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INSTRUCTION
INSTRUCTION
INSTRUCTION
INSTRUCTIONMANUAL
MA NUAL
MANUAL
MANUAL
Humidity
Humidity
Humidity
Humidity&
&
&
&Temperature
Te mperature
Temperature
TemperatureMeter
Me ter
Meter
Meter&
&
&
&
Wet
Wet
Wet
WetBulbTemperatue
Bu lbTemperatue
BulbTemperatue
BulbTemperatue●
DewPoint
DewPoint
DewPoint
DewPointtemperatue
te mperatue
temperatue
temperatue
TABLETOFCONTENTS
TITLE
TITLE
TITLE
TITLE
1.INTRODUCTION
2.FEATURES
3.SPECIFICATIONS
4.PANELDESCRIPTION
5.HUMIDITYANDAIR
TEMPERATUREMEASUREMENTS
6.BATTERYREPLACEMENT
1.
1.
1.
1.INTRODUCTION
IN TRODUCTION
INTRODUCTION
INTRODUCTION
The2in1digitalHumidity&
TemperatureMeter&WetBulb
Temperature●DewPointtemperature
hasbeendesignedtocombinethe
functionsofHumidityMeter,
TemperatureMeter,WetBulb
TemperatureandDewpoint
temperature
ItisanidealHumidity&TemperatureMeter
Instrumentwithscoresofpractical
applicationsforLaboratory,industrial,
Engineerandprofessional
TheHumidity&TemperatureMeterisfor
useahumidity/semiconductorsensor.This
operationsmanualcontainsgeneral
informationandspecification
2.FEATURES
FEA TURES
FEATURES
FEATURES
�
FastResponseTime
%RH:10S(90%at+25℃still
air)
�
HighAccuracy
�
DewpointTemperature(-30℃~100℃
/-22℉~199℉)
�
WetBulbTemperature(0℃~80℃
/32℉~176℉)
�
Resolution0.01%RH,0.01℃/0.01℉
�
MaxHoldandDataHoldFunction
�
MicroProcessor-basedDesign
�
DualDisplayTemperature&Humidity
�
AutoPowerOff,DisableSleepMode
�
Backlight
�
MiniSize
�
Size(H*W*D):225*45*34mm
�
Weight:200g
3.
3.
3 .
3.SPECIFICATIONS
SPEC IFICATIONS
SPECIFICATIONS
SPECIFICATIONS
Display:
Display:
Display:
Display:Large4-1/2dualdigitalLCDdisplaywith
backlight
Sensor
Sensor
Sensor
SensorType:
Ty pe:
Type:
Type:
A
singlechiprelativehumidity
andtemperaturemultisensormodulecomprising
acalibrateddigitaloutput
Response
Response
Response
ResponseTime:
Ti me:
Time:
Time:
%RH:10S(90%at+25℃
stillair)
Accuracy
Accuracy
Accuracy
Accuracynote
no te
note
note:Accuracyisspecifiedforthe
followingambient
temperaturerange:
64°Fto82°F(18°Cto28°C)
Sampling
Sampling
Sampling
SamplingRate
Ra te
Rate
Rate:
:
:
:2.5samplespersecond
Polarity:
Polarity:
Polarity:
Polarity:Automatic,(-)negativepolarity
indication.
Over-range:
Over-range:
Over-range:
Over-range:“OL”markindication.
Low
Low
Low
Lowbattery
ba ttery
battery
batteryindication:
in dication:
indication:
indication:The“”isdisplayed
whenthebatteryvoltagedropsbelowthe
operatinglevel.
Operating
Operating
Operating
OperatingConditions:
Co nditions:
Conditions:
Conditions:32℉to104
o
F(0
o
Cto
40
o
C);<80%RHnon-condensing
Storage
Storage
Storage
StorageConditions
Co nditions
Conditions
Conditions:14℉to140
o
F(-10
o
Cto
60
o
C);<80%RHnon-condensing
Auto
Auto
Auto
AutoPower
Po wer
Power
PowerOff:
Off:
O ff:
Off:Meterautomaticallyshutsdown
afterapprox.15minutesofinactivity(SleepMode)
To
overrideAutoPowerOfffunction(Non-Sleep
Mode),firstlypressthehold/backlightbuttonand
hold,thenpresspowerbutton,afterthefull
displayappears,releasebothbuttons.Icon“ ”
willnotshownontheLCD.Theunitwillnotauto
poweroffnow.
Power:
Power:
Power:
Power:Onestandard
9V,
NEDA1604or6F22
battery.
