Hướng dẫn sử dụng cảm biến nhiệt khói quang điện kết hợp POTTER PSHA
POTTER PSHA Combination Photoelectric Smoke Heat Sensor Product includes a 5 year warranty Features Photoelectric smoke and fixed temperature heat sensor Wide sensitivity range of 1.05 to 3.82%/foot 135° Fahrenheit restorable heat detector Sensor communicates sensitivity to control panel UL…