Umsi Density NBS Chamber
NBS Smoke Density Chamber Versatile Fire Testing Instruments For Measuring Smoke from Burning Materials
Intshayelelo Product ye Smoke Density Chamber
I-NBS Umsi Ingxinano Chamber test ndlela ivela National Institute of Standards and Technology njengonga- (owandulela NBS) kwaye kukhuthazwe kwaye yasetyenziswa kwiinkalo ezininzi uvavanyo. Le ndlela uvavanyo ingasetyenziswa ukubhaqa iimveliso zeplastiki kunye nezinto non-ebuntsimbi yohambo rail. kumabakala kutshaya ezinoxinano of non-ebuntsimbi izixhobo, ucingo intambo neemveliso, njl .; ngokutsho test ndlela, imigangatho efanelekileyo ngokubanzi kukho ASTM E662, ISO 5659-2, kunye nemidliwo 711 umsi mninzi test indlela kwimigangatho umkhosi; Isakhiwo yangaphambili umsi eziphathekayo indlela mninzi tester na iziphumo zovavanyo luchaneke kakhulu, kwaye woluvo woqondo isebenzisa photomultiplier tube ngqo ngakumbi ukufaka utshintsho kancinane umxholo igesi ulwelo kwi bhokisi; ukuba ezinye izixhobo eemvavanyo ikhethiwe, ezifana Dräger Ubhaqo negesi Tube, linokuyiqhuba Aviation standard uvavanyo umsi zinetyhefu, kwaye amise FTIR Fourier inguqu isixhobo infrared, unako ukugqiba uhlalutyo loqobo nelomyinge umxholo igesi flue.
Parameters Product le Umsi Density Chamber
| Ubushushu of sample | 23 ± 2 ° C |
| Ubuntu bezizalwane | 50 ± 5℅ |
| Ubungakanani sample | Ubude nobubanzi of sample zonke 75 ± 0.5mm, ubukhulu 1 ± 0.2mm, ubukhulu ugwebu kunye weplastiki 8 ± 0.5mm |
| inqanaba Irradiance of eziko | Umphezulu isampula 2.5 ± 0.05W / cm² |
| Umgama phakathi eziko elo isampula | 38mm |
| igesi Burning | igesi propane, nokucoceka yi ≥95 |
| Ukulinganiswa egumbini | L1110mm * W750mm * H2040mm |
| ubukhulu ibhokisi Umsi | L914mm * W610mm * H914mm |
| Enobubanzi msebe wokukhanya | Ngu. 38mm |
| uluhlu test | 1) Optical transparence is 100%-0.00001%2) Smoke density grade is 0-924 for 6 shelves, automatic transmission |
| mode test | Non-elidangazelayo imo amalangabi imo |
| Ukuchaneka photometer | ± 3% |
| Exchange komele ukuchana | ± 7 value umsi mninzi |
| Ukunikezwa Amandla | -Isigaba 3 380 ± 10% V / AC, 50Hz |
Product Feature and Application of the Umsi Density Chamber
1. The inner dimensions of the chamber is 914mm±3mm long, 914mm±3mm high and 610mm±3mm deep.
2. The inner surface is consist of Teflon coating, which is resistant to chemical attack and corrosion and easily cleaned.
3. Test chamber with full width opening door, allowing easy access for sample loading and chamber cleaning.
4. Provided with a hinged front-mounted door with an observation window and a removed opaque door cover to the window to prevent light entering into the chamber.
5. Chamber walls are pre-heated for easier start-up and convenient equipment operation.
6. Safety blow-out panel, easily replaceable, allows for safe operation of test method.
7. Two optical windows, each with a diameter of 75mm, mounted in the top and bottom of cabinet.
8. The light measuring system is consist of Incandescent lamp and photomultiplier tube.
9. Provided with range-extension filter in the light path, adjusting the accuracy of instrument under the any scale.
10.Conical wesiFudumezi - eli nxeba ngokohlobo ikhowuni thumbanails, rated 2600 W kwi 230 V kunye imveliso ubushushu-50 kW / m2.
11. Auto Split Shutter automatically opened to transmit radiation to the sample, Spark Igniter to ignite the sample.
12. Heat Flux Meter - for setting the irradiance level at the surface of the specimens, the range from 0-100KW/m2.
13. Furnace Heater, rated 550W at 110 V with a heat output of 25 kW/m2.
14. The movement of sample is controlled by air cylinder automatically.
15. Air Cooled calorimeter for setting the irradiance level at the surface of the specimens.
16. Provided with no pilot flame and pilot flame modes. Digital display flow rate of air and propane.
17. Gas measurement ports are provided, for optional measurements of toxic gases.
18.19 Uhlalutyo yokubeka, 15 touch panel screen uhlobo PC ukulungiselela ulawulo lonke kunye novavanyo oluzenzekelayo.
19. DAQ(Data Acquisition) Program controllable with the touch screen panel PC.
20. Testing results: Light transmission、Optical density、Mass optical density（MOD）、Mass loss rate、the Clear-beam correction factor etc.
isicelo :It is the most widely accepted apparatus for the measurement of smoke from burning materials and measures specific optical density under flaming and non-flaming conditions. It is also used for the extraction of toxic gas.
