NAVY MIL-W-15805 F (4)-2001 WIND DIRECTION AND WIND SPEED INDICATING EQUIPMENT TYPE B《B型风向和风速指示设备》.pdf

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1、MIL-W-15805F (AS)AMENDMENT 430 April 2001SUPERSEDINGAMENDMENT 318 October 1977MILITARY SPECIFICATIONWIND DIRECTION AND WIND SPEED INDICATING EQUIPMENT, TYPE BThis amendment forms a part of MIL-W-15805F (AS), dated 10 December 1962, and isapproved for use by all Departments and Agencies of the Depart

2、ment of Defense.PAGE 12.1: STANDARDS, MILITARY: Delete reference to “MIL-STD-242” and add to thefollowing:“MIL-STD-461 - Electromagnetic Interference Characteristics, Requiremen tsfor Equipment.MIL-STD-462 - Electromagnetic Interference Characteristics, Measurementof.MIL-STD-740 - Airborne and Struc

3、tureborne Noise Measurements andAcceptance Criteria of Shipboard Equipment.”PAGE 23.1: Delete and substitute:* “3.1 First article . When specified (see 6.1), a sample shall be subjected to first articleinspection in accordance with 4.2.”AMSC N/A 1 of 9 FSC 6660DISTRIBUTION STATEMENT A . Approved for

4、 public release; distribution is unlimited .INCH-POUNDProvided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-W-15805F(AS)AMENDMENT 42PAGES 2 and 33. 3.1: Column 1, lines 13 and 14: delete; In column 2, line 4: delete “Iron or steel” andsubstitute “Ferro

5、us alloy;” line 31: add “and inductors,” line 33: delete “see” and substitute“except;” line 46: delete; line 47: delete “and circuits,” line 50: add “(see 3.4.1, 3.4.2, 3.4.3.1.1,3.4.3.2.1, 3.4.4.2.1 and 3.4.6).” In column 3, line 5: delete “Welding” and substitute “Structuralwelding;” line 9: add “

6、(not required for transmitter and headwind computer);” line 14: delete“Personnel protection” and substitute “Safety (personnel hazard);” line 15: add “(see 3.3.1.3);”line 22: delete; line 30: add “(see 3.3.1.4);” line 48: delete “and general examination.”PAGE 33.3.1.1: Delete.Add new paragraphs:“ 3.

7、3.1.3 Electromagnetic interference emission and susceptibility . The equipment shallconform to the electromagnetic interference emission and susceptibility requirements for class IDof MIL-STD-461.3.3.1.4 Structurebone noise . The equipment shall conform to the structurebone noiseacceptance level for

8、 type 3 of MIL-STD-740, except the correction factor “for solidly mountedequipment subtract 20DB from the curves” is not acceptable.”3.3.2.1: In item (b), delete “45” and substitute “46,” in item (c), delete “60” and substitute“061;” and in item (d), delete “80” and substitute “81.”3.4.1, line 15: D

9、elete “ splashproof” and substitute “115-volt.”PAGE 43.4.2, line 24: Delete “120-volt” and substitute “115-volt”.PAGE 53.4.3, 3.4.3.1, and 3.4.3.2: Delete and substitute:“3.4.3 Wind direction and speed indicator . The type B wind direction and wind speedindicator equipment shall be furnished with ty

10、pe B or type F wind direction and speed indicatorsas specified (see 6.1).3.4.3.1 Type B .Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-W-15805F(AS)AMENDMENT 433.4.3.1.1 Wind indicator . The type B wind indicator shall be manufactured in accorda

11、ncewith drawing 3331241. The Indicator shall contain, in a watertight enclosure, the mechanismincorporating size 1F synchros, as specified in MIL-S-2335, to receive signals from the winddirection and speed transmitter, and to indicate the relative wind direction in degrees and theapparent wind speed

