Portable diagnostic device

Details Portable diagnostic device Portable diagnostic device

2008-03-11

2008-03-11

Paik, Steven S. (Department: 2876)

Registers

Coded record sensors

Particular sensor structure

C235S492000, C235S451000, C340S514000

Reexamination Certificate

active

11013071

ABSTRACT:
A portable, preferably hand-held device is provided which may be used to test device loops in fire safety systems for short circuits, open circuits, ground faults and can test the response of the devices in the loop before or after the device loop is connected to the system.

REFERENCES:
patent: 4329643 (1982-05-01), Neumann et al.
patent: 5511108 (1996-04-01), Severt et al.
patent: 5724023 (1998-03-01), Takahashi et al.
patent: 6179214 (2001-01-01), Key et al.
patent: 6380860 (2002-04-01), Goetz
patent: 6459370 (2002-10-01), Barrieau et al.
patent: 6545479 (2003-04-01), Dollar et al.

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