Alarm sounder with LED beacon IS-DL105L

with signal lightintrinsically safe

Intrinsically Safe combination L.E.D beacon/light & alarm horn featuring marine grade aluminium enclosure, toughened glass lens and stainless steel guard. Description The IS-DL105L unit is an intrinsically safe field mounting combined alarm horn with L.E.D. beacon/light which provides a a loud audible and bright flashing visual signal utilising a common zener barrier or galvanic isolator. The alarm horn features an alarm accept function – by closing a pair of external contacts (i.e push switch) the operator may silence the alarm for set periods between 5 seconds and 2 hours. If after the preset time the alarm condition still exists the sounder will activate again. Certified for use in application requiring Ex ia equipment to ATEX & IECEx the IS-DL105 is a globally accepted solution to fire or process control signalling. Features Input overload and reverse current protection Prismatic lens optimises L.E.D effectiveness Marine grade aluminium enclosure Auto synchronised sound output External mounting lugs Duplicate cable terminations (in & out for daisy-chain installations). Available with custom tone configurations and frequencies.