1、Beneficial comments, recommendations, additions, deletions, clarifications, etc. and any data which may improve this document should be sent to: U.S. Army Engineer Research and Development Center, Corps of Engineers, Topographic Engineering Center, ATTN: CEERD-TS, 7701 Telegraph Road, Alexandria, VA
2、 22315-3864 or emailed to pd-tetec.army.mil . Since contact information can change, you may want to verify the currency of this address information using the ASSIST Online database at www.assist.daps.dla.mil . AMSC N/A FSC 6675 Distribution Statement A. Approved for public release; distribution is u
3、nlimited. A-A-52567B 31 October 2006 SUPERSEDING A-A-52567A 31 October 2002 COMMERCIAL ITEM DESCRIPTION SURVEY INSTRUMENT, AUTOMATED, INTEGRATED (AISI) The General Services Administration has authorized the use of this commercial item description for all federal agencies. The original issue of this
4、CID replaced MIL-S-0053085A(ME). 1 SCOPE. This specification covers manually operated, target tracking and robotic, portable, medium-range (two-kilometer (km) and seven km), electro-optical distance and angle measuring equipment capable of second order, class II surveys. Distances are measured with
5、an Electronic Distance Meter (EDM), using diode-emitted, modulated, infrared light waves; and angles determined by electronic measurement. The AISI measuring unit will be of solid-state construction and complete with accessories for unsupported operation. 2 CLASSIFICATIONS. AISIs will be of the foll
6、owing classifications, as specified (see 7.2). 2.1 Type. The AISIs will be of the following types: Type I With EDM of seven (7) km capability. Type II With EDM of two (2) km capability. 2.2 Class. The AISIs will be of the following classes: Class A With winterization kit. Class B Without winterizati
7、on kit. 2.3 Style. The AISIs will be of the following styles: Style 1 Without robotic capability. Style 2 With robotic capability. METRIC Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-52567B 2 3 SALIENT CHARACTERISTICS 3.1 Description. The auto
8、mated integrated survey instrument (AISI) shall combine into a single, compact, field survey, total station system, the three major subassemblies (modular or integrated) listed below: a. An Electronic Theodolite (ELT), an auto-reading/recording digital theodolite with electronic display/control pane
9、l(s); b. An Electronic Distance Meter (EDM), a low power, miniaturized distance measuring device with a range and accuracy compatible with the ELT; c. The Data Recorder Unit (DRU), an automatic data recording/storage/processing terminal, ruggedized for field use with the ELT and EDM, interoperable w
10、ith any microprocessor through an RS232 interface or using industry standard (removable) data storage media and provide high-speed data transfer. The AISI shall be mountable for operation on the standard tripod specified in A-A-52298, using the universal tribrach specified therein, or equivalent. Th
11、e AISI shall also include transport carrying case(s); retro-directive prisms; tribrachs; necessary accessories and tools, with cases; and survey system software programs (see 7.2) for computation, plotting and printing. The system shall be provided with two (2) rechargeable battery packs; a battery
12、charger; an auxiliary external power cable, not less than six (6) meters in length; or a comparable, self-contained, electrical power subsystem. When specified (see 7.2), robotic capability (see 3.9.5), a winterization kit, thermometer, altimeter-barometer, meteorological correction data, a solar fi
13、lter, tripods, tripod bases, and a backpack shall also be included. The AISI shall electronically measure values for subtended horizontal and vertical angles; slope distances up to a minimum of seven (7) km or two (2) km, for the type I or type II instrument, respectively; and automatically record t
14、hese data to a data storage/processing module for on-site reduction, or transfer via a serial or other industry standard interface to an external microprocessor. The robotic total station capability shall permit one-man survey operations up to a distance of not less than five hundred (500) meters. T
15、he AISI shall be capable of full daytime and nighttime operation. Additionally, the robotic AISI shall be able to cue the layout of horizontal and vertical earthmoving operations when provided with appropriate input data. The AISI should minimize the use of cabling and allow for new features and tec
16、hnologies, as they become available. 3.2 Safety. The AISI shall present no uncontrolled hazards to users, maintenance personnel, or bystanders. The AISI shall meet either the power and irradiance requirements for a class I device listed in TB MED 524, or be less than the irradiance criteria for a cl
17、ass I device and less than five (5) times the power limitations. In all cases, the AISI shall be eye safe. 3.3 Maintainability. 3.3.1 Maintenance support. Assemblages or support elements such as repair parts, special tools, and test equipment shall be adequate to perform the intended functions of as
