Edwards 511C Catalog Page

Features and Specifications need for external meters to 37.8 No Adj Size DC A A 0.5 1 sec max AWG Shipping lb in in Fire Alarms Detectors Series Edwards 511C is a conventional photoelectric smoke detector with drift compensation features a low profile and self diagnostics two wire detector meets NFPA 72 field requirements without the need for meters 511C continually monitors its own sensitivity operational status and provides a visual if it drifts out of the sensitivity range or internal diagnostics Drift compensation allows detector to automatically adjust its sensitivity time as it becomes dirty increasing the time cleaning and the life of the detector patented field replaceable optical chamber cleaning sensing occurs every 9 seconds This doubles when a signal exceeding the alarm value is sensed Two additional signals above the threshold level initiate an alarm Information Conventional Detector optical Chambers of 10 No and Dimensions No TEMP