TM
3-6665-316-12
1-11.
SAFETY, CARE, AND HANDLING
However, potential hazards
There are no hazards involved with the Simulator itself.
The operating procedures for the
are involved in the operation of M43A1 Detectors.
M43Al Detector are contained in the Operator's and Organizational Maintenance Manual
for M8A1 Automatic Chemical Agent Alarm and Auxiliary Equipment, TM 3-6665-312-12&P.
WARNING
The operator must note and carefully follow
all M8A1 Automatic Chemical Agent Alarm
safety precautions.
Carefully read the hazard
warnings on the inside front cover of the
technical manual, TM 3-6665-312-126P, before
operating the Simulator.
WARNING
If removal of M43A1 Detector outlet filter
is
required, removal must be performed by
authorized personnel.
TECHNICAL PRINCIPLES OF OPERATION
Section
III.
1-12.
GENERAL SYSTEM PRINCIPLES OF OPERATION
The Simulator makes it possible for you to cause
M43A1
Detectors to alarm as if
a
The effective
range
of the Simulator is 1000
chemical agent has been detected.
You can imitate a moving chemical-agent
cloud
by causing detectors to
meters.
Each Simulat
or con
sists of one transmitter,
four
alarm, one at a time or in groups.
receivers, associated cables and antennas, and tw
o sets
of tone modules.
The
transmitter
is
powered by batteries mounted in the unit and is used to broadcast
This signal is picked up by the receivers. The receivers are
a radio signal.
installed in, and
receive power from, the host detectors.
When a receiver responds
It is not
to a transmitter
signal, that receiver causes its host detector to alarm.
Depending on
necessary that al
l four receivers be used in a training exercise.
training exercise
needs, fewer detectors, and, therefore, fewer receivers, may be
used.
The transmitter signal is coded so that only certain receivers respond when the
The code is determined by a plug-in tone module which is
signal is broadcast.
installed in the transmitter.
Similar tone modules are installed in the receivers,
and determine which receiver(s) will respond to a signal.
Tone modules are identified by SERIAL numbers (for example, 000-1), which are
printed on the modules.
The first three digits of each SERIAL number are referred
The GROUP number tells you to which set a tone module
to as the GROUP number.
1-14
