Alarm sounder with LED beacon IS-DL105L

with signal lightintrinsically safe

IS-DL105L Intrinsically Safe Alarm Sounder & LED beacon Intrinsically Safe combination L.E.D beacon/light & alarm horn. The IS-DL105 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. L.E.D. colour red, amber, blue and green. Features: Input overload and reverse current protection Prismatic lens optimises L.E.D eectiveness Marine grade aluminium enclosure Auto synchronised sound output External mounting lugs Duplicate cable terminations (in & out for daisy-chain installations). Available with custom tone congurations and frequencies. Approvals: ATEX certicate: SIRA 04ATEX2301X, ATEX certicate: SIRA 04ATEX2302X, EN 60079-0 : 2006, EN 60079-11 : 2007, EN 60079-26 : 2007 IECEx certicate: IECEx SIR 04.0038X, IECEx certicate: IECEx SIR 04.0039X, IEC 60079-0 : 2007, IEC 60079-11 : 2006, IEC 60079-26 : 2006