Precise Diagnostics: Built-in test jacks allow for manual flame signal voltage measurement using a standard volt-ohm meter

The direction of the spring return fail-safe is determined by the mounting orientation (CW or CCW) on the damper shaft

vibration-free operation in high-RPM applications

For technicians looking to protect equipment from dry-firing

Technicians should note the requirement for a 6

Belimo 01APS-50R Pressure Switch 326010-701 Precise Diagnostics: Built-in test jacksThe Belimo 01APS 50R is a field adjustable differential pressure switch engineered for precision monitoring of air and non combustible, non aggressive gases in commercial HVAC systems. This passive duct sensor provides critical feedback for overpressure, vacuum, and differential pressure applications with a tunable setpoint range of 0. 08 to 1. 20 inches WC (20 to 300 Pa). Designed for high reliability air flow proving and filter status monitoring,