1、MILITARY SPECIFICATION TEST SET, GUIDED WEAPON ANIDSM-77B This specification has been approved by the Naval Air Systems Command, Department of the Navy. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-81809 (AS) SPECIFICATIONS Military MIL-T-54
2、22 MIL- 1-6 181 MIL-E-17555 MIL-T-21200 MIL-R-22973 STANDARDS MiitiTy MIL-STD-704 MIL-STD-781 PUBLICATIONS Military * WR-43 . e. ANA Bulletin No. 400 .- DRAfINGSs- NavaLAir Systems Command DL 64A16D1368 SA;A-17931 ._I :. i Provided by IHSNot for ResaleNo reproduction or networking permitted without
3、license from IHS-,-,-(a) When requesting specifications, standards, drawings, and publications refer to both title and number. applicable specifications and documents required by contractors in connection with specific procurement functions may be obtained upon application to the Commanding Officer,
4、 Naval Supply Depot, Code 105, 5801 Tabor Avenue, Philadelphia, Pennsylvania 19120, except drawings SA-A-17931 and SA-A-19608 which are available from Naval Avionics Facility Indianapolis, Indiana 46218 only. Copies of this specification and 3. REQUIREMENTS 3.1 PreDroduction Models - Unless otherwis
5、e sDecified in the contract or order. king the methods and procedres proposed for the production models. shall be tested as specified in Section 4 herein for the purpose of determining that, prior to .starting production, the contractors production methods are capable of yielding items that comply w
6、ith the technical requirements of the contract. Produc- tion models shall not be delivered prior to approval of the preproduction models. Prefabrication of production models prior to approval .of the preproduction models is at the contractors own risk. tractor for his use in the fabrication and test
7、ing of production equipment. preproduction models shall not be considered as one of the equipments under the contract. The models The preproduction models will be returned to the con- The ensure the fulfillment of all requirements of this specification. the contractor from the use of these specified
8、 parts and materials necessarily places both the burden of proof for the acceptability of the change, and the cost associated therewith, upon the contractor. Approval for deviations must be requested from the procuring activity by the contractor and granted by the procuring activity prior to submiss
9、ion of equipment for preproduction tests. deviations shall not be construed by the contractor to constitute a waiver of the performance requirements or any other requirements of this specification. Any deviation by Approval of parts and material 3.2.1.1 Nonstandard Parts and Material ADDrOVal - ADDr
10、ova for the use of non- MI L-T;212O. the following supplement Width - 13.09 inches; Height - 14.51 inches. Length - 3.3.3 Reliability - 3.3. 3.1 Operational Stability - The equipment shall have a probability of 0.9 of operating with satisfactory performance, continuously or intermittently for a peri
11、od of at least 150 hours without the necessity for readjustment of any controls which are inaccessible to the operator during normal use. 3.3.3.2 Operating Life - The equipment shall have a minimum total operating life of 10,000 hours with reasonable servicing and replacement of parts. requiring sch
12、eduled replacement due to wear during the life of the equipment and, the wearout life of such parts, shall be determined by the contractor and submitted to the procuring agency. Parts 3.3.3.3 Reliability in Specified Mean-Time-Between-Failure - The specified (MTBF) (9- as outlined in MIL-STD-781) of
13、 the equipment is 200 hours when tested and accepted Es outlined under the requirements of 4.4.5. 3.3.4 Interference Control - The generation of radio interference by the equipment and the vulnerability of the equipment to radio interference shall be within the limits of MIL-1-6181, except thai shor
14、t duration interference may deviate from the limits as outlined below in accordance with MIL-1-6181. Maximum Deviation Switch Duration Permitted s1 1 second 20 db s2 3 seconds No limitation s3 3 seconds No limitation S4 1 second 20 db 3.3.5 Standard Conditions - The following conditions shall be use
15、d to establish normal performance characteristics under standard conditions and for making labora- tory bench tests. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-81809 (AS) Temperature Al titude Normal ground Vibration None Humidity Room a
16、mbient Input power Room ambient (25 - + SOC) 115 - + 1.0 V AC, 60 - + 10 Hz 3.3.6 Service Conditions - The equipment shall operate satisfactorily under any of the environmental service conditions, or reasonable combination of these condi- tions, as specified in MIL-T-21200 for Class 2 equipment. 3.3