12、 in knots. The indicator shall contain two independent units, one fordirection and the other for speed. Electrical connections shall be made to each unit by plug-jacktype terminals, Winchester types A7P and A7S, or equal. The units shall be bolted in the case. Ahole in the case and plug with a 1 inc

13、h National Pipe Thread Class 2 in accordance withHandbook H-28 shall be provided in one end for a stuffing tube fitting.3.4.3.1.2 Size . Type B indicators shall be as small and lightweight as practicable, but in nocase shall dimensions and weight exceed the following:Height 13.5625 inchesWidth 7.50

14、inchesDepth 5.875 inchesWeight - 23 pounds, 7 ounces(Figure 4 is provided for guidance only)3.4.3.1.3 Dials . Type B indicator shall have two dials 4 inches in diameter; one dial shallindicate wind direction and the other shall indicate wind speed. The dials shall be marked inaccordance with drawing

15、 3331269. Red dial illumination shall be provided in the indicator.3.4.3.2 Type F .3.4.3.2.1 Wind indicator . The type F wind indicator shall be manufactured in accordancewith Bendix Corporation, Friez Instrument Division drawing 1148595. The indicators shallcontain, in a watertight enclosure, the m

16、echanism incorporating type 18TR6 synchro inaccordance with MIL -S-20708, to receive signals from the wind direction and speed transmitterand to indicate the relative wind direction in degrees and the apparent wind speed in knots. Theindicator shall contain two synchros on a single chassis. Electric

17、al connections shall be made tothe case by a plug and jack connector; by an Amphenol 26-4100-16P and Amphenol 26-4200-16s;or equal. A hole at each end of the case, size 1 inch National Pipe Thread Class 2 in accordancewith Handbook H-28, shall be provided for cable entrance. A power transformer for

18、the lightingcircuit shall be located in the housing. A variable resistor for controlling the light intensity shall beprovided and adjusted by a knob from the outside. The cover of the housing shall provide a singleglass for observing the two dials.Provided by IHSNot for ResaleNo reproduction or netw

19、orking permitted without license from IHS-,-,-MIL-W-15805F(AS)AMENDMENT 443.4.3.2.2 Size . Type F indicators shall be as small and lightweight as practicable, but in nocase shall dimensions and weight exceed the following:Height 11.125 reference inchesWidth 7.375 reference inchesDepth 4.8125 referen

20、ce inchesWeight - 15 pounds(Figure 9 is provided for guidance only)3.4.3.2.3 Dials . Type F indicators shall have two dials 4.230 0.010 inches in diameter; onedial shall indicate wind direction and the other shall indicate wind speed. The dials shall bemarked in accordance with drawing 3331269. Red

21、dial illumination shall be provided in theindicator.”3.4.3.6, after “Illumination:” Add “(Type B).”3.4.4.2, line 2: Delete “bound” and substitute “mounted,” and add “ dripproof” after“aluminum.”PAGE 63.4.4.15, line 5: Delete “120 volts” and substitute “115 volts.”Add:“3.4.4. 20 Shock and vibration .

22、 The wind direction and wind speed recorder shall not besubjected to the shock and vibration requirements specified in MIL-I-983.”PAGE 73.4.5.3, line 4: Delete “12” and substitute “27-43.”3.4.7: Delete and substitute:“3.4.7 Repair parts . Repair parts and applicable repair parts lists required for m

23、aintenance ofthe parent equipment shall be in accordance with table I.”Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-W-15805F(AS)AMENDMENT 45Table I: Delete and substitute:“Table I. Onboard repair parts required per ship .AllOthers CVAsASROCequ

24、ippedItem PartMOD0MOD0MOD0Detector, transmitter indicator1 Ball bearings (one of each type used in the detector)(only if nonstandard) 1 1 12 Pliers “ tru-arc” (types 62562-A and 60464) 1 1 13 Dampener assembly (transmitter) 0 1 14 Integrator assembly (transmitter) 0 1 15 Box special screws (screws n

