- Description
- Technical Data
- Resources
- Approvals
- Video
Description
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The D1xS2H alarm horn sounder has a sound output of up to 128dB(A) – a class leading, high performance globally certified audible notification signal. The robust Type 4/4X, IP66 marine grade, corrosion proof aluminium enclosure is approved for Class I Div 1, Zone 1, IECEx and ATEX Zone 1, 2, 21 & 22 explosion proof signalling applications. Featuring 64 alarm tones, each of the 4 stage/channels can be remotely activated. Class D amplification provides a high sound output with a choice of two power modes. The threaded flameproof joint, multiple cable entries and duplicated, pluggable termination simplifies both installation and routine maintenance. The 24Vdc version is approved for public mode fire alarm use. SIL1 & SIL2 compliant to IEC61508 (2010) as standard.
Technical Data
| Specifications: | |
|---|---|
| Maximum output | High power level: 128dB(A) @ 1 m +/- 3dB [119dB(A) @ 10ft/3m +/- 3dB] Medium power level: 125dB(A) @ 1 m +/- 3dB [118dB(A) @ 10ft/3m +/- 3dB] |
| Nominal output | High power level: 126dB(A) @ 1m +/- 3dB [117dB(A) @ 10ft/3m] +/- 3dB Medium power level: 122dB(A) @ 1m +/- 3dB [113dB(A) @ 10ft/3m +/- 3dB] |
| No. of tones | 64 (UKOOA / PFEER compliant) |
| No. of stages | 4 |
| Volume control | Full range |
| Effective range | >350m/1148ft @ 1KHz |
| Voltage DC | 24Vdc (11.5-54Vdc) |
| Voltages AC | 230Vac (100-240Vac) |
| In-rush | 815mA within 4ms @ 24Vdc |
| Stage switching | DC units: positive or negative AC units: common supply line |
| Safety Integrity Level | SIL1 and SIL2 Route 2H IEC61508 (2010) |
| Ingress protection | EN60529: IP66/67 UL50E / NEMA250: 4 / 4X / 3R / 13 |
| Enclosure material | Marine grade LM6 aluminum alloy |
| Enclosure color | Red or Grey, custom colors available on request |
| Enclosure finish | Chromate & powder coated finish ISO 12944-6 CX, C5VH & C5H |
| Cable Entries | 1×1/2"NPT & 2xM20 Thread adaptors available |
| Stopping plugs | Brass, Nickel Plated or Stainless Steel |
| Terminals | 0.5 – 2.5mm² (20-14AWG) – 12AWG solid core conductor Pluggable & duplicated terminals |
| Line monitoring | Blocking diode included EOL Min. 500 Ohm 2W, or 3k3 Ohm 0.5W resistor or diode (DC versions) can be fitted |
| Ground/Earth stud | M5 |
| Enclosure volume | <2 liters |
| Instillation temp | -55 to +85°C [-67° to +185°F] |
| Storage temp | -55 to +85°C [-67° to +185°F] |
| Relative humidity | 99% |
| Jarring test | 3ft/lb Energy (UL464) |
| Impact test | 3x 5lb (UL464) |
| Vibration test | 35Hz for a duration 4Hr (UL464) |
| MTBF DC | 225.16 years / 1,972,386 hours – MIL 217 |
| MTBF AC | 138.96 years / 1,217,285 hours – MIL 217 |
| Weight | 4.6kg/10.1lbs |
Resources
Approvals
- NEC / CEC Class / Zone
Class I Zone 1 IIC T4A Ta -55°C to +85°C
Class I Zone 1 IIC T5 Ta -55°C to +75°C (T6 +65°C) - NEC / CEC Class / Div
Class I Div 1 ABCD T4A Ta -55°C to +85°C
Class I Div 1 ABCD T5 Ta -55°C to +80°C (T6 +65°C) - IECEx / ATEX
II 2G Ex db IIC T5 Gb Ta -55°C to +75°C
II 2G Ex db IIC T6 Gb Ta -55°C to +60°C
II 2D Ex tb IIIC T93°C Db Ta ‐55°C to +75°C
See product manual for full voltage specific coding.













