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Features

  • Max sound output
    100 dB (A) / 1 m
  • 8 LED array flashing beacon
  • 32 selectable tones meeting international regulations
  • Sound selection via DIL switch
  • Stainless steel fixings
  • Monitoring facility

Material

  • Flame retardant ABS enclosure

Approvals & Conformities

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Approvals & Conformities
Categories in this range.

Description

YL4IS

Intrinsically Safe Combination Signal – 100 dB (A) / LED Beacon

Yodalex range combination audible and visual signal designed for use in hazardous environments. This product series can be powered using a combined supply through a single barrier or the sounder and beacon can be wired independently using two single barriers or one dual channel barrier.

Product CodeLight SourceVoltage
YL4/ISC/T4/A/RN
LED12/24v DC
YL4/ISC/T4/R/RN
LED12/24v DC

Power supplyCertified barrier /
isolator parameters
Current - Tone 1dB (A) / 1 m
24 V DC28 V / 300 Ω24 mA99 dB (A) / 1 m
18 V DC28 V / 300 Ω33 mA94 dB (A) / 1 m

YL4is Technical Diagram

Brand

Clifford & Snell

Clifford & Snell Logo

Additional information

Application

Ex Hazardous Area

Beacon Output

Flashing

Current Type

DC

dB

100-110dB

Enclosure Colour

Red

IP Rating

IP 65

Lens Colour

Amber, Red

Light Source

LED

Material

Fire Retardent PC/ABS

FPM

FPM 60

Maximum Temperature

+55 °C

Minimum Temperature

-25 °C

Nominal Supply Voltage

12/24v

Number of Tones

32

Power Rating

Close Proximity Signalling

Zones

Zone 0, Zone 1, Zone 2, Zone 20, Zone 21, Zone 22

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