JAVELIN WEAPON SYSTEM GENERAL INFO

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JAVELIN WEAPON SYSTEM GENERAL INFO The Javelin is a _______ and _______, ______ _______, ______ ______ anti-tank weapon. - ✔✔Fire forget man portable medium range The Javelin is capable of... destroying.... - ✔✔Current and projected armor and hovering helicopters What is integrated into the Javelin CLU - ✔✔A day and night sight that allows for day/night operations and during limited visibility conditions What is the max effective range for the Javelin - ✔✔2,500 m What is the Min effective range of the Javelin - ✔✔65 m Direct 150 m Top Designator for the CLU - ✔✔M98A2 Command Launch Unit The Javelin weapon system consists of two things - ✔✔CLU and encased round The CLU is the re-usable portion that consists of - ✔✔Day sight (day operations) Night sight (night/low visibility conditions) Controls Indicators CLU Built in test (CLU BIT) Carrying Bag The CLU BIT capability constantly tests its electronic circuitry during normal operation. The CLU also allows you to initiate a BIT sequence during the ____ mode. - ✔✔Test The Round consists of - ✔✔Launch tube assembly (LTA) Battery coolant unit (BCU) and a missile Function of the LTA - ✔✔launch platform, and carrying container for the missile. The missile is environmentally sealed in the LTA Function of the BCU - ✔✔provides electrical power to the missile and cooling for the seeker while the missile is in the LTA. The missile is composed of 3 main sections, what are they? - ✔✔Guidance section Mid-body propulsion section How many training devices are there for the Javelin and what are their names? - ✔✔Three Enhanced producibility basic skills trainer (EPBST) The Missile Simulation Round (MSR) Field Tactical Trainer (FTT) Describe the Enhanced producibility basic skills trainer (EPBST) - ✔✔Consists of a student station and an instructor station. The EPBST utilizes a simulated command launch unit (SCLU) and an MSR. The EPBST runs scenarios through the SCLU to test the gunner's skills and the instructor can watch the students actions through a computer screen. Describe the Missile Simulated Round (MSR) - ✔✔The MSR consists of a sealed launch tube that contains no instruments or circuitry. Simulates the weight of a round, and teaches students how to handle a round. Describe the Field Tactical Trainer (FTT) - ✔✔The FTT is a fully integrated, three dimensional training device that uses the CLU, the simulation round (SR) and the instructor station. The SR incorporates the Multiple Integrated Laser Engagement system (MILES) laser transmitter to allow Javelin engagements during training exercises. The FTT is designed to simulate the operation and engagement parameters of the Javelin. M98A2 CLU physical data - ✔✔Weight: 14.99 lbs w/battery CLU sights - ✔✔Day: 4x FOV: 4°x6° Night Wide: 4x FOV: 4°x6° Narrow: 12x FOV: 1.5°x2° How many batteries are available for the CLU? - ✔✔5 When can you use rechargeable batteries for the CLU? - ✔✔During training only What are the designators for the batteries? - ✔✔Non-chargeable: BA-5590/U BA-5390/U Re-chargeable: BA-590/U BA-390A/U BA-390B/U Components of the CLU - ✔✔Face Shield Absorber Desiccant Plug Eye Piece Power Switch Seeker Trigger Left hand grip Controls Elapsed time meter Round interface bracket Day sight Detector dewar cooler Night Vision sight Test connector Battery compartment Fire trigger Right handgrip controls Round interface connector Video port What is the face shield absorber - ✔✔Foam piece that protects the face while the missile launches, and protects the CLU while handling it. Has a wear-line down the center of the absorber. Helps determine when maintenance is required What is the desiccant plug - ✔✔contains desiccant to reduce humidity in the CLU What is the Eyepiece - ✔✔Lens assembly, eyecup, diopter adjust ring Power switch - ✔✔Has four positions: OFF, DAY, NIGHT, and TEST Left handgrip controls - ✔✔contains the filter switch (FLTR) and focus switch (FOC) and