E2S GNExS1 Alarm Horn Sounder 117dB(A)

GNExS1 Alarm Horn Sounder 117dB(A)

The flameproof GNExS1 alarm sounder is suitable for Zone 1 & Zone 2 applications – certified to ATEX and IECEx. Sound level outputs up to 117dB(A) at 1 metre with a choice of 64 alarm tones and 4 remotely selectable stages.
The alarm tone frequencies for the first 2 stages are independently selectable. The GNEx range features enclosures manufactured from GRP (glass reinforced polyester), moulded in natural red, but also available in other colours.
The re-entrant flare horn is high impact, fire retardant ABS. All models contain dual cable entries, large termination areas containing in & out terminals and an ingress protection of IP66/67. The AC voltage model has a range of 100-260vac & dc – suitable for 110Vdc gas detection systems. SIL1 compliant to IEC61508 (2010) as standard.

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Description

Technical Advantages

Technical Description – GNExS1 Alarm Horn Sounder 117dB(A)

Features

  • Automatic synchronisation on multi-sounder system.
  • Very large termination area.
  • Ratchet adjustable stainless steel ‘U’ bracket.
  • IN & OUT terminals.
  • Independently selectable tones for 1st & 2nd stages.
  • Four remotely switched stages/channels.
  • SIL1 compliant to IEC61508 (2010).

 

Specification

Maximum output: 117dB(A) @ 1 metre [108dB(A) @ 10ft/3m]
Nominal output: 110dB(A) @ 1m +/- 3dB – Tone 2 [101dB(A) @ 10ft/3m]
No. of tones: 64 (UKOOA / PFEER compliant)
No. of stages: 4
Volume control: Max. 110dB(A);
Min. 72dB(A) – Tone 44
Effective range: 100m/328ft @ 1KHz
Voltages DC: 24vdc (10-30vdc), 48vdc (38-60vdc)
Voltages AC: 230vac (100-260vac/dc)
Stage switching: Negative or positive
Ingress protection: IP66/67
Enclosure matl: GRP (glass reinforced polyester)
Colour: RAL3000 Red
(others available on request)
Flare matl: High impact UL94 V0 & 5VA FR ABS (Red)
Cable entries: Dual M20 ISO
Terminals: 0.5 – 2.5mm² (20-14 AWG)
Enclosure volume: <2 litres
Line monitoring: Blocking diode included EOL Min. 500 Ohm 2w, or 3k3 Ohm 0.5w resistor or diode (DC versions) can be fitted
Relative humidity: 95% – Additional tropicalisation is recommended for applications where both high relative humidity and high ambient temperatures exist
Weight: DC: 3.00kg/6.6Ibs AC: 3.20kg/7.04Ibs

 

Current Consumption

Version: Voltage: Current:
24V dc 10-30Vdc 140mA @ 24Vdc
48V dc 38-60Vdc 73mA @ 48Vdc
115V ac/dc 50/60Hz 100-260V ac/dc 86mA @ 115Vac
230V ac/dc 50/60Hz 100-260V ac/dc 75mA @ 230Vac

 

Please refer to datasheet for more information

Data Sheet

Data Sheet - GNExS1 Alarm Horn Sounder 117dB(A)

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Manual - GNExS1 Alarm Horn Sounder 117dB(A)

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Drawings

GNExS1 & GNExL1 Outline

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GNExS1R, GNExS1F & GNExS2F Sounder Wiring Diagrams

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DN 50mm (NPS 2”) Pole & Sun Screen GNExS Horns & GNExL Speakers

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Approvals

IECEx Certificate of Conformity

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ATEX Certificate

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EU Declaration of Conformity

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SIL1 Certificate

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