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DB7 - Intrinsically Safe Sounder

DB7 - Intrinsically Safe Sounder

A high output alarm sounder for use with intrinsically safe circuits. The DB7 has been designed for maximum acoustic efficiency and low current consumption combined with very high levels of weather resistance. A second alarm tone can be selected by reversing the supply polarity.

As the product is intrinsically safe it must be used with an appropriate barrier or isolator.

Voltage:

24Vdc (nominal via suitable barrier)

Current:

34mA nominal

Sound Output:

103dB max (tone dependant)

Tones:

27 (user selectable)

Temperature:

- 55ºC to +70ºC

Construction:

UV stabilised GRP

Protection:

IP66 / 67

Weight:

1.0Kg

Colour:

Red

Description  Product Reference Catalogue Number
DB7P Sounder, ATEX Ex II 1G, EExia IIB T4, Zone 0/1/2. 24Vdc,
3 x 20mm Knockouts, 27 Tones, Red Finish, IP66/67
PX212814 DB7PBB024NR

Features

  • Exia, Zone 0, Zone 1 and Zone 2 use
  • 27 alarm tones
  • GRP housing
  • -55ºC to + 70ºC operating temperature range
  • User can select a distinctive tone to suit local operating conditions
  • Corrosion free low maintenance
  • Can be used in harsh environments with extremes of temperature
  • Suitable for intrinsically safe applications where Zone 0, 1 or 2 conditions exist.