ARTEX PRODUCTS / ACR ELECTRONICS, INC
DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL
C406-2 (453-5000), C406-2HM (453-5001)
570-5000 Rev. U
Company Confidential
25-62-11
Page 14 of 66
DER
Designated Engineering Representative
–
An individual qualified and designated
by the FAA to approve, or recommend approval, of technical data to the FAA.
DRIP LOOP
Extra wire length used to form a U-shaped bend in a wire or cable. Water or
other fluids will flow down to the bottom of the loop and drip off. Electrical
connections are made at the top of the loop.
ELT
Emergency Locator Transmitter
–
ELTs are installed on aircraft and used to send
emergency signals to the SAR satellite system
. The word “Beacon” is associated
with these devices.
EMI
Electromagnetic Interference
–
An undesirable disturbance that affects an
electrical circuit due to either electromagnetic conduction or electromagnetic
radiation emitted from an external source. Also called radio frequency
interference or RFI.
EUROCAE
European Organization for Civil Aviation Equipment
–
EUROCAE documents are
widely referenced as a means of compliance to European Technical Standard
Orders (ETSOs) and other regulatory documents.
FAA
Federal Aviation Administration
–
The United States government agency for
aircraft safety and regulation.
FAR
Federal Aviation Regulations
–
The rules and regulations governing the
manufacture, certification, operation, maintenance, repair, and alteration of
aircraft in the United States.
FORM 337
FAA Form 337 is required anytime a major repair and/or major alteration is
performed on an aircraft. Refer to FAR, Part 43, Appendix A and the definitions
of Major Repair/Alteration contained in FAR, Part 1 for guidance.
FSDO
Flight Standards District Office
–
FAA district offices responsible for aircraft
certification, operation, maintenance, and modification issues, approvals and
enforcement.
G-SWITCH
A velocity switch that detects sudden de-acceleration and is used to
automatically activate an ELT. May also be referred to as a “crash sensor”.
LED
Light Emitting Diode
–
Semiconductor device that emits light when current is
passed through it. Usually used as a status or warning indicator.
MIL
The three-
letter acronym that stands for “Military” and proceeds military
specifications and standards numbers (e.g., MIL-W-2828 would indicate a wire
specification and MIL-STD-2828 would indicate a standard).
P/N
Part Number
–
Refers to a ACR Electronics part number, unless other- wise
noted. Part numbers are also indicated with parentheses (e.g., 28X-2828).
PLUG
The term “Plug”, within the context of this document, refers to the male half of
an electrical connector.
RECEPTACLE
The term “Receptacle”, within th
e context of this document, refers to the female
half of an electrical connector.
RF
Radio Frequency
–
The range of electromagnetic radiation that constitutes the
radio spectrum and corresponds to the frequency of alternating current
electrical signals used to produce and detect radio waves.
RTCA
Radio Technical Commission for Aeronautics
–
Organization that makes
recommendations for airworthiness. Refer to http://
www.rtca.org/aboutrtca.asp for more information.
RTV
A rubbery silicon-based adhesive typically used to prevent vibration problems
and water intrusion.
SAR
Search and Rescue