## 850018

Int r o d u c t i on

M ain Menu

R eal T i me Data Rec o r d i ng

D ata L o gger

To play recording sound

G r aph

F r eq uent ly As ked Ques t i on

I nt r o d u ction

850018 is a Sound Level Meter app li cati on to l oad the sto red data f r om the mem o ry of meter or c o llect the real ti me data f r om meter when it is c onnected to a c o m puter. It can play sound file

Sy s t em R e q uir e m e nt:

M i c r o s of t Wind o ws / 7/ 8/10 (c o m pati b le w ith 32 and 64 b it s y stem)

M inim um Har d ware R e q uir e m e nt:

A CD ROM d r i ver to run 850018 installati on d i sc

At least 50 MB f ree s pace availab le on hard d i sk to install 850018

M ain M e nu

F ile |

Open Open a f ile f r om y our c o m puter.

Save Save the acti ve w ind ow (when the capti on bar is hi ghli ghted) data to a f ile.

P r i nt P r int the data of the acti ve w ind ow (g raph or li st).

P r i nter Setup Select p r inter and set c onf i gurati ons.

E x i t Ter m inates 850018 app li cati on.

R e al Time |

R un Start c o llecting real ti me data.

Stop Stop c o llecting real ti me data.

D ata L o gg er |

L o ad Data L oad data f r om Sound Level Meter.

E r ase Mem o ry E rase the mem o ry on the Sound Level Meter. All the sto red data w ill be erased.

View |

Contr ol Panel Enab le Contr ol Panel w ind o w. Y ou can al so c ontr ol meter by the buttons in this Contr ol Panel.

R eal T i me G raph Enab le Real T i me G raph d i s p lay to g raph the p resent data.

L E Q | Open the L EQ functi on w ind o w.

| Output tabular data into g raphic v iew.

R e al Time Data R eco r ding

1. R eco r ding r eal time data in wav e f o r m:

1.1. P o wer on the Sound Level Meter and c onnect it to y our c o m puter v ia a m i c ro USB cab le.

1.2. Start 850018 app li cati on.

1.3. If the c onnecti on is success ful, the Contr ol Panel w ill d i s p lay the same value as the Sound Level Meter. If fail to estab li sh the c onnecti on, it w ill d i s p lay "No Connecti on" on the Contr ol Panel.

1.4. Select sam p ling rate f r om Real T i me G raph w ind ow

No t e:

If y our c o m puter s peed is s l o w, select sam p ling rate ab o ve 2.0 sec ond s.

If y ou intend to sam p le a lar ge am ount data (m o re than 5000), at least 64 MB ram is rec o mmended to keep c o m puter per fo r mance.

1.5. Cli ck to start rec o r d ing real ti me data. There w ill be a wavefo rm on the Real T i me G raph w ind o w.

1.6. Cli ck to stop rec o r d ing.

2. Save the r eco r d ed r eal time data to a file:

2.1. Cli ck the Real T i me G raph w ind ow y ou want to save and the g raph w ind ow w ill bec o me acti ve.

2.2. Cli ck to save d ata to a f ile.

2.3. There w ill be a save d ial og w ind ow for y ou to choo se the f ile name and fo r mat to save.

T here are three f ile fo r mats y ou can choo se f r o m: (1) b inary f ile (*.ghf), (2) text f ile (*.txt), (3) CSV f ile(*.c s v).

(1) The *.ghf f ile o ccup ies much fewer d i sk s pace to save the data than the other two f ile fo r mats, but it can only be o pened in 850018.

(2) Text f ile (*.txt) can be o pened in 850018 and any other w o rd p r o cess or app li cati ons, such as

M i c r o s of t Wo r d, N otepad, etc.

(3) CSV fo r mat f ile (*.c s v) can be o pened in 850018 as well as M i c r o s oft E x cel or other s p read sheet app li cati ons.

No t e:

If dec i mal separator is c o mma in y our c ountr y, this f ile fo r mat w ill be d i sab led, because .CSV f ile al so use c o mma as data separato r. F or exam p le, 78,6 dB w ill bec o me two separate rec o r ds of 78 dB and 6 d B.

D ata L o gg er

1. R ead the u s er manual of y o ur So und L e v el M e t er f or the in s t r uctio ns of Data L o gg er s e ttin g s.

2. R e t rie ve r eco r d ed data f r om So und L e v el M e t e r:

2.1. P o wer on the Sound Level Meter.

2.2. Connect the Sound Level Meter to y our c o m puter v ia a M i c ro USB cab le.

2.3. Launch 850018 app li cati on.

2.4. Cli ck to l oad the data.

2.5. There w ill be a p r o g ress ind i cator to show the l oad ing p r o g ress. If err or o ccurs dur ing the p r o g ress, c li ck the b utton again.

