Sounder base installation

  • Sounder bases FDSB291, FDSB292 form a single unit together with the point detector
  • The sounder base is mounted on the ceiling
  • For recess-mounted cable entry
  • For surface-mounted cable entry up to a max. cable diameter of 6 mm

FDSB291 Sounder base (FDnet)

FDSB292 Sounder base (collective)

Alarm sounder installation

  • Insert alarm sounders FDS221-R, FDS221-W directly in the detector base and mount on walls or ceilings
  • For recess-mounted cable entry
  • In the case of recess-mounted cable entry for a higher IP protection category, use sealing element FDBZ295
  • For surface-mounted cable entry with a cable diameter of up to 6 mm with detector base FDB221. Otherwise, use base attachment FDB291, base attachment humid FDB293, orbase attachment wet FDB295.
Alarm sounders and accessories