​Bosch RFSM-A Wireless Smoke Sensor

Bosch RFSM-A Wireless Smoke Sensor

The Bosch RFSM-A wireless smoke sensor from the RADION series is a modern fire alarm device, designed to detect smoke and warn of fire risks in wireless security systems. This device integrates many advanced features, ensuring high performance and reliability in protecting property and people.

Outstanding features:

• Externally visible LED that indicates smoke detector status

• A built-in sounder for alarm alerts

• Supervised for low-battery, cover tamper, and removal from mounting surface tamper conditions

• Operational up to 5 years using two user replaceable CR123A Lithium batteries

Technical specifications

• Dimensions: 142 mm x 61 mm (5.6 in x 2.4 in)

• Power/Voltage: Two CR123A Lithium batteries, 3 VDC

• Battery life: Up to 5 years

• Sensitivity: 0.14 to 0.43 dB/m (0.97 to 2.99%/ft.)

• Operating temperature: 0°C to +49°C (+32°F to +120°F)

• Relative humidity: Up to 93%, non-condensing

• Cover and wall tamper switch: Transmits a tamper signal when the unit is removed from its base or pulled away from the mounting surface.

• Drift compensation: Up to 1.64%/m (0.5%/ft)

• Sounder: 85 dBA at 3 m

• Frequency: 433.42 MHz

• Use: Intended for indoor use

• Rate of rise: 15°F (8.3°C/min > 40.6°C)

• Fixed threshold: 135°F ± 5°F (57.2°C ± 2.8°C)

• Compatible receivers:

  • B810 wireless SDI2 bus interface

  • RFRC-OPT wireless option bus receiver

  • RFRC-STR wireless streamline bus interface

  • RFRC-STR2 wireless streamline bus interface AU

  • RF3212E wireless streamline bus interface

  • RF3222E wireless multiplex bus interface