Debris Protection: Includes a 12-mesh permanent inlet strainer to protect the expansion valve orifice from contaminants

Normally Closed Safety: Provides a 2-way normally closed default state to prevent unintended fluid bypass during power loss

You can use a multimeter to check for continuity across the harness

the 100208478 manages the pre-purge and post-purge timing for the combustion blower

Fireye 60-2471-1 Half Rack 323055-751 Debris Protection: Includes a 12-meshFor industrial combustion professionals managing modular burner control environments, the Fireye 60 2471 1 Half Rack serves as the mission critical foundation for 25SU3 2000 and 25SU3 2100 flame safeguard amplifiers. This 19 inch format flame signal amplifier rack features an aperture opening of 42 HP (approximately 8. 4 inches), designed to house up to four microprocessor based burner control modules or a combination of three amplifiers and one 19MPS