the internal diaphragm may be compromised

replacing the assembly is the industry-standard fix

as a voltage-sensing relay

Whether you are performing a new install or maintaining an existing pneumatic control system

Honeywell Analytics E3NO2 Sensor Cartridge THPU32HP7Y the internal diaphragm may beThe Honeywell Analytics E3NO2 Sensor Cartridge is a professional grade replacement component engineered specifically for the E3Point Gas Detection System. This toxic gas sensor is cross compatible with several legacy units, as the E3NO2 is identical to 1309A0037 and effectively serves as a high performance replacement for the 201T and 301M series integrations. Designed for commercial parking garage gas detection and mechanical room monitoring, this