Hi-Lo Resettable DS2000 Flashback arrestor includes a gas non-return valve or check valve that prevents dangerous gas mixtures. Pressure-sensitive gas cut-off system gas flow. The DS2000 for connecting at cylinder regulators and tapping points.
The flashback arrestor has resettable flash arrestor with flame barrier, thermal shut-off valves, gas non-return valves and pressure sensitive cut-off valves. A temperature-sensitive cut-off valve stops the gas flow when a predetermined temperature is exceeded. Interrupts the further gas flow on pressure shocks by a resettable pressure-sensitive cut-off valve.
All flashbacks are 100% safety tested by a qualified and authorised person at regular intervals according to specific regulations. The safety device is to be tested for gas tightness, gas flow and gas return.
Oxygen - HL070312
Fuel Gas - HL070311