Description:
The test apparatus suitable for measuring the smoke emitted by wires and cables burning under specific conditions, such as horizontal combustion of some cables or optical cables, are used as a means of comparing different cables or optical cables or judging whether they meet specific requirements under flaming or flameless combustion conditions. . It meets the test standard of GB/T17651.1-2-19.98 "Determination of smoke density in combustion of cables and optical cables under specific conditions".
Performance parameters:
Optical measuring device: The light source and receiver should be placed in the middle position outside the sealing window on the opposite wall of the combustion chamber.
Measurement range: 0-100%. That is, the optical device will be energized before the blank test.
Calibration of transmittance: calibration with transmittance of 25%, 50% and 75%.
Standard Fire Source: Standard Fire Source: 1.0L+0.01L Alcohol Plate; Ethanol: 90% +/- 1%; Methanol: 4% +/- 1%; water: 6% +/- 1%.
Control system: adopt DETECION control procedure and ZWH 4500 acquisition control card.
Operating interface: WINDOWSXP operating interface, DETECION control program, perfect security mechanism.
During the test, the measurement results are displayed in real time and the perfect curve is plotted dynamically.
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