Built with a rugged die-cast aluminum body

This is a common safety symptom indicating the control has opened the circuit due to high internal heat

Industrial Build: Rated for higher ambient temperatures at the lead wire compared to standard residential thermocouples

Ensure all connections are moisture-tight to prevent resistance fluctuations

Johnson Controls A-4000-605 Filter Element Els PW 17895 Built with a rugged die-castThe Johnson Controls A 4000 605 is a high performance coalescing filter element engineered for critical moisture and oil aerosol removal in pneumatic control systems. Rated for a 40 SCFM flow rate, this element ensures your downstream instrumentation remains free from contaminants that cause sticky valves and system drift. Designed for a maximum pressure of 150 psi and operating temperatures up to 125F, it features a 0. 025 micron filtration rating