Operating instructions

ManualsBrandsBoneco ManualsHumidifiersU650

C) Timer

UsingbuttonC,theoperationtimecanbeset–adjustable

between 1 and 8 hours, or continuous operation (CO).

Symbol Gshowstheoperatingperiodthathasbeenset

(1h/2h/3h/4h/5h/6h/7h/8h/CO).Thedisplaywillautomati-

callyshowthecurrentvalueafterafewseconds.

D) Controlling mist output and Evaporator

output

ByrepeatedlypressingbuttonDyoucancontrolthemist

output.Symbol Hshowswhichof thethreelevels (low/

medium/high)youhaveselected.

E) Operation with pre-heating

ButtonEisusedforswitchingthepre-heatingonandoff

(symbol Ilightsup).Asaresult,thewaterispre-heatedto

atemperatureof80°Cbeforeenteringthenebuliserspace.

Ittakesapprox.10to15minutesforthewaterinthebase

towarmup.Themistnowleavesthenebuliserspaceata

pleasanttemperatureof40°C.Theadvantageofthisis

thattheroomtemperaturedoesnotdropand,inaddition,it

significantlyimprovesthewaterqualitymaintenance.

F) Auto/Sleep Mode

Theautomaticandsleepmodescanbeactivatedbypres-

singbuttonF.Bypressingthebuttononce,theautomatic

functionisswitchedon(symbol Jappearsonthedisplay),

maintainingtheoptimumhumiditysubjecttothetempe-

rature.Control takes placeby means of output quantity

andpre-settargetvalue.Bypressingthebuttontwice,the

sleepfunctionisswitchedon(symbol Kappearsonthe

display),thetargethumidityis50–65%;theoperationtime

issetat6hours;theheatingisswitchedonandthedisplay

brightnessisautomaticallydimmed.Inaddition,theoutput

quantityisalsocontrolledsubjecttothedifferencebetween

thetargetvalueandtheactualvalue.

Thehygrostatandmistoutputsettingscannotbechanged

ineithermode.IfthebuttonsBorDarepressed,theunit

willnolongerbeinautoorsleepmode.

A) On/Off Dial and Display Dimmer

BypressingbuttonAonce,youcanswitchtheuniton.By

pressingittwice,thedimmerisswitchedonwhichauto-

matically dims the display brightness and symbol N

comeson.Whenchanginganysettingsthedisplaywillillu-

minateforafewsecondsbeforereturningtodimmermode.

BypressingbuttonAathirdtime,theunitisswitchedoff.

This button is also used to reset the cleaning indicator light

(byholdingdown).

B) Hygrostat (pre-set moisture level)

BypressingbuttonByoucansetthedesiredmoisturele-

velin%.Arelativemoistureofbetween40and60%is

recommended.Theaccuracyofmeasurementis+/-5%.

The unit will switch off when the moisture level exceeds

thedesired setting. During selection the target value is

displayed(symbol DESIRED).Thedisplaywillautomati-

callyshowthecurrenthumidityvalueafterafewseconds

(symbol CURRENT).

Operation U650 G) Timer Indicator

H) Mist Output Indicator

I) Pre-heating Indicator

J) Auto Mode Indicator

K) Sleep Mode Indicator

L) Empty indicator

Thetransparentwatertankmakesitpossibletoseethe

waterlevelwell.Furthermore,theunitshowsonthedisplay

(L)whenwatermustbeadded.

Pleasereadthechapter«Fillingthetank»formoreinforma-

tion.ThesymbolLmaystayilluminatedforsomeseconds

witharefilledtankuntilthebaseisfilledwithwater.

M) Cleaning indicator

IfsymbolMand«CLEAN»appearonthedisplay,theappli-

anceshouldbecleanedasrecommendedbythemanufac-

turer.Thissymbolcomesonautomaticallyevery2weeks,

dependingonthelevelofuse.Thedisplaycanbecancelled

bydepressingbuttonAforbetween10and15seconds.

N) Dimmer Indicator

DisplayDimmerOff

DisplayDimmerOn

For instructions see button A

CURRENT

TIME

DESIRED

J N