Chapter 2. OPERATING INSTRUCTIONS - TM-5-6350-264-14-P-30013

TM 5-6350-264-14&P-3

NAVELEX EE 181-AA-OMI-040/E121 R1860 M9443

TO 31S9-2FSS9-1-3

CHAPTER 2

OPERATING INSTRUCTIONS

Section I. OPERATING PROCEDURES

2-1.

CONTROLS AND INDICATORS. There are no

2-3.

EMERGENCY OPERATION. Operation with

operator controls or indicators applicable to this

incomplete surveillance coverage or faulty tamper circuit

equipment.

should be held to a minimum. Extended periods of

operation on battery (stand-by) power should be avoided.

2-2.

NORMAL OPERATING PROCEDURES. The

2-4.

UNUSUAL

OPERATING

CONDITIONS.

Passive Ultrasonic Sensor is operational after being

installed, tested, and interconnected with the J-SIIDS

Relocation of files, cabinets and partitions, or operation

Control Unit. Since the startup and shut-down of the

of new or faulty equipment with the protected area, will

sensor are dependent on power from the Control Unit, no

affect system sensitivity.

operating procedures are required.

Section II. THEROY OF OPERATION

monitoring the status of the protected area. Figure 2-1 is

2-5.

FUNCTIONAL DESCRIPTION. The Passive

a simplified block diagram. Each Processor can handle

Ultrasonic Sensor provides an intrusion alarm signal to

up to twenty Receivers; however, the total length of

the J-SIIDS Control Unit when it detects and processes

interconnecting cable is limited to 500 feet (152.4 m).

an ultrasonic signal meeting the necessary standards.

The Processor and Receiver/housings are each

An attempt to penetrate the secure area through metal or

protected with a cover tamper switch. The tamper switch

masonry walls, ceilings, floors, or insulated windows and

activates an alarm when a cover is raised more than 1/4

vents by means of hammers, drills, saws, or torches will

inch (0.635 cm) from the closed position. Penetration

generate an ultrasonic signal that is sensed by the

through a wooden wall may not generate enough

Receiver.

The Receiver routes the signal to the

ultrasonic energy to activate the alarm. To protect such

Processor, where it is amplified, filtered, and used to

an area, the Ultrasonic Motion Sensor may be used as a

activate an alarm circuit. The alarm signal is then sent to

complement to the Passive Ultrasonic Sensor.

the Control Unit so it can be used in

2-1