The FDTWBS Base Sounder unit is a high performance wireless sounder base that can be used as stand-alone notification device (with a blanking cap) or as a combined detection and alarm device when fitted with an integral Taurus Series optical, heat or multi detector

• Only compatible with Taurus detectors
• 32 tones settings (primary and secondary for alert and evacuation), selectable via onboard dip switches
• 4 volume levels
• Bi-directional wireless communication
• Can be used with Taurus addressable and conventional translators
• 22 pairs of field channels
• Long communication range (≅1 km in open air)
• Dual channel redundancy
• 5 year battery life (including 10 seconds weekly test)
• Utilises standard low-cost lithium battery technology
• Device identification tab
• Easy scan & link programming option
• Security screw to prevent tampering and unwanted removal
• 3rd party approval to EN54-3 and EN54-25
• Red and white blanking cap options

Technical Features

• Operating frequency range: 868 – 870 MHz
• Max radiated power: 14dBm (25mW)
• IP rating 21C
• Weight (without batteries): 224g
• Batteries: 2x CR123A (3 V & 1.2 Ah)
• Battery lifespan (typical): 5 years
• Dimensions: 129 mm x 54 mm
• Operating Temperature: -10°C to +55°C
• Max humidity (non condensing): 95% RH
• Sound Output (typical): 88-91dBA (tone dependent)