1、Licensed by Information Handling ServicesMIL-I-7075A bb 99999Ob OL257LIO 9 m Federal FED-sm- 595 Colors Military MIL-STD- Marking for Shipment and Storage MIL-STD-831 Test Reports, Preparation of MS28008 Indicator-Temperature, Multifunction, Electrical Resistance, Single, Clamp Mounted, -50 to +Wo C
2、, 2-inch Size Numerals and Letters, Aircraft Instrument Dial, Standard Form of Pointers, Dial, Standard Design of Aircraft Instruments Connector, Re ceptacle, Electric, Integral Mounting m33558 m33585 m33639 Cases, Instrument, Clamp-Mounted, Aircraft 33678 (Copies of specifications, stanards, drawin
3、gs, and publications required by suppliers in connection w%th specific procurement functions should be obtained from the procuring activity or as directed by the contracting officer.) 3. RF1QUDWBNTS 3.1 Qualification. The indicator furnished under this specification shall. be a product which has bee
4、n tested and has passed the qualification tests specified hereh, and has been listed on or approved for listing on the applicable Qualified Products List. 3.2 General, The requirements of MIL-1-7070 are applicable as requirements of this specification with the exceptions and additions specified here
5、in. the event of conflict, this specification shall govern. In 3.3 Design and construction, 3.3.1. Case. Phe indicator case shall conform to M28008 3.3.2 Dial. Iche dial shall conform to Figure 1. 3.3.2.1 Dial markings . and Figure 1. Figure 1, Phe dial markings shall be in accordance with MS33558 D
6、imension of markings shall be as shown in the table in “he lusterless black shall be Color 37038 of FEI?-STD-595. 3.3.2.2 Scale length, cable and shall not be less than 1 3/4 inches as measured on the outer arc of the shortest graduation, The scale of the indicator shall be as long as practi- Licens
7、ed by Information Handling Services-MS PART NO. HEIGHT OR Ll3NGTH MARKTNG fo .o05 UNUMERAIS o .i25 MAJOR GRADUATIONS o .i56 MINOR GRADUATIONS 0 a093 LEXTERING rroCil o .i25 SHADED PORTION OF - POLNTER WIDT.OF LZNE OR GRADUATION 20.005 o .o20 o .o20 o .o20 o .o31 - BACKGROUND OF DIAL -i- (MS PART NO.
8、) o ,060 -i- o .o10 MATERIAL OR FINISH FLuomscm LUMINESCENT MATEBIAL OR LUSTEKLESS WHITE LUSTERLESS BLACK DIMENSIONS SN INCE3S. FIGURE 1. Dial, Pointer, and Markings Licensed by Information Handling Services3.3.3 Pointer. The pointer shall conform to MS33585-8. 3.3.3.1 Pointer overswing. 3 percent o
9、f ;kill scale angular d.ef1ection beyond each end of the scale. The pointer overswing shall not be less than 3.3.4 Weight, 1.4 pounds. The weight of the complete indicator shall not exceed 3.3.5 Electrical receptacle. An electrical receptacle shall be provided and locateit as shown on ME328008 , The
10、 receptacle shall be wired as follows : - CONNECTION A + 24V Battery I3 Resistance Bab C Cmon = Negative 24V Battery and remaining bdb connection D Open 3.3.6 Bearings, synthetic, When synthetic bearings are used they shall conform 3.4 Xdentification decalcomania. ofthe 3 identification decalcomania
11、s shown on Figure 2. The lettering shall conform to ME333558 and dimensions shall be as shown in the table in Figure 2. The demlc6manias shaU be of the water-applied tm and shall be suitable for application to the cover glass of the indicator. applted to the cover glass of the indicator, shall be ca
12、pable of meeting the tests specified, in Section 4 of this specification without peeling, blistering, fading, loss of adhesion, checking, softening, or hardening. to lvaL-Bm27497 Each indicator shall be provided with 1 each The decalcomanias, when 3.4.1 Each set of decalcomanias shall be packaged in
13、 an envelope marked: “THIS ENVELOPE COKFAXNS DWiFICA!T!ION DECALCQMAMJM“ instructions for mounting the decalcomanias on the cover glass of the indicator shall be frnished with each set of decalcomanias, Caplete and detailed 3.5 fntorchangeability, All parts having the same manufacturers part number
14、chal1 be functtonally and dimensionally interchangeable. The drawing require= ments of MXL-D-70327 shall govern changes in the manufacturers part number, 4. QUALITY ASSURANCE PROVISIONS 4.3, Responsibility for inspection. Unless otherwise specified in the contract orpuxvhase order, %he supplier is r
15、esponsible for the performance of all, in- smction requirements as specified herein. Ekcept as otherwise specified, the supplier may utilize his own facilities or any commercial laboratory acceptable to the Government. Inspectiom se$ forth in the specification where such inspections are deemed necer
16、9sar;y to assure supplies and services conform to prescribed requirements, The Government reserves the right to perfom any of the Licensed by Information Handling ServicesMIL- I- 707 5A I BACKGROUND HEIGHT WIDTH I- .o10 ,005 o ,125 .o20 - - MATERIAL OR FINISH FLUORFISCENT LUMINESCENT MATERIAL OR bUS
17、TERL;ESS WHITE TRANSPARENT OR LUSTEBLESS BLACK DI;MENSIONS IN INCHES. uNL;ESS OTHERWISE SPECIFIED, T0I;ERANCES: FRACTIONS 1/32. FIGURF: 2. Decal Size and Marking Licensed by Information Handling ServicesMIL-I-7075A bb m 9499906 0L1?594L! b m 4.2 General. Smpling, inspection and. test procedures shal
