1、_ . MIL-C-23367 bb 7777906 0131844 T = I /, M.1 L-C;2336f(WEP) I APRIL 1963 MILITAKY SPECIFICATION COMPUIER, FLIGHT DIRECTOR, AIRCIRAFT This spec3ficatLon has been approved by the Bureau of Naval WeaponsJ Deparbnt of the Navy. Ir SCOPE 1.1 Scope - This specification covers certain design and all per
2、formance requirements for the procurement of one type of aircraft flight director computer. with this specification is a component of an integrated Flight instrumentation System conforming ta Specification MILS-2353s. system are the Horizontal Situation Indicator manufactured in accordance with Spec
3、ification MILI-23366 and the Remote Attitude Director Indicator manufactured in accordance with Specification MILI-23524. 2. APPLICABLE IjOc-s 1.2 Associated Equipment - The computer manufactut.eci in accordance The other components of the 2.1 General = The follow documents, of the issue in effect o
4、n the date of invitation for bids, form a part of this specification to the - .:i Licensed by Information Handling ServicesMIL-C-23367-66 SSSSSOb OL3L50 5 W Case - The outline dimensions of the case shall conform to 3*4b2 - Ei7870. The case shall be rcerrt. in the IIS mode the glide slope d lacement
5、 pointer will receive the signal directly from a Radio Receiving Set ATm-18. +2TY During Us mode The resistance 3.4 L.3 Glide Slope Displacement Pointer - The glid slope displacemen% The sensitivity will be 75 microamperes The load of each meter movement Kill be Electrical - - 305.1 Primary iiput Pa
6、rer Requirements - The equipment shall. meet a. applicable requirements of MIGSTD-704 and shall give snec5fied aerformance from the foUaring-parer sources with characteristics Plan B Tests shall not be delivered on Contract The test samples selected for sampling tests Tests shall not be delivered on
7、 contract until they Test Licensed by Information Handling ServicesMIL-C-23367 66 W 9977906 0333856 b W d 4 MILd on contract and suhnitted within 10 days after manufacture. Gmerxnnent Laboratory designated by the procwa activity. Eech sample shall be plainly identified by a securely attached, durabl
8、e tage niarked with the following inf om tio n : These instrunients shall- be forwarded to a Alrcraft Flight Director Coniputer Submitted by (Planufacterer Is me, date) for production acceptance Sampling Plan B testing, in accordance with Contract / Order No . Manufactureris Part Nunber o Licensed b
9、y Information Handling Servicesh.b.2.2.1 Sampling Plan B Tests - Each instrument selected for Sampling Plan B Testing shall be subjected to the tests listed below, conducted in the order listed: Sampling Plan A Tests Radio noise interference Vibration endurance Hgh temperature exposure Acceleration
10、High altitude-low temperature Life Temperature shock 4.4.3 Reliability Testing - h.4.3.1 Mean Time Between Failures (MTBF) Determination = Tests shdl be performed to determine the MTBF of the computer. shctll be used as a guide for the determination. Outline shall be submitted to and approved by the
11、 procuring activity prior to the initiation of the tests. Specification ML-R-22973 The procedure is outlined below. 4.4.30 2 Test Procedure Outline - A Detailed Reliability Test Procedure The test procedure must include but is not limited to: (i) Computer duty cycle. (2) (3) Failure criteria. Test F
12、rocedure - Three computers shall be utilized for the Performance characteristics to be measured. -hohe303 reliability determination which shall be performed at Test Level III of Specification MIL-R-22973. hours has been completed or until there is a total of four failures. shall be completed within
13、four months of the date of the first delivery of the equipment on the contract. .the established reliability test requirements, the tests shall be repeated within thirty days on three new equipments selected by the government inspector. If a 1000 hour MTBF hasnot been demonstrated, acceptance of com
14、puters will be withheld until corrective action is taken and its effectiveness is demonstrated. Computers used for these tests may be refurbished and delivered upon satisfactory completion of the tests. The instnunentsshall be tested until a total of 2000 The tests Should the selected three equipmen
15、ts fail to comply with Test Condi. tions - hoSe1 Atmospheric Conditions - Unless otherwise specified, all tests required by this specification shall be made under the following conditions: Temperature Room anbient 25OC - + SOC. Pressure Normal atmospheric (approximately 29.92 inches Hg.) . maity Roo
