NAVY MIL-T-85068-1977 TEST SET FIRE CONTROL SYSTEM AN AWM-87《AN AWM-87火控试验装置》.pdf
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1、Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-85068 12 7797706 03b35b7 8 0 MIL-T-85068 (AS) E 2. APPLICABLE DOCUMENTS General - The current issue of the following documents at the time of contract award form a part of this specification to th
2、e extend specified herin: 2.1 BULLETINS Military MIL 400 MIL-E-17555 MIL-N-18307 HANDBOOKS Military MIL 235-2 Navy SPECIFICATIONS Military MIL-T-21200 MIL-1-45208 MIL-A-8625 STANDARDS Military MIL-STD-143 MlL -STD-46 1 Airborne Electronic and Associated Equipment Electronic and Electrical Equipment
3、Accessories, and Repair Parts, Packaging and Packing of Test Procedures, Reproduction Acceptance and Life for Aircraft Electronic Equipment, Format. Nomenclature and Identification for Electronic, Aeronautical and Aeronautical Support Equipment Including Ground Support Equipment for Electromagnetic
4、(Radiated) Environmental Consideration for Design and Procurement of Electrical and Electronic Equipment Test Equipment for use with Electronic and Electrical Equipment, General Specification for Inspection System Requirements Anodic Coatings, for Aluminum and Aluminum Alloys Standards and Specifica
5、tions , Order of Precedence for the Selection of Interface Characteristics Requirements for Equipment -2- Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-850b8 12 9799906 0363568 T W MIL-T-85068 (AS) MIL-STD-454 Standard General Requirements fo
6、r Electronic Equipment MIL-STD-471 Maintainability Demonstration MIL-STD-704 Aircraft, Electrical Power Characteristics MIL-STD-781 Reliability Test, Exponential Distribution MIL-STD-810 Environmental Test Methods ?- 2.1.1 Availability of Rocuments - - When requesting specifications, standards, draw
7、ings, andpublications, refer to both title and number. Copies of this specification and applicable specifications required by contractars in connection with specific procurement functions may be obtained upon appication to the Commanding Officer, Naval Publications and Forms Center, 5801 Tabor Avenu
8、e, Philadelphia, Pennsylvania 19120. 2.2 Precedence of Documents - When the requirements of the contract, this specification, ar applicable subsidiary specifications are in conflict, the following precedence shall apply: a. Contract - The contract shall have precedence over any specifications. b. Th
9、is Specification - This specification shall have precedence over all applicable subsidiary specifications. Any deviation from this specification, or from subsidiary specifications where applicable, shall be specifically approved in writing by the procuring activity. C. Referenced Specifications - An
10、y referenced specification shall have precedence over al1 applicable subsidiary specifications referenced therein. All referenced specifi- cations shall apply to the extend specified. 3. REQUIREMENTS 3-1 - Testing - This specificatiun makes provision far testing (see Quality Assurance Provisions, pa
11、ragraph 4. ). a. 2 Parts, Materiais and Processes - Parts, materials and processes shall he selected as required to satisfy the total requirements of this specification. Micro- electronic devices shall be given first consideration in design. Parts, materials and pro- cesses shall conform to applicab
12、le specifications as specified in Military Bulletin 400, -3- Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-except as specified herein. Parts, materiais, and processes covered by the specifications and publications listed in military Bulletin 400 sh
13、all be considered as standard and shall be used whenever they are suitable for the purpose. Nonstandard parts, materials, and processes must be equivalent to or better than similar standard parts, materials, and processes. When Military Bulletin 400 fails to provide an applicable specification or st
14、andard, the contractor shall use other established specifications or standards in the order of precedence set forth in MIL-STD-143. Parts, materials, and processes thus selected from other than Military Bulletin 400 shall not be considered as standard, and approval must be obtained prior to their us
15、e in equipment. 3.3 Design and Construction - The design and construction of the equipment shall be in accordance with MIL-T-21200, as modified herein. 3.3.1 Total Weight - The total weight of the equipment, including cables, shall be a minimum consistent with good design and shall not exceed 150 po
16、unds. 3.3.2 shall be divided into maintenance modules where possible. Modules shall normally be considered repairable. Modules, Maintenance - The electronic portions of the equipment 3.3.3 Cables and Connectors - The equipment shall provide for the use of cables and connectors in accordance with MIL
17、-STD-454, requirement 10. Insofar as is practicable, all connectors on the front panel shall be mounted along the lower edge of the panel and in no case shall their location be such that the connecting cables will inter- fere with the operating controls. 3.3.3.1 Cabling- The equipment cabling shall
18、be compatible with the equipment to be tested. It shall be the electrical equivalent of the cabling used in the normal installation of the equipment being tested, per MIL-STD-454, requirement 66. 3.3.4 Human Engineering - Human engineering shall be in accordance with MIL-STD-454, requirement 62. 3.4
19、 Availability - The availability shall be a minimum of 99.6 percent when calculated using the results of the Reliability and Maintainability demonstrations of paragraphs 3.4.1 and 3.4.2 as follows: o - Availability = Q +Mct where: O is the observed Mean-Time-Between-Failure (MTBF) equal to the total
20、 operating time of the equipment divided by the ,number of failures, as defined in MIL-STD-781. -4- Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-B5ObB 12 W 7777706 0363570 B = I.XJX=T-85(%8 (AS) and: Met is equal to the Mean Corrective maint
21、enance downtime, as defined in MIL-STD-471. 3.4.1 Reliability - The contractor shali conduct a reliability program in accordance with MIL-STD-454, requirement 35. 3.4.1.1 Operating Stability - The test equipment shall perform as defined herein when operated continuously OP intermittently for periods
22、 of nine months minimum without necessity for readjustmen of any controls not readily accessible to the operator during normal use, excluding repair actions. 3.4.1.2 operating life of 2,000 hours. Parts requiring scheduled replacement due to wear during the life of the equipment md, the wearout life
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