the sight select switch (SGT SEL) The Elapsed time meter (ETM) - ✔✔Records the total amount of operating hours of the CLU Round interface bracket - ✔✔mechanical interface with the round Day sight - ✔✔This optical system works similar to a telescope. it provides a magnified visible light target image of what the gunner sees. Detector dewar cooler (DDC) - ✔✔The DDC is the component that provides thermal imaging for the NVS operation. The DDC converts infrared energy into electrical signals. these signals are sent to the CLU display via the signal processor to provide the gunner with a picture of the target area. Night Vision Sight (NVS) - ✔✔The NVS converts an infrared target image into a visible-light target image for the gunner. It consists of the NVS lens, DDC, CLU status display, Flipper Mirror, and eyepiece. Test connector - ✔✔The test connector provides interface with Javelin training devices and is used to perform direct support or higher-level maintenance actions Battery compartment - ✔✔Place for the CLU battery, has a lanyard and safety bail. Fire trigger - ✔✔This trigger is used to initiate the missile firing sequence Right hand grip controls - ✔✔This handgrip consists of the gate adjust switch (GATE ADJ), contrast and brightness switch (CTRS & BRT) switch, and the attack select switch (ATTK SEL) Round interface connector - ✔✔this provides electrical interface with the round. all signals passed between the CLU and the round (i.e. power, digital info, and seeker signals) come through this. Video port - ✔✔This provides electrical interface for CLU video input and output. Diopeter adjust Ring - ✔✔Located on the eyepiece. it is hand rotated ring used to adjust focus of CLU display image. OFF Power position - ✔✔Day sight can be utilized, NVS is not operational, no missile capability DAY power position - ✔✔When on, in DAY FOV, NVS is not operational, Can activate the seeker for rapid missile engagement NIGHT power position - ✔✔Full javelin capability, Once the NVS is cool approx.(2.5-3.5 minutes depending on the temperature) TEST power position - ✔✔Spring loaded position that returns to NIGHT position, starts the CLU BIT when the round isn't attached Field of View (Status indicator) - ✔✔Shows the current FOV. WFOV is standard while in surveillance mode E-Zoom (Status indicator) - ✔✔Doubles current zoom (2x), effectively making the max zoom 24x (Seeker is 12x times 2x) NVS not cool (Status indicator) - ✔✔Indicates that the NVS isn't cool, looks like a no smoking symbol with NIGHT written inside it CLU status (Status indicator) - ✔✔A red indicator will light (at any time) if there is a mission critical fault during IR surveillance Mode, Seeker Mode, or after the IBIT CLU battery (Status indicator) - ✔✔Green: 50% or more Yellow: 50% or less Red: 2 min left in the battery Nine Missile (Status indicators) - ✔✔Seeker status Attack mode BCU status Missile Status All nine never appear at the same time, but a few may appear simultaneously Seeker Mode (Missile Status indicator) - ✔✔MSL CONN: missile connection good; seeker hasn't been activated MISSILE NOT READY: Will show up briefly because the missile is cooling down. SEEK: Appears after seeker activation; CLU is in seeker FOV Attack mode (Missile Status indicator) - ✔✔One says TOP and one says DIR. tells you what attack mode you're in. BCU status (Missile Status indicator) - ✔✔Relative life of BCU (max is 4 minutes) FLASHING YELLOW: 30 seconds of battery life RED: missile cannot be launched Missile Status (Missile Status indicator) - ✔✔A solid MSL will appear if the missile download software fails. The missile BIT detects a failure, or if the missile overheats. CLU power LED (green) - ✔✔Power is being applied available in all modes Flashing means battery is getting low CLU BIT LED (red) - ✔✔Indicates that a BIT failure has occurred a trigger release is necessary, or a malfunction has been detected MSL Temp Overheat (Warning/Malfunction Message) - ✔✔While in seeker mode, MSL TEMP HIGH can be