18、l be in accordance with MIL-f-7070, except as specified herein. 4.3 Test Report. laboratory o9 the procuring activity, three (3) copies of a test report in accordance with m-sm-831 shall be furnished to that activity. 4.4 Test voltage, otherwise ape cif led. Vhen tests are condmted. at a location ot
19、her than the The test voltage shall be 28.5 * 0.5 volts DC, unless 4.4.2 The test voltage for the red.uced, voltage operation test shall be 22.5 v DG. 4.5 Test tolerances e lc.5.l The tolerances specified in Table I, not enclosed in parenthesis, are appliccible only when the indicators are subjected
20、 to all the tests in the eequence specified herein. The tolerances specifie in Table I, enclosed in parenthesis, are applicable only when the indicators are stibjected to a specific test independent of sequence . 15.2 shall not exceed the tolerances listed in Table I. scale error at room temperature
21、. Scale errors at room temperature 4.5.3 Position error. Position error of the indicator shall not exceed 20 C. 4.5.4 Friction error. Indicator friction error shall not exceed. 20 C. 4.5.5 Insulation resistance. Insulation resistance shall be a minimum of 2 megohms. 4.5.6 Re,A, o rl (T Y ? To9 0. A-
22、OFOMOa3 L-coa) mmo o rlrl nnnnnnn mmmmmmm . r;Arlrlrlrlri wwwwwww mmLnmmmm rlrlrlridrirl . nnnnnnn mmmg Lnmm . nnnnnnn MMmcuMCr)Cr) mmmmmmn LnmLnA-LnLnLn 9999999 WWWWWW . 7 Licensed by Information Handling ServicesMIL-I-7075A bb Ob 0125Lib T W 4.5.11 after open and short circuit shall not exceed the
23、 tolerances sgecified in Table I. Open circuit and short circuit. Scale error at room temperature 4.5,la Vibration error. error Lest, the nimimurl amplitude of pointer oscillation throughout the frequency range shall not exceed 20 C, original position of the pointer before vibration and the position
24、 of the pointer dwfng vibratipn shall not exceed 2O C. not be considered as pointer variation. When the indicator is subjected to the vibration The maximum difference between the Pointer oscillation shall b.5J.3 Vibration failure. shall not exceed the tolerances specified in Table I, The scale error
25、 at room temperature after vibration 4.5.14 Response the. The response time shall not exceed 3 seconds. 4.5,15 Daii1pi.X factor. k.5.16 Power consumption. The damping factor shall not be less than 1.6. The power consumption shall not exceed 2.5 watts. 4.5.17 Loir teurgerature exposure, Scale error a
26、t low temperature shall not exceed the tolerances specified in Table I. after loir temperature exposure shall not exceed the tolerances specified in Table 1 . Scale errors at room temperature 4.5.18 High temperature exposure. Scale error at room temperature after high temperature exposure shall not
27、exceed the tolerances specified in Table I, 4.5,19 Bulb lead resistance effect. shown in Figure 3 and subjected.to the Scale Error at room temperature test. The inicaLions with bulb lead, resistance shall not vary from the indications without bulb lead resistance by more than the tolerance specified
28、 in Table I. The indicator shall be connected as 5.1 Preselrvatioil and. packaging 5.1.1 LvelA. of MIL-Pd.l6 anil packaged in a container conforming to PPP-B-636, Class I, 8tyJ.e optional unless otherwise specified by the procuring activity. Each Indicator shall be preserved in accordance with Metho
29、d II 5.1.2 Level C. Each indicator shall be preserved in accordance with Method III of IKCL-P-LX6 and packaged in accordance with Level C of MIL-P-7936. 5.2 Facking shall be to the level specified in the contract or order (See 6.3) . The applicable level (A, B or C) shall be in accorance with MIL-P-
30、7936. 5.3 Marking for shipment and storage, be mrked, in accordance with MIL-STD-129. Interior and exterior containers shall Licensed by Information Handling ServicesLicensed by Information Handling ServicesMIL-I-7075A 66 W 777970b OL259qB 3 MIL-1-707 5A 6. NTES 6.1 Intended. use. to indicate temper
31、ature in the range of -50 to +5OO C, such as free air, carburetor air, or cabin air. The indicator covered by this specification is intended 6.2 General, Q,pplicable to and fomi a part of this specification except that information pertaining to qualification of products covered. by this specificatio
32、n shall be obtained. from: The instructions contained in Section 6 of MIL-1-7070 are COMMANDER MIDDLEXOWN AIR MATERTEL AREA AWN: MANE OLMSTD AIX FORCE BASE, PEXTNSYLVANU 17057 6.3 Ord.ering data . Procurement d,ocments should specify the following : a. litle, number and date of this specification, b
33、, me, number of ind.icator desired. c, Ordering data in accord.ance with MIL-1-7070. Custodian: Reviewers : Air Force - 67, 11 AYIAY - MI, MO, GL Naivy IP Users :, Aw - EL, SM Preparing Activity: Air Force - 67 Pro je ct Number 668 5-0090 10 i. p.-; . . ., c -_ Licensed by Information Handling Services
