Model HP725 is a two-stage electrically heated flowmeter regulator designed to resist carbon dioxide (CO2) regulator freeze-up. It is well suited for shielding arc welding, chemical blanketing, purging and Ph control. The flowmeter includes a sensitive needle valve for fingertip control and durable, easy-to-read, flow tube and cover. The regulator has a electroless nickel-plated brass body and 2.5 in. dual scale gauge, stainless steel diaphragm and one-piece encapsulated seat design with internal filter and PTFE Teflon® seat. The heater is 200 watts, 120 volts. The outlet connection is 5/8 in. - 18 (F). Electrical components are UL® listed.
Features
Electrically heated flowmeter regulator for use with carbon dioxide and argon-carbon dioxide mixes
More accurate than ball and tube flowmeters
Provides up to 100 SCFH flow at 100% duty cycle
Thermostatically controlled temperature
Equipped with a 200 watt, 120 volt UL® listed electric heater
Electroless nickel-plated brass body and bonnet for longer service life
2.5 in. electroless nickel-plated brass dual scale easy-to-read gauge
One-piece encapsulated seat design with internal filter and PTFE Teflon® seat to protect from particulate contamination
Features a stainless steel diaphragm to eliminate the absorption and release of off-gas contaminants
