Gentex Corporation GHSLF177W SF 06/11 and discreet LEDs that indicate

and discreet LEDs that indicate In-Use and Fault status

open‐area photoelectric detectors

Comparing the sensor's present value against its average value and time

Resetting of the pull station requires either a Cat 30 key or a 1/8" hex key (depending upon the model used)

as well as fast flaming fires

Gentex Corporation GHSLF177W SF 06/11 and discreet LEDs that indicateThe GHSLF is a high quality, low profile, low frequency audible and visible appliance that offers a dependable audible and visual alarm. The GHSLF is ideal for any occupancy that requires notification appliances. It offers a 520 Hz square wave, temporal 3 tone. A jumper selection is available for normal or loud decibel tone. A temporal 4 pattern is available when used with the Gentex GTSM Synchronization Control Module. The GHSLF is available in a