Edwards Signaling 438D-10N5-R Fire Alarm Bell SF 02/12 The pull of the lever

The pull of the lever sounds an alarm on all pre-signal indicating devices

The PM-9 is a switching power supply that provides 9 amperes of filtered and regulated 24 VDC (nominal)

TrueAlarm analog sensors provide an analog measurement digitally communicated to the host control panel using Simplex addressable communications

dry contact signal initiating device

Edwards Signaling 438D-10N5-R Fire Alarm Bell SF 02/12 The pull of the leverEdwards Fire Alarm Bells are specially designed for fire alarm applications. The gongs are made of selected alloy steel to give the loud, resonant tones necessary in fire alarm systems. Two gong sizes are available to overcome different ambient noise level. The Fire Alarm Bells are of the underdome type with heavy duty mechanisms. Each bell is supplied with a mounting plate that fits any standard single gang opening (see Installation Data). For