US$ 40.00
System Sensor B224BI-WH S/F 11/09 It responds to regular polls
$60.00
Description
It responds to regular polls from the control panel and reports its type and status
Double Pole
activation can be performed either manually or through panel programming
It is UL 1480 listed as a fire protective signalling speaker
the WLS922L-433 is provided with an installer-selectable Dip Switch with 2 different levels of detection that allow optimising false alarm immunity for certain acoustic environments
System Sensor B224BI-WH S/F 11/09 It responds to regular pollsThe B224BI WH and B224BI IV isolator bases are intended for use in an intelligent system. Isolator bases prevent an entire communications loop from being disabled when a short circuit occurs. They accomplish this by isolating that part of the loop containing the short from the remainder of the circuit. These bases also automatically restore the entire loop when the cause of the short circuit is corrected. In general, up to 25 addressable devices may
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