FIRE DETECTION DEVICE

PURPOSE:To speedily discriminate which of a heat detection part or a smoke detection part acts and to prevent the delay of an alarm and wrong information. CONSTITUTION:A detection circuit 2 where a terminal resistance part 3, the heat detection parts 4... whose impedance changes by the detection of...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	TERAJIMA KAZUO
Format:	Patent
Sprache:	eng
Schlagworte:	ALARM SYSTEMS ORDER TELEGRAPHS PHYSICS SIGNALLING SIGNALLING OR CALLING SYSTEMS
Online-Zugang:	Volltext bestellen
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