Siemens HFP-11 Fire Print Detector with DB-11E Detector Base Made in Poland electronics Derate 10% For 47-53 Hz

Derate 10% For 47-53 Hz Operation

Output: 110Vdc 1

Range: 0 To 10 Min

model: fr-d740-012-ec

removing impurities and contaminants from the fluid

Siemens HFP-11 Fire Print Detector with DB-11E Detector Base Made in Poland electronics Derate 10% For 47-53 HzSiemens Hfp 11 Fire Alarm Smoke Heat Detector With Db 11E Detector Base Siemens Industry, Inc. Fireprint Detector Model: Hfp 11 P N: 500 033290 Obscuration: 3. 0(+0. 77, +2. 37)% Per Ft. Open Area Obscuration: 2. 0(+0. 41, 1. 37)% Per Ft. Air Duct Operating Temp. Range: 32F To 100F Temperature Sensor Rated At 135F (57C) 575 033290 Rev 9 Model: Db 11E Detector Base P N: 500 094151E 575 294194E Rev. 10 P N: 315 094193 12 P N: 595 193755 Origin: India