NBS Density asu Faalapotopotoga
NBS Smoke Density Chamber Versatile Fire Testing Instruments For Measuring Smoke from Burning Materials
Oloa folasaga o le Smoke Density Chamber
O le auala suega Faalapotopotoga Density asu NBS e mai le National Institute of Tulaga ma Tekonolosi NIST (muamua o NBS) ma ua siitia ma faaaogaina i le tele o fanua suega. e mafai ona faaaoga lenei auala suega e iloa oloa palasitika ma mea e lē o ni apamemea mo uia nofoaafi. togi density asu o mea e lē o ni apamemea, oloa uaea ma uaea, ma isi .; e tusa ai ma le auala suega, o le tulaga faatonuina talafeagai masani o ASTM E662, ISO 5659-2, ma le NES 711 asu auala suega density i tusitusiga faamiliteri; O le tester density asu mea fale talu ai auala e sili atu taunuuga o le suega saʻo, ma le sensor opitika faaaogāina se faagaau photomultiplier tonu e sili atu e maua ai le suiga laitiiti o flue mataupu kesi i le pusa; pe afai isi masini tofotofoga ua filifilia, e pei o faagaau mauaina kasa Dräger, e mafai ona tauaveina tofotofoga toxicity asu tulaga tau vaalele, ma uafu ma FTIR suia Fourier masini infrared, e mafai ona faamaea ai le iloiloga qualitative ma Aofaiga o flue mataupu kasa.
Le faataamilosaga oloa o le Density asu Faalapotopotoga
| Vevela o faataitaiga | 23 ± 2 ° C |
| sūsū aiga | 50 ± 5℅ |
| Tele o faataitaiga | Umi ma le lautele o faataitaiga uma 75 ± 0.5mm, mafiafia e 1 ± 0.2mm, mafiafia o foam ma palasitika ua 8 ± 0.5mm |
| tulaga Irradiance o ogaumu | Laualuga o faataitaiga o le 2.5 ± 0.05W / cm² |
| Le mamao i le va o le ogaumu ma luga faataitaiga | 38mm |
| kasa mu | Alu i le kesi penisini ma le mamā o ≥95 |
| Le fua o le potu | L1110mm * W750mm * H2040mm |
| Asu tele pusa | L914mm * W610mm * H914mm |
| Lapoa o utupoto malamalama | Approx. 38mm |
| tele tofotofoga | 1) Optical transparence is 100%-0.00001%2) Smoke density grade is 0-924 for 6 shelves, automatic transmission |
| faiga tofotofoga | Lē mumū auala ma faiga mumū |
| Sao atoatoa o photometer | ± 3% |
| sao atoatoa fata fesuiaiga | ± 7 mo asu taua density |
| Paoa sapalai | 3-vaega e tusa ma le 380 ± 10% V / AC, 50Hz |
Product Feature and Application of the Density asu Faalapotopotoga
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 ea faamafanafana - Ua faamaapeina i le tulaga o se cone truncated, faatulagaina 2600 W i 230 V ma se galuega faatino vevela o le 50 kW / m 2.
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 fata auiliiliga, 15 paʻi PC ituaiga vaega screen mo le pulea ma le tofotofoina otometi atoa.
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.
talosaga :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.