16、m ambient up to 90% relative humidity. Licensed by Information Handling ServicesI MIL-C-23367 bb W 7777906 0131858 T RJ2 RU HORIZONTAL POINT23 CENTERING APPROACH PITCH LSMIT R18 R19 Fra PITCH CANCEL (2.3 INPUT) PITCH ACL SENSITIVITY (3O INPUT) (ATTITUDE) PITCH ACL SENSITIVITY (30 INPUT) (m!l!A IJNK)
17、 -. 5to +. !M. *O. 2 to 1 MA O. 2 to 1 -05t0+0.5 O f. 03 f. 06 O. 5 f. 03 f. 06 O. 5 f. 03 f. 06 O 10.03 f. 06 . .f .I . R35 . INTERNAL COURSE CANCEL (7 INPUT) TABU I POTENTIOMETER II FUNCTION VERTIdL POINTER CENTERING 30“-to60“ I 35“ f 1-1/2“1 f 3“ I 30“to60“ I 60“*2-1/2“1 f5“ Ia I TRACK BANK LIMIT
18、 20“to50“ I 35“*1-1/2“1 13“ 20“ t040“ 35“ * 1-1/2“ f 3“ 10“ to 30“ 15“ f O. 75“ f 1-1/2“ ILS BANK LIMIT R6 APPROACH BANK LIMIT R7 ACL BANK LIMIT 10“ to 30“ 15“ * O. 75“ f 1-1/2“ 20“ to 50“ 45“ f 2“ f 5“ COURSE CUT LIMET I *O6 *0.2tOlMA I 0.5f.03 HEADING SENSITIVITY (SO INPUT) ACL KEADING SENSITIVITY
19、 (30 INPUT) I RU. TRACK SENSITIVITY I (250 INPUT) I CENTER I I +15“to -15“l O f. 5“ I Of.5“ I Rl.4 1 ACL PITCH LIMIT +15“ to-151 O f. 5“ I Ok.5“ I RIS I APPRACH PITCH TRIM 5“ to20“ I 10s shall be displayed: (a) Vertical steeringpointer .- out of view to right. (b) Horizontal steeringpointer - out of
20、 view to bottom. (c) Glide slope displacement bar = out of view to top. (d) hcalizer warning flag - out of view. (e) Glide slope warning flag.- out of view. (2) The computer shall be properly connected with power applied and all input signais initially set at zero signal or displacement. of the comp
21、uter shall be that specified abuve, The operation 4.606 Manual Heading Mode Test - The flight director shall be placed in this mode when relay K1 and I(4 are excited with 28 volts direct current from an external source to pins 1IP and lEn as shown in Figure 1, The following functions shall be displa
22、yed: (1) The vertical steeringpointer shall receive a signal of heading error ami bank angle. The correct zero- ing action shall cause the desired heading to be aChiight 23 m- I Licensed by Information Handling ServicesMIL-C-23367 (WEP) 6.2 following : Ordering Data - Procurement documents should sp
23、ecie the (1) Title, number arul date of this Specification. (2) The quantity, E part number (and type number, if any) of the instrument desired. (3) Levels of packaging (see 5.1) and packing (see 5.2) desired. 6 03 Drawing Req ub-emente - The attention of contractors is invited to the fact that Gove
24、rnment contracts for equipment, whether procured directly by the Goverrnnent or through another conbractor, require that all drawings submitted must be in accordance with the requirements of Specification IvILLD-70327. 6.4 Definitions - I- 6.4.1 Amplitude - Whenever the word llamplitudelb is specifi
25、ed, it shall mean the octent of motion as measured from one extreme to the opposite extreme 6.4.2 Hermetic Seal - A hermetic seal shall be a perfectly closed and air tight seal made between metallic and metallic or between metallic and vitric mterials. gaskets. 6.5 on contract shall not commence unt
26、il the samples submitted are pronounced satis- factory by the procuring activity. of the im trument from contract to contract, the submission of furtier preproduction samples on the subsequent contracts may be waived at the discretion of the procuring activiw. tests does not preclude thie requireEnt
27、 of acceptance testing. A hermetic seal is not interded to include seals accomplished by Preproduction Test Pruvisions - The manufacture of instruments When a contractor is in continuous production Approval of preproduction samples or the waiving of preproduction 6.5.1 It shall be understood that th
28、e instrument supplied under contract or order shall be identical to the corresponding preproduction sample in design, construction, quality, mterial, workmanship and niethod of manufacture. Deviation from the standards of the preproduction sample shall be made only by the procuring activity. for rej
29、ection. Ekidence of unauthorized change shall constitute cause 2 and the fact that ihe Government may have farmulated, furnished or in aw way supplied the said drawings, speci- fications or other data is not to be regarded by implication or otherwise as in any manner licensing the holder or any other person or corporation, or conveying any rights or permission to manufacture, use or sell any patented invention that may in aily way be related thereto. Licensed by Information Handling Services
