though this varies based on specific pneumatic pilot pressure

As a manual reset rollout switch

Precise Airflow Management: Facilitates manual and automated blower motor control to ensure consistent comfort and equipment longevity

the green system ready LED will illuminate

Fenwal 12-E27120-022-05 Mounting Head 326058-757 though this varies based onThe Fenwal 12 E27120 022 05 Mounting Head is a high performance thermal fire detector engineered for precise overheat detection in demanding industrial and HVACR environments. Utilizing advanced rate compensation technology, this vertical mount sensor distinguishes between rapid fire growth and transient thermal gradients, effectively eliminating the false alarms typically associated with standard rate of rise devices. This specific model is factory