Oloa auiliiliga o le Density asu Faalapotopotoga
1.Install se masini pepa alumini alumini faamaoniga-pa i totonu o le pusa e faaitiitia ai le tulaga lamatia le tagata lava ia o le tester pe a tulai mai se faalavelave faafuasei;
2. O le pito i luga o le pusa ei ai se taulaga mapusaga uunaiga, lea e fesootai ma le uunaiga faatonutonuina voluma fagu e fetuunai ai le uunaiga i totonu o le pusa;
3. O le pito i luga o le pusa ma le pito i lalo o le pusa ua faatotogaina i cylinders e mafai ona otometi siitia mo le manavaina i totonu ma le faataunuuina o kasa flue;
4. faatotogaina i ASTM E662 iunite ogaumu susulu e tuuina atu galuega faatino leisa vevela 25KW / m 2;
5. faatotogaina i ASTM E662 burner tulaga faatonuina e ono ulu, faatasi ai ma le ogaumu susulu mo mumū suega combustion;
6. Tuuina calorimeter ipu apamemea cooled-ea, lea e mafai ona fetuunai i le faaaogaina o le toe cooling auala i le taimi o suesuega;
7. faatotogaina i ISO 5659-2 / GB / T8323 leisa masini cone, lea e mafai ona tuuina atu galuega faatino leisa vevela 50KW / m 2;
8. Tuuina ISO 5659-2 / GB / T8323 tulaga burners afi tatala, lea e mafai ona tofotofoina i le afi mumu o le afi faatasi ma cones leisa;
9. Tuuina SB mita tafe vevela cooled-vai faatasi ma le tusi faamaonia fua tulaga faapipii;
10. E Mafai ona faatotogaina i le tagata lava ia-o lo o faasalalauina cooling puna vai, le manaomia mo i fafo cooling puna vai, faigofie mo tagata e faaaogaina e le faaaogāina;
11. faatotogaina i mamafa masini mo density asu MOD suega ma tofotofoga leiloa mamafa vevela o mea;
12. O le tele sensor o 0-2000g, o le sao atoatoa o 0.1g;
13. faatotogaina i NES 711 burner afi tatala ma palu ili;
14. O le Faaolaina le va o le ogaumu susulu ma le leisa cone e fesootai e sooga vaalele, ma le tagata e faaaogāina e mafai ona faamaea ai le toe suia i le va o masini tofotofoga tulaga ese e ala i le na o plugging ma unplugging;
15. O le pusa opitika ua faapipiiina i luga o le pito i luga o le pusa, ua taliaina le puna malamalama e pei o se itu faamalama ituaiga faagaau photomultiplier, S-4 taimi le tali, o le sao atoatoa transmittance mafai ona e aapa 0,0001%;
16. E tusa ai ma le suiga o le tulaga density asu, otometi fesuiaʻi e Manino, faamama ma Pogisa e tolu mea e faaaoga tulaga;
17. O le ND2 faamama faalauteleina faaituau ua faapipii i le kaseti, lea e talafeagai mo le faaaogāina e le tagata lava ia-calibrate, ma e mafai ona otometi fesuiaʻi le tulaga mea e faaaoga i le taimi o le tofotofoga;
18. O le vaega i lalo o le pusa o se punavai o le malamalama incandescent, lea e mafai ona tuuina atu galuega faatino nofoaga toniga;
19. O le asu pusa suega density o se mamanu tuufaatasia, faatotogaina i a paʻi komepiuta screen, o le tagata e faaaogāina mafai ona e faaaogaina le polokalama tofotofoga, ua faatulaga ma pulea le faagasologa atoa mo le komepiuta;
20. Oo Mai i se masini lomitusi, o le suega o le vaavaaia o, o le tagata e faaaogāina mafai ona e lolomiina se tofotofoga lipoti e tusa ai ma le polokalama suega.
Tulaga Faatonuina:
ASTM: ASTM E662
ISO: ISO 5659-2
IMO: FTPC Vaega 2
NES: NES 711
ua faamalieina lenei meafaigaluega ma tulaga faatonuina (ASTM E 662, BS6401, ISO 5659, NES 711, NEPA 258, etc).
Faaaogaina ISO 5659 ogaumu conical vevela susulu, E mafai ona tatou suia le tulaga faʻavevela mai 10KW / ㎡to 5KW / ㎡by tagata e faaaogāina.
I le tofotofoga o le NES 711, e lē mumū suega ma tofotofoga mumū i tofotofoga tulaga ese mai ASTM E 662.
itu: 1560 mm (W) x 2220 mm (H) X 1060 mm (D)
Weight: 210kg
faapipiiina manaoga
Eletise: 110V AC 60Hz / 230V AC 50Hz, 30A
Ambient vevela: Faagaioia 10 ° C i le 35 ° C
fua: 1560 mm (W) x 2220 mm (H) X 1060 mm (D)
Sapalai kasa: paluga o le ea & alu i le kesi
