With field selectable ranges and the ability to operate in either direct or reverse acting modes

allowing for direct cross-referencing and installation in Aaon equipment

requiring a complete heat sequencer replacement

ensuring the inducer fan generates sufficient static pressure before allowing the ignition sequence to proceed

Siemens Building Technology 184-117 Restrictor 328140-751 With field selectable ranges andThe Siemens Building Technology 184 117 is a precision engineered 40 SCIM inline restrictor kit designed for critical signal dampening and flow regulation in pneumatic control circuits. Optimized for Siemens building automation systems, these restrictors are essential for stabilizing HVAC control loop responses and fine tuning actuator performance. Each inline restrictor kit contains five units, allowing technicians to maintain consistent airflow