PCE Instruments PCE-SPM 1 User manual

Manual
PCE-SPM 1
Solar Meter
www.pce-
i n s trument s .com

   
 
   
 
 
 
 
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 
       


 0  
0 


 
 



 

 











  





         

         
        
     


       

  
  

    

 


     
   

 

   
 



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       
         

          
 
  
 

          

-5-

Themeter
has
dataloggingandRS-232
functions,so userscan
make
a furtheranalysisbyaccessing
either
of bothfeaturesfor
convenience.
1.Solar
PowerPanelIndustry:
Take
themeter to measure thesolar
power
at the installed
place
to findoutthemost advantageous
angle
anddirection
forthesolar
power
radiation
before
thesolar
panel
isinstalled.
2.Solar
PowerResearch:
In
Taiwan,the
sunshine
is
quite
sufficientandhasbeenusedfor
many
kinds
of applicationswidely recently.ln themeanwhile,
some
related
industries
and academic
organizationsare also
dedicated
to thesolar
power
development.Themetercanbe
used
forSolarPowerresearch
. asa tool
ofeducationand can
alsobe
usedtoprove
theefficiencyofthe
solar
battery.
3.Agriculture:
Vegetables,
flowers
and
plants
areinfluenced
bysunshine,
especially
for
the
plants
cultivated
in
a
greenhouse.
Themeter
can
measure
thesolar
power
efficientlyandisthebest
tool
for
farmersto
get
the
plants'growing
undercontrol.
4.
Solartransmission
measurement:
The metercan measure the solar transmissionwhich is
applicable
for
glass,
heatinsulation
papers,parasols,
sunshades
andsoon.
Forexample:
O Tocomparethesolar
power
radiation
measuredbeforeand
after
thesunshdeis installed.
Themeasuredreadingsare
helpful
for recognizing
whether
the used materialof a
sunshade
is
good
forinsulating
thesolar
power
transmission.
OTocheckthe
ratio
ofsunshineinsulationwith
heatinsulation
paper.
5.
Construction:
To checkthesunradiation
at anyangleandanymoment,
whichis helpfulforthe installation
of sheltering
systems
to
controlthe
indoor
temperatureefficientlyand
save
energy.
@
Zero
Adjustment.
Preee
andhold
thiskey,thenturnon
themeter
again,
there
shows
"CAL'mark
onthe LCD.
Coverupthe
solardetector
then
press
J key, LCD
will
show'MlN'mark
tozero
the
reading
and
exit.
@A key :In READ
mode,
press
this
key
toincrease
the
memorylocation.
In
settingmode,
press
thiskey
to
increase
the
parameter.
MEMORY
) key
:
O Memory Fungtion
:Pressthiskeymomentarily
tostorea
measuringvalue.
@
Clear
thestoredData
.Press
andhold
this
key,
thenturn
on themeter
again.There
shows
"CLr"
mark
on LCD.
PressV key to select
"\E5" or "f-l
O" to erasethe
memorydata.
@AutoDataMemory
: Press
thiskeyfor
3sqcondstoenter
auto
datamemorymode,
LCDwill
show
"lM
f'
markflicker.
Press
thiskey
againtoexit.
@
) key: In
settingmode,
press
thiskey
tomovecursorto
thedesired
position.