2.6. After the data was l oaded c o m p letel y, the left s i de w ind ow w ill li st all the data sets and their detailed info r mati on, such as start date, ti me, rec o r d ing rate, etc. Cli ck on any data set to see the g raphic v iew on the r i ght s i de w ind o w.

3. Save r eco r d ed data into a file.

R efer to “Real T i me Data Rec o r d ing,” secti on 2.2.

To play recording sound:

First take the SD card out and connect to the card reader on PC.

Read out the measuring data from the meter to PC using Datalogger program. If the recording wave is available, its file name will be shown at the last column on the data sets information table. The sound file is arranged in less than 30minutes package. If the recording period is longer that 30minutes, several files will be created.

Click on the open wav button and the user should point the destination to the SD card directory and choose the correct file. The user only have to point out the first wave file and the rest files will be collected automatically.

開啟聲音檔

After the wave file is acquired, the program will ask whether the user want the collect all files into one project directory for future use.

To start the playback, you can click and hold on the green line, then move to where you want to start to play , after that, click on the play button by the open wav button. Green line will indicate the relationship of the data and sound currently been played.

G r aph

1. Sp ecify time win d o w:

1.1. There are two verti cal lines (CU RSOR A and B) in the g raph w ind o w.

1.2. Y ou can d rag the g reen s li ders to m o ve CU RSOR A and B in o r der to s pec i fy y our ti me w ind o w.

1.3. The ti me and s ound value w ill d i s p lay on the to p r i ght of each CU RSOR A and B.

2. Statis tic 1

2.1. Stati stic 1 ind i cate the start ti me, sam p ling rate, data num ber, average, max i mum, and m ini mum of the enti re g raph.

2.2. Cli ck to show or hi de Stati stic 1.

3. Statis tic 2

3.1. Stati stic 2 ind i cate the max i mum, m ini mum, and average between CU RSOR A and B. The data w ill be updated auto mati cally when CU RSOR A or B is changed.

3.2. Cli ck to show or hi de Stati stic 2.

4. G raph T ools

4.1. N o r mal cur s o r.

4.2. Mark a c r o ss s i gn on the g raph.

4.3. Insert annotati on on the g raph.

4.4. Delete annotati on and c r o ss s i gn.

4.5. Open G raph Opti on d ial og to custo m i ze y our g raph setting s. Y ou can al so d oub le c li ck in the g raph to o pen G raph Opti on d ial o g.

4.6. Co py the stati stic to c li pb oar d.

4.7. Zoom In Y ou can ass i gn a rectang le area on the g raph to z oom in for m o re detailed v iew.

4.7.1. P r ess and ho ld the left m ouse button, then d rag the cur s or to select the new extents.

4.7.2. R elease the m ouse button.

4.8. Resume to default z oo m.

Sound Recording

4.9 CAL leq – 計算 LEQ

4.10 open wav – 開啟聲音檔,

Fr e q u e nt ly A s k ed Q u e s tion

1. H ow can I save the g raph to a file w hich can be u s ed in Micr o s o ft E xcel?

Ans wer: Refer to “Real T i me Data Rec o r d ing,” secti on 2.3.

2. H ow to unin s tall 850018?

Ans wer: Uninstall 850018 by launching the Add/Rem o ve P r o g rams app let out of the M i c r o s oft Wind o ws Contr ol

P anel. The 850018 fo l der and f iles w ill be rem o ved c o m p letely f r om y our c o m puter.

3. W hy loading data fail?

Ans wer: The err or is usually caused when meter is c onnected to a c o m puter while the meter is still rec o r d ing data. The Data L o gger functi on must be sto pped befo re c onnecting to a c o m puter. This err or is s o meti mes caused by s l ow res p ond f r om c o m puter s y stem.

4. H ow to zoom the g rap h?

R efer to “G raph,” secti on 4.7.

5. H ow to p rint g raph with s tatis tic?

Ans wer: The 850018 cannot p r int g raph w ith stati sti c; ho wever, y ou can separately c o py g raph and stati stic to an ed itor (e.g., M i c r o s oft Wo r d) to p r int.

5.1. Cli ck the b utton f r om the tool bar of g raph w ind ow to o pen G raph Opti on d ial o g.

5.2. Cli ck the E x p o rt button f r om the b otto m.

5.3. In the E x p o rt destinati on panel, select the Cli pb oar d.

5.4. Cli ck the E x p o rt button f r om the b ottom r i ght of the E x p o rt d ial o g, then the i mage has been c o p ied to c li pb oar d.

5.5. Paste this to the ed itor y ou are running.

5.6. Cli ck the b utton to c o py the stati stic to c li pb oar d, then paste it to the ed ito r.

5.7. P r int g raph w ith stati stic in the ed ito r.