The Apollo 45681-290APO is an integrated base sounder with a slow whoop and short circuit isolator. The 45681-290APO is made up of a base sounder, isolator and integral mounting base. The 45681-390APO Integrated Base Sounder is designed for indoor use.
Features
Choice of two tones
Choice of two volume ranges 55-75 dB(A) and 75 – 91 dB(A)
An emergency signal tone to DIN 33404 Part 3 and discretionary constant tone for non-fire emergency use.
Individual and group addressing
Synchronisation of DIN and constant tones
Unique acoustic self-test
Without built-in isolator
With slow whoop tone to Dutch standard NEN2575