sent from the missile and will appear as an Amber indicator. Blinking above the FOV Misfire (Warning/Malfunction Message) - ✔✔Appears in RED Will appear and blink above FOV Can appear alongside MSL TEMP HIGH, MISFIRE takes precedence Hangfire (Warning/Malfunction Message) - ✔✔HANGFIRE appears in Red above FOV and flashing If received with a MISFIRE, HANGFIRE takes precedence. Javelin round FGM-148 characteristics - ✔✔Weight: 34.16 lbs Length: 47.60 in Diameter (w/end caps): 11.75 in Inside Diameter: 5.515 in Seeker Magnification - ✔✔9x Battery Coolant Unit Characteristics - ✔✔Weight: 2.91 lbs Length: 8.16 in Width: 4.63 in Type: Lithium Iron Disulfide Life: 4 minutes minimum, depending on the temperature Gas: Argon Volume: 0.732 cubic in Pressure: 7500 lbs per square in Javelin Missile characteristics - ✔✔Guidance section Two-stage warhead Mid-Body section Electronic safe, arm, and fire unit (ESAF) Propulsion section Control actuator section Describe the guidance section - ✔✔Provides target tracking and flight control signals Forward portion of the missile, contains the seeker and guidance electronics unit Describe the seeker - ✔✔The seeker includes the infrared sight and the crush switch The infrared sight gives the missile its fire-and-forget capability along with the guidance electronics unit and control actuator section. the crush switch begins the detonation sequence for the warhead when the missile impacts with the target. Describe the Guidance electronics unit - ✔✔Sends seeker FOV video messages about round status to the CLU. Missile malfunctions, and battery status Responds to inputs from the GATE ADJ/CTRS & BRT switch ATTK SEL, seeker trigger, and fire trigger Guides missile to target by sending signals to Control Actuator Describe the Warhead section - ✔✔Uses dual charge warhead, precursor charge and the main charge Describe the Mid-body section - ✔✔Provides missile launch sequence control; warhead detonation control; lift and stability during flight; contains the ESAF and wings. Also houses the main charge of the warhead Describe the ESAF (electronic, safe, arm, and fire) - ✔✔Contains: two detonators, one for each warhead controls the initiation of the two motors; fires in proper sequence prevents accidental detonation of warheads and ignition of motors Describe the propulsion section - ✔✔provides thrust for the missile to clear the LTA and reach the target. It also. forms a subsection of the missile airframe. Contains the launch motor and the flight motor Describe Launch motor - ✔✔propels the missile a safe distance from the gunner before the flight motor kicks in. is completely spent by the time it clears the LTA Describe the Flight motor - ✔✔The flight motor provides the thrust needed to propel the missile to the target. ignites once missile is a safe distance from gunner. (travels @ 320 MPH) Describe control actuator section - ✔✔Maneuvers the missile during flight and provides internal electrical power to the missile. Consists of: Four control fins four thrust vector control vanes (TVC) and a thermal battery Thrust vector control vanes - ✔✔deflect the flight motor exhaust aiding the control fins in maneuver of the missile. Thermal Battery - ✔✔Provides all internal electrical power for the missile during flight. It is a thermal lithium battery similar to the BCU Two types of attack modes - ✔✔Top and direct Top is the default attack mode, needs to be changed to direct if target is under cover Direct attack can only be selected when the seeker is activated Javelin Backblast area - ✔✔Primary DZ: 25 m to rear @ 60° angle extends to the left and the right of the launch tube 1-5 meters Caution area 1 (BB) - ✔✔extends to each side of the Primary DZ Caution area 2 (BB) - ✔✔35 m to the rear @ 60° angle Caution area 3 (BB) - ✔✔100 m to the rear @ 60° angle Firing from an enclosure - ✔✔L: 15 ft W: 12 ft H: 7 ft Window opening: 2 ft x 2.5 ft Door opening: 3 ft x 6.5 ft [Show More]

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