18、sisting in or conducting maintenance operations. 3.3.2 Ease of maintenance. AISI construction shall provide ease of access to power supplies and fuses (or reset buttons) such that tools are not required to perform user maintenance. A self-test system with a display to verify satisfactory operating c
19、apability prior to initial measurement shall be provided. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-52567B 3 3.4 Physical characteristics. 3.4.1 Portability. The AISI shall be furnished in soldier portable packages. 3.4.2 Weight. The basic
20、equipment (ELT, EDM, DRU, tribrach, and power pack) weight shall not be greater than 11.35 kg. The transport weight (basic equipment and transport carrying case) shall not be greater than 18.18 kg. 3.4.3 Electronic theodolite (ELT). The horizontal and vertical angle measuring component of the AISI,
21、the ELT, shall automatically display the observed angle at a precision and repeatability required to satisfy second (2nd) order, class II accuracy of National Oceanic and Atmospheric Administration (NOAA) Publication (Standards and Specifications for Geodetic Control Networks, September 1984). 3.4.3
22、.1 Alidade assembly. The alidade assembly shall be provided with a self-leveling device, and a means for attaching to the tribrach. 3.4.3.1.1 Telescope. The telescope shall have an aiming device, sunshade, and a focusing range of one and seven tenths (1.7) meters (or less) to infinity. The telescope
23、 shall feature not less than a 30x magnification, and shall produce an erect image. 3.4.3.1.1.1 Reticle. The reticle shall consist of a pattern of opaque lines similar to Figure 4. The stadia ratio shall be 1/100. The horizontal and vertical collimation adjustment of the reticle shall be positive an
24、d easily accessible. The horizontal and vertical collimation errors of the lines of sight shall be not greater than 0 0 6“. 3.4.3.1.1.2 Telescope eyepiece. The eyepiece shall be equipped with a diopter scale marked with plus and minus units from zero, and shall have an index mark for referencing the
25、 setting. 3.4.3.1.2 Standards. The horizontal axis of the telescope shall be so nearly perpendicular to the vertical axis of the AISI, that the error due to the difference in height of the standards shall not be greater than 0 0 12“; or shall be compensated for by onboard software. 3.4.3.1.3 Circles
26、. 3.4.3.1.3.1 Horizontal and vertical circle. The horizontal and vertical circles shall provide a means of automated correction for circle eccentricity. The resolution of the horizontal circle readings shall not be greater than 0 0 0.5“. The time to initial display shall not exceed one second. Incli
27、nation of the vertical axis shall be corrected automatically. Units of angular measurement shall be user selectable in either sexagesimal, decimal, or mil readout. A means to correct for the influences of mis-levelment in the vertical and trunion axes shall be incorporated; it may be provided as a d
28、iscrete compensator. 3.4.3.1.3.2 Setting circles. A horizontal and vertical circle setting capability shall be furnished for setting the circles in various positions of an observation program. The circles shall be provided with a means of selecting the units of angular measure so that they correspon
29、d to those selected on the microprocessor. 3.4.3.1.4 Microprocessor display/control panel. At least one display/control panel shall be supplied on the ELT/EDM; and one shall be provided on or transferable to, the prism pole for style two (2) units. The prism pole panel shall be identical, or suffici
30、ently similar, to that on the ELT/EDM, to provide identical functionality in remote control of the unit without revised operating characteristics. Additional controls for remote operation shall not assume placement Provided by IHSNot for ResaleNo reproduction or networking permitted without license
31、from IHS-,-,-A-A-52567B 4 of the original ELT/EDM controls. It shall be provided with a subsystem for uninterruptible communication with the ELT/EDM (see 3.9.5.2). 3.4.3.1.4.1. Keyboard. Panel dials, displays, knobs and switches shall be functionally grouped for simple operation. Each shall be marke
32、d to identify its functional name, symbol, and operating instruction reference. The keyboard shall be weatherproof and shall be capable of initiating the microprocessor functions listed in 3.4.3.1.4.4. 3.4.3.1.4.2 Displays. Each display shall depict operational commands, data entry commands, self-te
33、st status, and data input, as a minimum. Displays shall be legible in any ambient light. 3.4.3.1.4.3 Illumination. The electronic control panel shall be sufficiently illuminated for night operation. All external lighting shall be a blue-green color between 400-700 nanometers in wavelength. The inten
34、sity of all externally visible light produced shall be adjustable. For style one (1), no light shall be visible beyond a 50-meter circle, with the instrument as center point, under moonless and starless night conditions. In style two (2), the tracking/positioning lights shall have an on/off control.