25、ot available in normal stock) 1 1 16 Roller (disc), shaft assembly 1 1 1Crosswind and headwind computer and indicator7 Potentiometer (one of each) 0 1 08 Motor assembly 0 1 09 Microammeter movement 0 1 0PAGE 8* 4.2: Delete “Qualification” and substitute “First article” (3 places).* 4.2 1 /: Delete.P

26、AGE 94.4: In group B, add the following test after “supply line voltage and freque ncy:”“ TestRequirementparagraphTestparagraphDielectric strength andinsulation resistance 3.3.1 MIL-I-983”Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-W-15805F(A

27、S)AMENDMENT 464.4: In group C, after “airborne noise,” add “(grade C);” add the following test after“airborne noise:”“ TestRequirementparagraphTestparagraphStructureborne noise(type 3)3.3.1 and3.3.1.4 4.5.8”4.4: Group C, opposite “shielding and radio frequency noise reduction,” under testparagraph,

28、delete “MIL -I-983” and substitute “4.5.7.”Add the following test aft er “mounting:”“ TestRequirementparagraphTestparagraphEnclosure 3.3.1 MIL-I-983”PAGE 104.4: Group C, “shock” test: before “recorder” insert “detector or.”PAGE 114.5.1.2(b) (4)c, lines, 20, 21, 22, and 23: Delete and substitute:“ r.

29、p.m., 75.6 knots.57 cycles/1800r.p.m.( 60 of 75.6) 80 knots.”57Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-W-15805F(AS)AMENDMENT 47Table III, second column: Delete and substitute:Correct intensityKnots16.833.650.467.275.6PAGE 13Add the follow

30、ing paragraphs:“4.5.7 Electromagnetic interference emission and susceptibility . Electromagneticinterference emission and susceptibility tests shall be performed in accordance with MIL-STD-462to determine conformance with 3.3.1.3.4.5.8 Structureborne noise . Structureborne noise tests shall be perfo

31、rmed in accordancewith type 3 of MIL-STD-740 to determine conformance with 3.3.1.4.”5.1 and 5.2.1.1: Add “(see 5.3).”Add the following paragraphs:“5.3 Use of polystyrene (loose-fill) material .5.3.1 For domestic shipment and early equipment installation and level C packaging andpacking . Unless othe

32、rwise approved by the procuring activity (see 6.1), use of polystyrene(loose-fill) material for domestic shipment and early equipment installation and level C packagingand packing applications such as cushioning, filler and dunnage is prohibited. When approved,unit packages and containers (interior

33、and exterior) shall be marked and labeled as follows:CAUTIONContents cushioned, etc. with polystyrene (loose-fill) materialNot to be taken aboard ship.Remove and discard loose-fill material before shipboard storage.If required, recushion with cellulosic material bound fiber, fiberboardor transparent

34、 flexible cellular material.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-W-15805F(AS)AMENDMENT 485.3.2 For level A packaging and level A and B packing . Use of polystyrene (loose-fill)material is prohibited for level packing and level A and B

35、packing applications such ascushioning, filler and dunnage.”PAGES 146.1: Add “(h) whether type B or type F indicator is required (see 3.4.3).( i) when polystyrene (loose-fill) material is approved (see 5.3).”* (j) when first article is required (see 3.1).”* 6.2: Delete.* 6.3: Delete.PAGES 28 and 29I

36、nsert attached figure 9.NOTE: The margins of this amendment are marked with asterisks to indicate where changes fromthe previous amendment were made. This was done as a convenience only and the Governmentassumes no liability whatsoever for any inaccuracies in these notations. Bidders and contractors

37、are cautioned to evaluate the requirements of this document based on the entire contentirrespective of the marginal notations and relationship to the last previous amendment.Preparing activity:Navy - AS(Project 6660 - 0140)Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-W-15805F(AS)AMENDMENT 49FIGURE 9. Wind direction and speed indicator, Type F .Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-