READ
Y key:
O ReadFunction
:Press
this
key
toREADmode,
then
press
A orV key to
selectthedesiredstorednumber
ofdatato
read.Press
J key
toexit.
O V key: ln READmode,
press
this
key
to decreasethe
memorylocation.
In
settingmode,
press
this
key
todecreasethe
parameter.
@
AutoDataMemoryInterval
timesetting: Pressthiskey
for
3 seconds
tointerval
timesettingmode,
then
press
A
or V key
to select
thedesiredtimefrom 1 secondto 1
minute.
Press
J key
tostore
the
setting
timeand
exit.
@
PC
interface
:Pressthiskeyfor
6secondstoPC
communication
mode.
9.Tripod
mounted
screw.
10.
RS-232
port.
Electricity
canbe produced by combiningthebuilding
materials
with
thesolar
powerpanel. Themetercanmeasure
thesolar
power
radiation
toreachthehighefficiency.
6.Hydrological
CI When ground
water on the surface
is evaporated by
sunshineandbecomesclouds,cloudsarecondensedand
become
rainfallcausedby
the
gravitation.
O Sunshineradiatesto the ocean and the temperature
difference
oftheoceanoccurs.
OSunshineradiates
totheearth,asevery
place
oftheearth's
surface
affactedby heat is different,this causes
the
atmospheric
convectionactivityandbecomes
wind
andthe
waves
oftheoceansurface.
3.
SPECIFICATIONS
o Display: LCD
display,4 digit LCD
reading.
o MeasuringRange: 2000Wm2,634 Btu
/ (ft2x
h)
r Resolution: 0.1Wm2 ,
0.1Btu
/ (ft2 x h)
o OverrangeDisplay: LCDwillshow
"OL"
symbol.
o Spectral
Response
:400-1000nm
o Accuracy : Typicallywithin
+10
Wm2 [t3 Btu| (ftz x h)]or
t5%, whicheveris
the
greatest
in
sunlight
; ^
Additionaltemperatureinduced
error
+0.38
Wlm'l
'C lx}.12Btu/ (ft2x
h)/'Clfrom25t
r Angular
Accuracy.Cosineconected
<5o/ofor
angles
<60'
o Drift : < +2o/o
peryear
r SamplingRate
.4 times/sec.
r Photo Detector : Onesilicon
photovoltaic
detector.
r Manual
DataMemoryCapacity
: 99 sets.
r Auto DataMemoryCapacity:43000sets
o OperatingTemperature
& Humidity :
0t to50C (32"Fto 122'F
) & 0%to 80%
RH.
5.OPERATIONS
tr The meter
uses
a silicon
photovoltaic
detector
mounted
in a
cosine-corrected head to provide solar radiation
measurements
for solar, agricultural, meteorological,and
hydrological
applications.
D Themeteraccuratelymeasures
sun
plus
skyradiationfor
the
spectralrangeof400to 1100nm. Sensorscalibratedto this
spectralrange
shouldnot be used for vegetationor under
artiflciallights.
5-1
SolarPowerMeasurement
ln power
mode,
the metermeasures the power
of solar
radiation.
1. Press
"O "key
toturnon
the
meter.
2. Press
"SET"
key
toselectthe
desiredWm2orBtui (f x h)
unit.
3. Position
the
meterwith
thesolarsensor
facing
the
sun
directly.
4. Read
thesolar
power
valuefrom
the
LCD
display.
5. Press
"HOLD"
key, if the displayedvalue needsto be
held.
Press
that
key
againtoexit.
-3-
-2-
7.
8.
Calibration
factor* H
h',,T5
[l +
f-l f-f w/m'
aaaa2
Lf.Lf Btu/(ft.h)
-7-
-6-
f-APO
mark