35、 3.4.3.1.4.4 Microprocessor. The AISI microprocessor shall be a fully programmable operating environment; having nonvolatile memory of adequate capacity to store all instrument constants and operating parameters, and enough random access program memory to perform required data reductions. Upon start
36、-up, the microprocessor shall initiate and control a system self-test that shall include power source check, EDM operational check, and display test sequence. The microprocessor also shall be capable of executing the following listed functions automatically or from the control panel keyboard input:
37、OPERATIONAL COMMANDS Power on/off Illumination on/off System self-test Clear entries/commands Select/display units of angular/distance measure Select precision of angular display readings Set horizontal circle orientation Measure/display/record horizontal angle or direction Measure/display/record ve
38、rtical or zenith angle Measure/display/record horizontal collimation error Measure/display/record inclination of standing axis Level standing axis Measure/display/record slope or horizontal distance Measure/display/record height differences or elevations Display coordinates Display stake-out directi
39、on/distance Display error/system messages DATA ENTRY COMMANDS Enter vertical circle index error Enter horizontal collimation error Enter stakeout data Enter initializing horizontal/vertical datum Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-52
40、567B 5 Enter height of instrument/target Enter instrument/target constants Enter scale corrections Enter atmospheric data/corrections Enter system codes (stationing, record) Enter system format parameters (bits per second (bps), parity etc.) for data transmissions Enter instrument/target eccentricit
41、y. 3.4.3.1.5 Axes motion controls. Movement through the vertical tilt limits shall be a minimum of 45. Horizontal and vertical motion controls shall provide for fine and coarse adjustment. 3.4.3.1.6 Plummet. The plummet shall be integral with the alidade or shall be attached to the tribrach and be a
42、djustable. If an optical system is used, the reticle pattern shall divide the field of vision into four 90 0 0“ quadrants. The system shall be useable throughout the operating range from tripod height to not less than 30.5 meters. The plummet shall be coincident with the vertical axis of the AISI. T
43、he plummet shall be capable of being used in daytime and nighttime conditions. 3.4.3.1.7 Levels. The instrument shall be equipped with a leveling capability sufficient to allow it to be setup and operated at required accuracies under any of the conditions described herein. 3.4.3.1.8 Tribach. The tri
44、brach shall consist of the leveling screws, base plate, and a device for locking the alidade assembly. For compatibility with existing equipment, the base plate shall have at its center a 5/8-inch nut of the unified coarse thread series, class 2B, 11 threads per inch (5/8-11 UNC-2B). The leveling sc
45、rews shall afford leveling of the theodolite when the base plate is 6 0 0“ out of the level. The design of the tribrach shall be such that removing and returning the alidade shall not cause a change in the centering of the alidade greater than 0.05 mm. If the optical plummet is integral to tribrach
46、see 3.4.3.1.6. 3.4.3.2 Power. The ELT/EDM shall operate from an internal or external battery or other self-contained power source. When batteries are provided, NiMH or Lithium Ion cells are preferable. The AISI shall contain built-in protection against reverse polarity from the power source, includi
47、ng a mount or compartment that precludes improper assembly of the power pack. The AISI winterization kit heating elements may operate from an external source (e.g., vehicle battery). 3.4.3.2.1 System power. The ELT/EDM shall be provided with two (2) power packs; each capable of supporting a minimum
48、of 500 angle and distance measurements at 20 C, and interchangeable without loss of data. Power packs shall be rechargeable (see 3.4.3.2.4), spillproof, non-corrosive, and have no detrimental liquid or gas seepage, regardless of operation or storage orientation. 3.4.3.2.2 Remote power. The remote co
49、ntrol panel and transmitter/receiver on the prism pole of the style 2 instrument shall be provided with the same, or similar, power pack(s) as those on the ELT/EDM (see 3.4.3.2.1). 3.4.3.2.3 Auxiliary power. The ELT/EDM shall also operate from external 12-volt DC batteries, providing the same operating capability as with the internal power source. An external power cable shall be provided with the system that shall not be less than six (6)m in length
