX
0DNHVXUHWKHUPRVWDWLVWXUQHGRQ
3UHVV RQFHWKHFTZLOOÜDVKDQGWKHGLVSOD\ZLOOVKRZ
WKHÜRRUWHPSHUDWXUH
,QPRGHÜRRUVHQVRUWKHGLVSOD\DOZD\VVKRZVWKHFXUUHQW
ÜRRUWHPSHUDWXUH
,QPRGHVURRPVHQVRUWKHGLVSOD\DOZD\VVKRZVWKH
FXUUHQWURRPWHPSHUDWXUH
4.6 Frost protection mode
7RHQDEOHIURVWSURWHFWLRQPRGHWXUQRIIWKHWKHUPRVWDW
3UHVV IRUVHFRQGV
6HOHFW GLVDEOHG
:KHQIURVWSURWHFWLRQKDVEHHQHQDEOHGWKHGLVSOD\VKRZV
:KHQHQDEOHGDQGWKHWKHUPRVWDWLVWXUQHGRIIKHDWLQJZLOO
DFWLYDWHLIWKHURRPÜRRUWHPSHUDWXUHLVORZHUWKDQ&KHDWLQJ
ZLOOVWRSLIWKHURRPÜRRUWHPSHUDWXUHLVKLJKHUWKDQ&

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Timer functionality 5
5.1 Activating timer mode
:LWKWKHWKHUPRVWDWWXUQHGRQSUHVVWKH EXWWRQIRU
VHFRQGV7KHIROORZLQJVHWWLQJVZLOOEHDYDLODEOH
 2YHUULGHGLVDEOHWLPHUIXQFWLRQDOLW\
 3URJUDPPDEOH$QGWKHGLVSOD\ZLOOVKRZ .
/HDYHWKHWKHUPRVWDWDQGWKHGLVSOD\ZLOOUHWXUQWRQRUPDO
5.2 Programming the timer LNCDØ
:KHQSURJUDPPLQJ\RXQHHGWRVHOHFW3URJUDPPDEOH
IXQFWLRQDQGWKHGLVSOD\PXVWVKRZ see above).
<RXFDQQRZVHWWKHKHDWLQJSURJUDPV7KHWKHUPRVWDWPXVW
KDYHIRXUKHDWLQJSHULRGVIRUZHHNGD\VDQGIRXUKHDWLQJ
SHULRGVIRUWKHZHHNHQG
Please note:7KHSURJUDPPLQJRIWKHZKROHFDOHQGDU
ZHHNPXVWWDNHSODFHLQRQHFRQWLQXRXVSURFHVVVRLWLVD
JRRGLGHDWRKDYHWKHSHULRGVZULWWHQGRZQIRUUHIHUHQFH
ZKHQSURJUDPPLQJWKHWKHUPRVWDW
)RUWKHZHHNHQG\RXZLOODOVRQHHGWRSURJUDPWZR
SHULRGV<RXFDQFKRRVHRQHRIWKHSHULRGVWREHYHU\
VKRUWRUDQH[WHQVLRQRIWKHRWKHU

harmoni 25
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Example, weekdays:
3HULRGVWDUWLQJDW7HPSHUDWXUHVHWWLQJ&
3HULRGVWDUWLQJDW7HPSHUDWXUHVHWWLQJ&
3HULRGVWDUWLQJDW7HPSHUDWXUHVHWWLQJ&
3HULRGVWDUWLQJDW7HPSHUDWXUHVHWWLQJ&
Example, weekend:
3HULRGVWDUWLQJDW7HPSHUDWXUHVHWWLQJ&
3HULRGVWDUWLQJDW7HPSHUDWXUHVHWWLQJ&
3HULRGVWDUWLQJDW7HPSHUDWXUHVHWWLQJ&
3HULRGVWDUWLQJDW7HPSHUDWXUHVHWWLQJ&
My settings:
Week days:
3HULRGVWDUWDWBBBBBBBBBBBBBB7HPSBBBBBBBBBB&
3HULRGVWDUWDWBBBBBBBBBBBBBB7HPSBBBBBBBBBB&
3HULRGVWDUWDWBBBBBBBBBBBBBB7HPSBBBBBBBBBB&
3HULRGVWDUWDWBBBBBBBBBBBBBB7HPSBBBBBBBBBB&
Weekend:
3HULRGVWDUWDWBBBBBBBBBBBBBB7HPSBBBBBBBBBB&
3HULRGVWDUWDWBBBBBBBBBBBBBB7HPSBBBBBBBBBB&
3HULRGVWDUWDWBBBBBBBBBBBBBB7HPSBBBBBBBBBB&
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installation guide
12
Timer functionality 5
5.3 Programme your settings
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harmoni 25
13
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External sensor NTC 10 kOhm at 25° C
Sensor values:
15°C
18°C
20°C
22°C
14.8 kOhm
13.1 kOhm
12.1 kOhm
11.2 kOhm
Display LCD
Power consumption <2W
Set-point range Room: 5°C to 35°C
Floor: 20°C to 35/45°C
Accuracy ±1°C
Buttons Touch pad
Switch current rating <13A (resistive load)
Mains voltage 85–240V~
Dimensions 86 × 86 × 13mm (W×H×D)
Fixing screw width 60mm
Housing ABS + PC Flame Retardant
Operating rating 0~30°C, 5~95% RH (non-condensing)
SW class A
Ball pressure test 100°C
Pollution degree 2
Weight 253 g

installation guide
14
Disposal information 7
Notes

harmoni 25
15
harmoni warranty 8
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harmoni cannot accept any responsibility for any errors in catalogues, brochures and other printed material. harmoni
reserves the right to alter its products without notice. This also applies to products already on order provided that
such alterations can be made without subsequent changes to specifications already agreed. All trademarks in this
material are the property of harmoni. harmoni and the harmoni logotype are trademarks of Edison House Ltd. All
rights reserved.