Product Details
System Sensor 2251B Intelligent Photoelectric Smoke Sensors are designed for use with System Sensor intelligent control panels.
COMPATIBLE INTELLIGENT BASES:
— B210LP Standard U.S. flanged low-profile mounting base.
— B710LP Standard replacement flanged low-profile mounting base.
— B501 Standard European flangeless mounting base.
— B200S Intelligent, programmable sounder base
— B200SR Intelligent sounder base - Replaces B501BH series bases in retrofit applications.
— B224RB Plug-in System Sensor relay base.
— B224BI Plug-in System Sensor isolator detector base.
NOTE: All base types require an electrical backbox which is at least 1.5" (3.81 cm) deep.
NOTE: Replaces System Sensor 2251 Intelligent Photoelectric Smoke Sensor
📄 Datasheet (Technical Specifications):
Download 2251B Datasheet (PDF)
📘 Installation Manual:
Download 2251B Installation Manual (PDF)