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: telephone-initiated explosion-proof xenon strobe beacon, Ø150 mm
Brand: Qlight (South Korea)
Light source: xenon strobe lamp
Flash rate: 60–80 flashes/min
Telephone line: 2-wire PSTN · standby 45–55 VDC · ringing 25–120 VAC, 15–55 Hz
# Electrical
Supply voltage: 24 VDC · 120 VAC · 230 VAC
# Ex protection
Marking ATEX: II 2G Ex db IIC T6 Gb, IP66
Marking IECEx: Ex db IIC T6 Gb, IP66
Ingress protection: IP66
Ambient temperature: -40 °C to +60 °C
# Mechanical
Dimensions: Ø167 mm (cage) × 287 mm (H) × 172 mm
Materials: tempered glass (lens), PC (filter), aluminium (housing), AISI 316L (protective cage)
Cable entry: 1/2" NPT
Housing colour: Munsell 7.5BG 7/2 (aqua green)
Lens colours: red, amber, green, blue
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