17、.6.1 Vibration - The test set shall conform with the applicable requirements as specified in MIL-T-21200 when secured in the transit case. 3.3.6.2 Shock - The test set shall conform with the shock requirements of MIL- T-21200. During shock testing, the test set (not including transit case) shall be
18、mounted by the index pins which are compatible with the index holes provided on the nose of the WALLEYE weapon. of the test set from the WALLEYE weapon nose mock-up. The test set legs shall be secured to prevent separation 3.3.7 Primary Input Power Requirements - The equipment shall meet all applica
19、- ble input power requirements as specified in MIL-T-21200 for Class 2 equipment. The power required chai1 be of the foilowing types and shall not exceed the specified amounts. (a) AC Power, Single Phase, 115.0 - + 11.5V, 400 - + 20 Hz or 60 - + 10 Hz, 35 VA. 7.2 volts nominal. (b) DC Power, Self-co
20、ntained Battery DC Power Supply, 3.3.7.1 Protection - The equipment shall be capable of withstanding input power variations as imposed by abnormal electric systems operations as specified in MIL-STD-704. 3.4 Performance - The test set shall meet the performance requirements listed on the drawings of
21、 DL 64A16D1368 in addition to the following requirements. 3.4.1 Operation - The test set shall be a portable reference target which pro- The jects an optical test pattern into the guidance section of the WALLEYE weapons. test set shall be capable of the following: (a) Testing the guidance section fo
22、r the ability to electronically track a moving 30 to 40 percent contrast target in both the horizontal and vertical direction. (b) Checking the resolution of the guidance section and aircraft television display as a system. Operating from self-contained, rechargeable batteries or external 115 volt a
23、-c power, eitier 60 or 400 Hz. (c) Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-1807 Lt7 7777706 0256808 6 W MIL-T-81809 (As) (d) (e (f) Self-checking the test set battery voltage. Fassening to the weapon in a positive manner. Adjusting to c
24、heck weapons which have up to 2-1/2 degrees “downlooktt. 3.4.2 Lens Focus and Collimation - The target image projected by the test set shall appear, to the weapon, to be a target at infinity. The target dots, wedge shaped resolution lines, and shades of gray that make up the image shall be clear and
25、 distinct. 3.4.3 Target Pattern Position - The illuminator assembly shall be aligned such that when the target pattern is put into motion by operation of the motor, the path traveled by the center of the target shall be within the tolerances indicated in figure 1. 3.4.4 Self-Test Circuit - During ba
26、ttery operation, in order to indicate the need for battery recharging, lamp DS4 on the control assembly shall go out when the voltage across lamp DS3 drops to 6.6 - + 0.1 volts d-c. drive the test set target pattern at a sinusoidal rate of 20 2 10 cycles per minute. 3.4.6, Luminance Output - The lum
27、inance output of the test set shall be a mini- mum of 500 foot-lamberts when measured in accordance with 4.4.9.6. 3.4.5 Motor Speed - During battery operation and a-c operation, the motor shall 3.5 -Detail Requirements - The equipment shall be manufactured to meet the requirements of applicable draw
28、ings listed in DL 64A16D1368. 3.6 discrepancies existing between hardware manufactured to the drawings and tested to Workmanship Defects - The contractor is also responsible for assuring that the spcification are-not the result of workmanship defects. - 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibi
29、lity for Inspection - Unless otherwise specified in the contract or purchase order the supplier is responsible for the performance of all inspection requirements as specified herein. utilize his own facilities or any commercial laboratory acceptable to the Government. The Government reserves the rig
30、ht to perform any of the inspections set forth in the specification where such inspections are deemed necessary to assure supplies and services conform to prescribed requirements. Except as otherwise specified, the supplier may 4.2 Classification of Inspections - Inspection of the equipment shall be
31、 classified as follows: (a) Preproduction inspection (b) Quality conformance inspection (c) Periodic production inspection 4.2.1 Preproduction Inspection - The preproduction samples shall be subjected to the tests and examinations in the order specified in table 1. Failures of the 6 . Provided by IH
32、SNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-81809 (AS) 12 3 4 5 6 7 9 10 # Figure 1. Alignment and Scan Limit 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-in the order specified in table 1. Item 1 2
33、3 4 5 6 7 8 9 Test Examinations Weight Manufacturing Run- In Environment al Reliability Index ietermination Reliabi 1 it y Assurance Interference Contra1 Warm-Up Time Al i gnment 4.3 Sampling - Table 1, Method Paragraph 4.4.1 4.4.2 4.4.3 4.4.4 4.4.5 4.4.6 4.4.7 4.4.8 Test Sequence Preproduction X X
