FLA 3.1
CONCENTRATION LIMITS APPARATUS

APPARATUS FOR DETERMINATION OF CONCENTRATION LIMITS

LFL - Lower Flammable Limit of liquids and gases

UFL - Upper Flammable Limit of liquids and gases


STANDARD REFERENCES: 

ASTM E681- Standard test method for concentration limits of flammability of chemicals

ASHRAE 34 - Designation and safety classification of Refrigerants

ISO 817 - Refrigerants - Designation and safety classification

AHRI 700 - Specifications for Refrigerants

SPECIFICATION:
Standard spherical glass flasks:           5-liter & 12-liter
Spherical flasks resistant to fluorine:    polycarbonate spheres
Heating oven volume:                         50L 
 
Test temperature range:                     20-200°C
Spark duration:                                  0.2 or 0.4 s
Magnetic stirrer:                                 0-800 rpm
Initial vacuum pressure:                      5 mbar abs
Computer program:                            flame shape analysis
                                                           determination of explosion limits
                                                           protocol printing 
Power supply:                                    110 / 230 VAC