METRIC
MIL-PRF-62546C
26 January 2010
SUPERSEDING
MIL-PRF-62546B(AT)
5 January 1998
PERFORMANCE SPECIFICATION
SENSOR, FIRE, OPTICAL
This specification is approved for use by the U.S. Army Tank Automotive Research,
Development and Engineering Center (TARDEC), Research, Development and
Engineering Command (RDECOM), Department of the Army, and is available for
use by all Departments and Agencies of the Department of Defense.
1. SCOPE
1.1 Scope. This specification covers two types of optical fire sensor assemblies
(OFSAs), components of the Halon 1301 automatic fire extinguishing systems used in military
vehicles. The OFSA detects and signals the presence of a hydrocarbon fire requiring a system
response (see 6.1).
1.2 Classification. OFSAs will be of the following types, as specified (see 6.2):
Type I
-
Discriminatory
Type II
-
Non-discriminatory
2. APPLICABLE DOCUMENTS
2.1 General. The documents listed in this section are specified in sections 3, 4, or 5 of
this specification. This section does not include documents cited in other sections of this
specification or recommended for additional information or as examples. While every effort has
been made to ensure the completeness of this list, document users are cautioned that they must
meet all specified requirements of documents cited in sections 3, 4, or 5 of this specification,
whether or not they are listed.
Comments, suggestions, or questions on this document should be addressed to
U.S. Army RDECOM, Tank Automotive Research, Development and Engineering Center,
ATTN: RDTA-EN/STND/TRANS MS#268, 6501 E. 11 Mile Road, Warren, MI 48397-5000
or emailed to DAMI_STANDARDIZATION@conus.army.mil. Since contact information can
change, you may want to verify the currency of this address information using the ASSIST
Online database at https://assist.daps.dla.mil.
AMSC N/A
FSC 6665
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