SensoIRIS BSOU IS is аn addressable fire base with built-in sounder and isolator module in its body. SensoIRIS BSOU IS is designed for installing in addressable fire alarm systems supporting TTE communication protocol. The device is powered on from the panel and can be controlled via the communication protocol.

The addressable SensoIRIS BSOU IS fire base supports 32 different tone types at two sound levels. The tone type and sound level are programmed from the control panel.

The device is designed for easy installation and consists of two parts: mounting plane basis and sounder in a common body with factory mounted fire base.

Certified according to EN54-3 and EN54-17 in LPCB!

SKU: 614 Category:


  • Selectable sound level – LOW (82-92dB)* and HIGH (100-103dB)*
  • 32 sound types selectable from the panel
  • Loop powered
  • Compatible with SensoIRIS addressable detectors series: T110, T110 IS, S130, S130 IS, M140 and M140 IS
  • EN54-3 and EN54-17 Certified

* Depends on the selected sound type. The main tone type is 27 – the detailed description of the tone types is presented in the installation manual.

Operating Voltage Range 16 – 32VDC (Nom. 28 VDC)
Maximal consumption at communication 470 μА @ 27VDC
Maximal consumption, tone type 27, low volume level 2.8 mА @ 27VDC
Maximal consumption, tone type 27, high volume level 9.8 mА @ 27VDC
Total number of SensoIRIS BSOU IS at loop – low level 100 pcs.
Total number of SensoIRIS BSOU IS at loop – high level 30 pcs.
Number of tone types 32
Material ABS
Dimensions with mounted detector SensoIRIS T110 (IS)/ S130 (IS) 102 x 63mm
Dimensions with mounted detector SensoIRIS M140 (IS) 102 x 70mm

Product Documents

Marketing Documentation

SensoIRIS BSOU IS - Datasheet
Updated at 09.04.2020 Size 0.23MB


SensoIRIS BSOU IS - Declaration of Conformity
Updated at 14.12.2020 Size 0.32MB
SensoIRIS BSOU IS - Declaration of Performance
Updated at 14.12.2020 Size 0.94MB
SensoIRIS BSOU IS - LPCB Certificate
Updated at 09.04.2020 Size 0.21MB
SensoIRIS BSOU IS – EN54 Certificate EVPU
Updated at 14.12.2020 Size 0.61MB

Technical Documentation

SensoIRIS BSOU IS - Manual (English, Bulgarian)
Updated at 06.11.2020 Size 1.74MB

Product pictures