Twinflex ASD Smoke and Heat Sensor Complete With Base

The Twinflex ASD Smoke and Heat Sensor is a highly versatile, addressable detector that combines advanced smoke and heat detection in one intelligent unit. Featuring both photoelectric smoke sensing and thermistor-based heat measurement, it offers three configurable smoke modes, three heat modes, and a combination setting to meet a wide range of fire safety needs.

Supplied complete with a base, this device is compatible with Fike’s SITA200plus, Duonet, and Quadnet control panels. Designed to streamline system installation and reduce costs, it supports optional integral sounder and sounder/strobe with seven tone options operating at up to 85dB(A). Built-in short circuit isolators ensure robust system protection, while the unit self-calibrates every six hours to maintain peak performance. A single red LED provides clear device status updates, helping users quickly identify activation, faults, or normal operation.

Perfect for a wide variety of commercial and industrial applications, this detector delivers fast, reliable fire detection and communication in a compact, efficient design.

Technical Specification

• Download Product Technical Data Sheet

• Product Type: Addressable Smoke and Heat Sensor (ASD)

• Compatibility: Fike SITA200plus, Duonet, and Quadnet control panels

• Detection Modes:

  • 3 Smoke Settings

  • 3 Heat Settings (Low Temp: 58°C, High Temp: 90°C)

  • Combined Smoke/Heat Setting

• Sounder Options:

  • Integral sounder/sounder-strobe (optional)

  • 7 programmable tones

  • Sound levels: 65, 80, or 85dB(A)

• Mounting Method: Built-in base (included)

• Self-Calibration: Every 6 hours

• LED Indicator:

  • 400ms flash: Activated

  • 5s flash: Fault

  • 20s flash: Normal

• Short Circuit Isolation: Integrated

• Operating Technology: Thermo differential + Photoelectric

• Power Supply: Mains-powered

• Colour: White

• Maintenance: Easily removable for service/cleaning