VS1 Explosion-proof visual-audible signalling sounder
This product has the following explosion protection:
II 2 G Ex e mb [ib] IIC T6/T5/T4 Gb
-20 °C ≤ Ta ≤ +40 °C/+50 °C/+60 °C
Zone 1, 2

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VS1 Explosion-proof visual-audible signalling sounder

  • For universal industrial use
  • Certified for gas hazardous areas of zone 1 and 2
  • Several tones/intermittent tone frequencies can be selected
  • 2x 1 J strobe energy
  • Die-cast aluminium housing
  • 5 lens colours
  • Degree of protection IP 66
  • Encapsulation "m"
  • Terminal connection chamber "increased safety e"
  • 230 V AC power supply

Especially suitable for

Technical data

Type of ignition protection≤ 60 min at Ta +60°C
≤ 15 min at 60 Hz (30 min pause)
visual signal transmitter2 flashtubes with 1 J
Mains connection230 V AC -15% +10%, 50/60 Hz
Telephone connection30 V AC - 75 V AC
23-54 Hz 0-63 V DC
HousingDie-cast aluminium grey
LensPolycarbonate, amber, red, clear, blue or green
Type of mountingvertical
Cable entry2x cable glands M20 x 1.5 6–12 mm (main circuit)
5–10 mm (telephone circuit)
Connection technologyup to 1.5 mm² single or fine wire
Strobe/flash frequency1-2 Hz
Tone3 Tones, One tone, Two tones or Three tones Can be adjusted with DIP switch
Duty cycle≤ 60 min at Ta +60°C; ≤ 15 min at 60 Hz (30 min pause)
Operating temperature-20 °C / +60 °C
Degree of protectionIP66
ApprovalPTB 04 ATEX 2012
Weight1,42 kg
audible signal transmitterLoudspeaker
Tone ringing volume90 dB