5-2Using the MAX MINRecordingModefor Solar Power
Measurement
1.
Pressthe
"O "key
to
turnonthe
meter.
2.Press
'SET'keytoselect
thedesired
Wm2orBtu/ (ft2
x h)
unit.
3.
Positionthe
meterwith
thesolarsensor
facingthesun
directly.
4.Press
"MODE'
keyfor3 secondsto MAX
MINRecording
mode. Themaximum,minimum,andaverage
values
are
then
resettothe
present
reading,LCDshows
"MAX"
mark
andtheauto
power
offfeatureisdisabled.
5.
Press
'MODE"
keytocyclethemaximum
(MAX),
minimum
(MlN). average (AVG),
and present(MAX MIN AVG)
readings,
whichindicatewhatvalueisbeingdisplayed.
The
average
readingisthe
averageofthe
last
4 times
present
values.
6.Press
"MODE'
kev
for
3secondstoexit.
1.Press
the
"O "key
toturnonthe
meter.
2.Press
"SET"
keytoselectthe
desired
Wm2
orBtu/ (ftz
x h)
unit.
3.Positionthemeter
withthesolarsensor
facinq
thesun
directly.
4.Press'POWERIo/o"
key
totransmission
mode,
LCD
then
shows"%"mark.
5.
Press'J"key
to
storethesolar
power
measuredvalue
asa
reference,
LCD
then
shows
"100.0%'.
6.
Put
the
glass
orfilm
material
between
thesolarsourceand
the
metersolarsensor.
7.Read
the
LCDdisplay.
8.Press
"HOLD"
key, if thedisplayed
value needsto be
held.
Press
'HOLD'
keyagaintoexitdata
holdmode.
9.
Removethesample
material
and
confirmthe
meterreturns
to100.0%.lfthemeter
doesnotdisplay
100.0%with
the
sample
removed,
then
forgetthe
readingandbeginthetest
process
again.
10.Press
"POWER
I o/o"
kev
toexit.
3. Press
")" key
toselectthe
desired
flicking
digit.
4.Press
"A" or "V" key
tothedesiredvalue.
Repeat step 3 and 4 for the remaining
digits until
displayingvalueis
thesameasthe
standard
reference.
5. Press
"J"key
tostorethenew
settinq
value
andexit.
5-8Zero ReadingAdjustment
1. Press
& hold
'POWER
I o/o" key
then turnonthemeter
again
tozeroreading
adjustment,LCD
thenshows
"CAL"
mark.
2. Cover up the solar sensor,and press"J" key LCD then
shows
"MlN"
mark
1second
tozero thereadinq.
cAL ff.fi w/m'
5-9AutoData
Memory
1.Clearthe
automemorized
dataonlybyPC.
2.lnterval
timesetting
n.n .
u.u .
O Press
"O' key
toturn
on
themeter.
MAX
5MINAVG
,nnn
I,UUU
Mtfi n
LTl|l|/m'
5-3Solar
PowerTransmissionMeasurement
lntransmission
mode,
the
meterisabletocalculate
thesolar
transmission
percentage
associated
with
agiven
material
such
as
glass,
film
orother
transparentmaterials.
@Press
"A" or"V" key
toselectthedesiredmemory
address
number
datafordisplay.
O Press
"J" key
toexit.
5-6Disable
Auto Poweroff Function
Themeterwill
turnoffautomatically if no keypressed
for 10
minutes.
Disable
auto
power
offfunction :
1.
Press
" @ "key
toturnoffthemeter.
2.
Press
andhold
"HOLD"
key
thenturnonthemeter
again,the
auto
power
off
function
willbedisabled.
Theauto
power
off
mark
"+"
will
disappear.
3.Auto
power
off
function
will
beactuated
everytime
you
turnon
themeter.
5-7
SettingtheCalibration
Function
(CAL)
The
calibrationfactor
CALservesto
calibratetheresultdisplay.
The
solar
power
value
measuredinternally
is multiplied
by
the
value
of
CALthathasbeen
enteredand
the
resulting
valueis
displayed
orstored.The
CALsettingrangeis from
0.000to
9.999. The calibrationfactor
adjustmentmethod
needs
a
standard
solarmeter
as
areference.
1.Press
" (i) ' key
toturnoffthemeter.
2.Preee & hold
"SET"
key,
thenturn
onthe
meter
againtoset
upcalibrationfactor,LCD
thenshows
"CAL"
mark
and
the
first
digitstarsflickingwhich
canbe
changed.
-9-
-8-
the
t)
0l
t0
a
-a
-
l-a
JT
7r'l
-
n
Ll.
*'ff
F
vrs l- | ^<-
)- L t
i
l-f l-f l-l y{
/m'
LI LI.LI
*i'f
5fY
/m'
?ib,
fi[.[
f-f t',
LI.LI W/m'
a,nn
I.U U
-12- -13-