Harris 5401201 - FM520 HVAC Flowmeter 1K Ohm 53' For ER80S-D2 is appropriate

ER80S-D2 is appropriate

1 extraction arms and SF 2400 fan(2)

More cleaning (lower EN%) may be required on heavily oxidized 5083 material

avoiding a full gun replacement after accidental damage

Lincoln K2709-100

Harris 5401201 - FM520 HVAC Flowmeter 1K Ohm 53' For ER80S-D2 is appropriateHarris Model FM520 HVAC Flowmeter 5401201 Model FM520 flowmeter is specifically designed for HVAC back purging. It is a zero compensated device allowing full and accurate flow control at varying inlet pressures up to 100 PSIG. Features Back purging flowmeter designed for HVAC industry applications. Zero compensated Full and accurate flow control at various inlet pressures up to 100 psig. Maximum flow capacity of 20 SCFH Flowmeter body constructed of