Potter Releasing Systems - Manual (Page 11)

11
Audible Type Alerting Devices (Sounder)/Visual Type/
Emergency Illumination/Control and Supervisory
Referent (Synonym) Symbol Comments
speaker/horn (electric horn)
bell (gong)
water motor alarm
(water motor gong)
shield optional
horn with light as separate
assembly (horn with strobe)
horn with light as one
assembly (horn with strobe)
light (lamp, signal light,
indicator lamp, strobe)
illuminated exit sign
illuminated exit sign with
direction arrow
emergency light, battery powered
number of lamps on unit
need to be indicated
control panel
door holder