DeafWatch transmitter fitted with a helical aerial and personal receiver.
DeafWatch has been designed to be a best-in-class brand leading radio based deaf fire alarm warning system for Deaf and hard of hearing people.
DeafWatch consistently outperforms paging licenced competitors both in per unit price and potential coverage, requiring fewer transmitters for the same coverage.
Complies with all the relevant parts of BS5839:01 2002, EN54-4, EN 300 224.
Battery backed and monitored radio fire alarm system for the deaf and hard of hearing complying with all relevant standards and requirements.
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Housed in an 300 x 200 x 150mm IP55 rated steel cabinet.
- Wide Area Distress Alarm Licence (168.9375MHz) with unique POCSAG encoded ID
- Fault monitoring of AC and DC Supply, monitored EN-54 compliant battery backup, active and passive RF monitoring, watchdog circuit and failsafe system fault warning.
- RF monitoring is set against commissioned location variables, not factory defaults.
- Fault reporting via audible and visual alarms, directly to users via fault message (at customer discretion), and via a failsafe volt free relay to the fire alarm panel.
- We supply the client with key switches for a fire alarm test (to warn Deaf users of an impending test) and site survey test (which gives live transmitter performance measures).
- Fire alarm messages building specific, for example “FIRE ALARM BUILDING A” and up to 80 characters.
- Transmitter can handle 8-10 building or evacuation zone inputs from the fire alarm.
- Transmitter output is uniquely adjustable on site from 100 milliwatts up to 5 watts.
- Transmitter can be fitted with a range of different sized aerials from 10cm to 1.2m to further extend 5 watt coverage.
- Standard personal receiver is 80 x 54 x 19 mm, holds up to 40 messages, time and date stamped. Operates on standard AA batteries, but intrinsically safe if fitted with MN1500 professional batteries. 6-8 weeks operational time recommended, but frequently longer depending on usage.