34、X X X X X 4.4.9 X X X X X X Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-LO7 Li7 97977Ob 025bBLL b W MIL-T-$1809 (AS) Quantity of Test Sets Offered for Ac.ceptance Quantity t be Selected -.-.For Snipling Test :First 10 1 Next 25 1 Next 58 1
35、Each additional 100 1 or fraction thereof When be withheld and the contractor shall: here is a defective unit in any group, acceptance of all un (a) Determine the cause of the defect. ts on hand sha 1 (b) Take the necessary actions to correct or eliminate the defct from all units on hand and, if so
36、directed by the procuring activity, from . those units previously shipped. Submit to the procuring activity for approval, the proposed corrective action to prevent recurrence of the defect. (c) 4.4 Test Procedures - The following test procedures shall be followed, in the Any sequence indicated, in t
37、he performance of all tests and examinations required. deviation from these procedures shall be specifically approved by the procuring activity . 4.4.1 Examinations - (M101) The test sets shall be examined to determine that all manufacturing, construction, and testing requirements of DL 64A16D1368 h
38、ave been met. In addition the test set shall be examined or compliance with the following: (a) (b) (c) The construction requirements of 3.3. The interchangeability requirements of 3.2;2.2. Packaging requirements of Section 5. 4.4.2 Weight - Measure the weight of the test equipment for conformance to
39、 3.3.1. 4.4.3 Manufacturing Run-In Test - (M109) Each test set shall be operated in the a-c mode under the conditions specified herein for a period of 6 hours without failure. equipment. controls and adjustments that are accessible to the operator during the nomal use of ehe equipment. A failure sha
40、ll be defined as anything which causes malfunctioning of the Only those adjustments will be permitted which can be made by using such Temperature Ambient room Humidity Ambient room Vi brat ion Any selected frequency within the range of 20 to 30 Hz (excluding resonant points) and a minimum amplitude
41、of 23g . 9 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-81809 (AS) The test sets shall be vibrated (without vibration isolators) for a period of 10 minutes prior to the beginning of the 6-hour period of ope?ration. the test sets shall be ope
42、rated during this vibration period for the purpose of detecting flaws and imperfect workmanship. satisfactory performance is not necessarily required during the vibration period. The direction of vibration should be vertical to the normal mounting plane for 5 minutes and lateral to the plane for 5 m
43、inutes. the test set in two directions the vertical direction shall be used. hour period of operation following the 10-minute vibration period, the test sets shall be mechanically cycled periodically through their various phases of operation. Should a ailure occur, it should be repaired and the test
44、 started over, except that the 10-minute vibration period need not be repeated when it is certain the failure was not a result of the vibration. action shall be taken to eliminate this defect from future test sets. A record shall be kept of all failures. two 3-hour periods to conform with standard w
45、orking hours. specified in MIL-T-5422 to the limits as specified in MIL-T-21200 for Class 2 equip- ment. water-tightness test specified in MIL-T-21200. mitted to the reliability index determination tests as specified in MIL-R-22973, Test Level II, except the temperature shall be 25 2 5? Centigrade.
46、in period, shall be 1750 hours, or until 10 failures have occurred. Where feasible, Operation within the Specified limits of Where it is not feasible to vibrate During the 6- Should repetitive failures occur, corrective The 6-hour period specified above may be composed of 4.4.4 Environmental Tests -
47、 (M102) Environmental tests shall be conducted as In addition the test set case and cover shall be subjected to the drop and 4.4.5 Reliability Index Determination - (M101) The test sets shall be sub- 4.4.51 ,Length of Tests - The total unit hours of test, not including any burn- 4.4.5.2 Duty Cycle -
48、 The test set shall operate continuously on a 24-hour operating cycle as follows: Switch Positions S1 s2 s3 s4 Operating Time (Hours) Test Set Operation ON OFF 2 OFF-RECHARGE 16 R XARGE Not App 1 icabl e LIGHT-MOTION 4 BATTERY MODE ON ON 3 OFF-RECHARGE 4 A-C Mode (See Note) NOTE: measure the perform
49、ance characteristics specified in 4.4.5.3. The 4-hour time shall include the time required- 4.4.5.3 Performance Characteristics to be Measured - During the test the follow- ing performance characteristics shall be measured at the end of every a-c mode of operation cycle specified in 4.4.5.2. 10 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,