Dimensions/Wt.:
Dimensions/Wt.:
Dimensions/Wt.:
Dimensions/Wt.:
225(H)x45(W)x34(D)mm/200g
Humidity/Temperature
Humidity/Temperature
Humidity/Temperature
Humidity/TemperatureMeasurement
M easurement
Measurement
Measurement
Range:
Range:
Range:
Range:
Humidity:0%~100%RH
Temperature:–30℃~100℃
-30℉~199
℉
,
Resolution:0.01%RH,0.01℃/0.01
℉
.
HumidityAccuracy:
+ 2%RH(at25℃,20%～80%RH).
+2.5%RH(atotherranges)
Note:Themeasuringrangeisfrom0%to
100%,butabove80%andbelow20%the
deviationisnotspecified.
AirTemperatureAccuracy:
+ 0.5℃/+ 0.9℉(at25℃)
+0.8℃/+ 1.5℉(allotherranges)
4.
4.
4.
4.PANEL
P ANEL
PANEL
PANELDESCRIPTION
D ESCRIPTION
DESCRIPTION
DESCRIPTION
①Humidity
Humidity
Humidity
Humidity/
/
/
/Air
A ir
Air
AirTemperature
T emperature
Temperature
TemperatureProbe
P robe
Probe
Probe
(HumiditySensorandSemiconductor
Sensorinside)
②LCD
LCD
LCD
LCDdisplay:
d isplay:
display:
display:41/2dualdigitsLCD
displaywithunitsof
o
C,℉,%RHdewpoint
wetbulbandlowbattery“BAT”MIN/MAX
HOLD,
DATA
HOLDindication.
③MAX/
MAX/
MAX/
MAX/MIN
M IN
MIN
MINButton:
B utton:
Button:
Button:
MAX/MIN:PressMAX/MINtoenter
MAX,MINRecordingmode(manual
rangeonly).Selecttheproperrange
beforeselectingMAXMINtoensure
thattheMAX/MINreadingwillnot
exceedthetestingrange.Pressonce
toselectMIN.Pressagaintoselect
MAX.
Press
Press
Press
Pressand
a nd
and
andhold
h old
hold
holdthe
t he
the
theButton
B utton
Button
Buttonfor
f or
for
forover
o ver
over
over
2
2
2
2second
second
second
secondto
t o
to
toturn
t urn
turn
turnoff
o ff
off
off
MAX,
M AX,
MAX,
MAX,MIN
M IN
MIN
MIN
Recording.
Recording.
Recording.
Recording.
④℉,
,
,
,℃,
,
,
,dewpoint
d ewpoint
dewpoint
dewpoint，wbt
w bt
wbt
wbtselect
s elect
select
selectButton:
B utton:
Button:
Button:
Press℉,℃,dewpoint， wbtselectButton
toenterselect℉,℃,dewpoint,wbt
Measurement
5
Power
Power
Power
PowerON/OFF
O N/OFF
ON/OFF
ON/OFFButton
B utton
Button
Button:
:
:
:
TurnthemeterpowerON/OFF
6
HOLD
HOLD
HOLD
HOLD/Backlight
/ Backlight
/Backlight
/BacklightButton:
B utton:
Button:
Button:
PressHold/backlightButtontoenter
holdfunction.Thereadingwillbe
heldwhenDataHoldbuttonSwitch
ispressed
PressHold/backlightButtonforover2
secondtoturnonoroffbacklight
function
7
Battery
Battery
Battery
BatteryCompartment
C ompartment
Compartment
Compartment
5.
5.
5.
5.Humidity
H umidity
Humidity
Humidityand
a nd
and
andair
a ir
air
airTemperature
T emperature
Temperature
Temperature
Measurements
Measurements
Measurements
Measurements
1.Holdtheprobeintheareatobetested&
allowadequatetimeforreadingsto
stabilize.
2.Press℉,℃,dewpoint,WBTselectButton
toenterselect℉,℃,dewpointWBT
Measurement
3.ReadtheRelativeHumidityandAir
Temperature,dewpointtemperaturewet
bulbtemperautre
NOTE:
NOTE:
NOTE:
NOTE:Donotimmersetheprobeinliquid;it
isintendedforuseinairon.
Warning:
Warning:
Warning:
Warning:
Don’texposethehumiditysensortodirect
sunlight(insolation).
Don’ttouchormanipulatethehumiditysensor.
6.
6.
6.
6.Battery
B attery
Battery
BatteryReplacement
R eplacement
Replacement
Replacement
Ifthesign“”appearsontheLCDdisplay,
itindicatesthatthebatteryshouldbereplaced.
Openthebatterycaseandreplacethe
exhaustedbatterywithnewbattery.(1x9V
batteryNEDA1604,6F22orequivalent)
/
