Zone 1
Explosive gas atmosphere likely to occur in normal operation
Zone 2
Explosive gas atmosphere unlikely to occur and, if it does, only for a short period
# General
Product type: explosion-proof electronic sounder 118/123 dB
Brand: Qlight (South Korea)
Audible signal: 20 sounds + 5 voice messages, max 118 dB (QN-H: 123 dB) at 1 m
# Electrical
Supply voltage: 12–24 VDC · 110–230 VAC
# Ex protection
Marking ATEX: II 2G Ex db IIC T6 Gb / T5 Gb, IP66
Marking IECEx: Ex db IIC T6 Gb / T5 Gb, IP66
Marking NEPSI / CCC: Ex db IIC T6/T5 Gb, IP66
Marking KCs: Ex d IIC T5/T6 IP66
Ingress protection: IP66
Ambient temperature: -40 °C to +70 °C (T5) · up to +55 °C (T6)
# Mechanical
Dimensions: Ø186 mm (horn) × 295 mm
Materials: aluminium (housing), PC (horn)
Cable entry: 1/2" NPT
Housing colour: red
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