This is a normally open (NO) assembly

This analog temperature controller utilizes a simple knob setpoint adjustment

With an accuracy rating of ±1% Full Scale

preventing fluid or gas bypass that leads to system inefficiency

Maxitrol R400Z-1/2-CSA Valve 320788-702 This is a normally openThe Maxitrol R400Z 1 2 CSA is a specialized zero governor gas regulator engineered for high precision control in proportional air gas mixing systems. This balanced valve regulator is a critical component for industrial burner applications, nozzle mixers, and pre mixers where maintaining a constant atmospheric or sub atmospheric pressure is essential. Designed with a 1 2" NPT connection, the R400Z serves as an adaptable gas pressure regulator capable