Product Iinkcukacha of le Umsi Density Chamber
1.Install i isixhobo dubulo-ubungqina ngefoyile ye-aluminiyam ngaphakathi ibhokisi ukunciphisa ingozi lobuqu tester xa kusenzeka ingozi;
2. Le phezulu ibhokisi izibuko isiqabu kuxinzelelo, oludityaniswe kunye noxinzelelo olawula ibhotile volume ukunyenyisa uxinzelelo lwangaphakathi bhokisi;
3. phezulu ebhokisini kunye ezantsi ebhokisini zixhotyiswe nge iisilinda anokuthi lingashukumi ngokuzenzekelayo ukuba ukusezela nokuNgatshaji igesi flue;
4. Ifakwe unit ASTM E662 ezikweni unyulu ukunika 25KW / M2 output radiation ubushushu;
5. Ifakwe ASTM E662 standard sokukhuphela-intloko ezintandathu, kudityaniswe ezikweni unyulu xa odangazelayo test yokutsha;
6. Ukubonelela plate lobhedu calorimeter air-lupholile, nto leyo zilungiswe ngokusebenzisa ngasemva okupholisa indlela ngexesha uvavanyo;
7. Ifakwe ISO 5659-2 / GB / T8323 isixhobo cone radiation, nto leyo ukunika 50KW / M2 output radiation ubushushu;
8. Nika ISO 5659-2 / GB / T8323 izitofu evulekileyo ilangatye standard, leyo avavanywe zinomlilo ngamadangatye ibambisene izixhobo radiation;
9. Nika WO ngamanzi-zipholile ubushushu flow imitha isiqinisekiso womlinganiselo standard esiqhotyoshelweyo;
10. Ngaba Axhotyiswe okupholisa umthombo wamanzi self-ajikelezayo, akukho mfuneko yokuba zangaphandle zokupholisa umthombo wamanzi, kulula ukuba abasebenzisi ukuba ukusetyenziswa;
11. Ifakwe isixhobo uzibuza ukuba uvavanyo MOD umsi lexinene thermal ubunzima ukulahleka uvavanyo izinto;
12. Uluhlu woluvo na 0-2000g, ukuchaneka yi 0.1g;
13. Ifakwe nes 711 evulekileyo nelangatye inkcukacha kunye fan ukuxuba;
14. I usuke phakathi ezikweni yinzwana kwecone radiation elidityaniswe ukhule eyama, kwaye umsebenzisi ukugqibezela replacement phakathi izixhobo standard uvavanyo ezahlukeneyo wokufaka nje yaye unplugging;
15. Le bhokisi enombala efakwe kwi phezulu ebhokisini, umthombo ukukhanya yamkelwe njenge window kwicala uhlobo photomultiplier tube, S-4 rhoqo impendulo, lo transmittance accuracy unako ukufikelela 0,0001%;
16. Ngokutsho utshintsho karhulumente umsi uxinano, zizakucima zilayite ngokuzenzekela ezicacileyo, Icebo lokucoca ulwelo kunye nezikhundla Dark abathathu nezixhobo;
17. I-ND2 cala Ukwandiswa filter efakwe kwi khaseti, kananjalo kube lula ukuba umsebenzisi lokuzimela ulinganise, kwaye zizakucima zilayite ngokuzenzekela indawo gear ngexesha uvavanyo;
18. Inxalenye esezantsi bhokisi ngowona mthombo incandescent ukukhanya, nto leyo ukunika imveliso indawo efanayo;
19. umsi Ibhokisi test konga uyilo ehlangeneyo, mayixhotyiswe touch screen ikhompyutha, umsebenzisi akanokukwazi ukusebenzisa le software test, yonke le nkqubo umiselwe ize ilawulwe ngenxa computer;
20. Wehla isixhobo yomshicileli, uvavanyo uphelile, umsebenzisi sinokuprinta ingxelo uvavanyo ngokungqinelana software yovavanyo.
imigangatho:
ASTM: ASTM E662
ISO: ISO 5659-2
Imo: FTPC Inxalenye 2
nes: nes 711
Le izixhobo uyaneliswa nemigangatho (ASTM E 662, BS6401, ISO 5659, nes 711, ekwiNEPA 258, njl).
Ukusebenzisa ISO 5659 etsobhileyo eziko linobuqaqawuli ubushushu, Asinako ukutshintsha imeko ubushushu ukusuka 10KW / ㎡to 5KW / ㎡by umsebenzisi.
Kuvavanyo kwemidliwo-711, kukho non-elidangazelayo uvavanyo amalangabi uvavanyo kwiimeko zovavanyo ezahlukeneyo ASTM E 662.
Dimension: 1560 mm (W) x 2220 mm (H) x 1060 mm (D)
Ubunzima: 210kg
iimfuno zokufaka
Electrical: 110V AC 60Hz / 230V AC 50Hz, 30A
Ambient Ubushushu: zokusebenza 10 ° C ukuya ku-35 ° C
Imilinganiselo: 1560 mm (W) x 2220 mm (H) x 1060 mm (D)
Igesi Supplies: umxube umoya & propane
