Astor LT-10 User Manual Download

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Summary of Contents for LT-10

Page 1: ...er IJ C1 00 0 mC1 n a n C1 0 Q 0 e m ...

Page 3: ...Change the battery 6 Angle measurement 6 1 Measuring a HAR and vertical angle 6 2 Swi tching hor izontal angle HAR HAL 6 3 Setting a hori zontal angle 6 4 Repetition angle measurement 6 5 Measuring a percent of grade Slope measurement 7 Recording and outputting data 7 1 RS 232 serial communication interface 7 2 Recording measurement data 8 Memory mode 9 Function setting 9 1 Function setting 9 2 Fu...

Page 4: ...orrection function 11 3 Illuminate and the timing close 12 Check and adjustment 12 1 Check and adjust plate level 12 2 Check and adjust circular level 12 3 Check and adjust vertical cross hair 12 4 Collimation of the instrument sight line 12 5 Check and adjust optical plummet 13 Tribrach 14 Error display 15 Specifications 16 Accessories and equipment 4 ...

Page 5: ...he readings of horizontal angle and vertical angle simultaneously It can use with the DCH range finder made in MATO PDA and EDM made in the other factory international Then you can get the electric speed measurement instrument It can display put down the angle distance and coordinate data It can correct the instrument error Many measuring modes as angle slope etc can be fulfilled The electronic th...

Page 6: ...2 Nomenclature 1 3 13 W II I r s l II I II 10 14 4 8 II l IJJ A 15 ll V 11 16 J JJDI 12 2 Lc Jl 7 1 1 II 5 W r 6 9 1 6 ...

Page 7: ... eyepiece 11 base plate 12 foot screw 13 focusing knob l4 battery 15 horizontal tangent screw and motion clamp 16 base locking lever 3 Display and display mark SDHDVD 20 14 38 90 0 00 00 m L 00 00 00 gon ill Display Function Display Function Hold the horizontal SO Slope distance HOLD angle HD Horizontal distance Percent grade VD Height difference m Distance unit m VA Vertical angle gon Angle unit ...

Page 8: ...Horizontal angle right 07 03 06 Date I SFT The second function 14 38 Time REP Repeat the horizontal angel Auto power off eRN Tilt correction 4 0perating keyboard and operating key OIST S H V D REP REC G0 8 ...

Page 9: ...ent 0 HOLD Hold the horizontal Repeat measurement angle horizontal angle 0 Tum on or off Select the second illumination function RlL Switch horizontal switch SD HDND angle right or left display V Percent grade of Record measurement vertical angel data Power switch _ _ 9 ...

Page 10: ...rument slowly by loosening adjusting screw Align the plumb bob with the point on the ground When aligned tighten the adjusting screw Initial rough leveling the instrument with circular level 1 Use leveling screws 1 2 to move the bubble of the circular level until the bubble of the circular level until the bubble is now located on a line perpendicular to a line running through the centers of the tw...

Page 11: ... the center of the level vial 2 Next revolve the instrument 90 lOOg around its vertical axis and use the remaining screw 3 to center the level bubble once more 3 Repeat the above procedure for each 90 revolution of a the instrument and check whether the level bubble is correctly centered for all points Centering the instrument with optical plummet Adjust the eyepiece of the optical plummet telesco...

Page 12: ...telescope Carefully move the instrument in order to make it steady symbol reticle center 0 Final leveling ofthe instrument Repeat procedure of and check whether the level bubble is in the center of the level vial Finally tighter adjusting screw 12 ...

Page 13: ...o Press lover 2 seconds it can be power off In order to make sure instrument work continuously pay attention to battery power display If battery power is insufficient replace battery Please see 5 3 Battery power display For setting the vertical angle at 0 a datum 0 is provided on the vertical angle scale circumference If the telescope is turned and the sensor passes the datum 0 angle measurement b...

Page 14: ...place I battery I I c I I Measurement is impossible The power will be I cut off in one minute _ 5 4 Change the batteries For removing Press the release button of the battery case and hold it on Pull the battery case toward you Remove it out Installation Put the battery in the battery case Press the release button and hold the battery case toward the groove in the instrument 14 ...

Page 15: ...llimate the second target B and s or the horizontal and vertical angel are he an Ld s ayeJ ___ Display 07 ffi 05 14 38 A 90 00 00 A R 0 00 00 t 07 D3 05 14 38 A 90 00 00 HAR 0 10 00 t How to collimate DPoint the telescope towards the light Tum the diopter ring 99 and adjust the diopter so that the cross hair is clearly observed Tum the ring coward you first and then backward to 15 ...

Page 16: ...get with the focusing knob Note If parallax is created between the cross hair and target when viewing vertically or horizontally while looking into the telescope Focusing is incorrect or diopter adjustment is poor This adversely affects precision in measurement or survey Elimate the parallax by carefully focusing and diopter adjustment 16 ...

Page 17: ... the target 07 D3 X5 14 38 90 0 A WA 00 00 00 HA R 10 01 07 D3 X5 14 38 2 Press R L The mode Harizo nta I WA 90 0 00 00 0 angle Right HAR HA L 359 49 59 switches to HAL mode 3 Measure the target in the same manner as HAR mode Everytim e R L key is pressed HAR I HAL mode switches 17 ...

Page 18: ... horizontal angle required 2 Press HOLD key twice and the horizontal angle is hold 3 Collim ate the targ et 4 Press HOLD key again to stoP holding the horizontal angle Display 07 14 38 A 900 00 00 HAR 300 00 00 07 14 38 VA 900 00 00 aA 300 00 00 R 11m 20 14 38 A 900 00 00 R 300 00 00 18 ...

Page 19: ...recision perform repetition measurement A B C Operating Display 07 D3 06 14 38 1 Press SFT and N O Tl then press HOLD A R 30 00 00 to begin repetition angle measurement 2 Collimate the target A 07 D3 06 14 38 3 Press OSET N O T2 and make the 0 00 00 R horizontal angle of A II is 00 00 001 19 ...

Page 20: ...motion clamp 06 03 20 14 38 5 Press HOLD N O T2 and hOld the 45 a 00 08 R horizontal angle E 6 Recollim ate the first target A using the horizontal ta ng ent screw and motion clamp 07 14 38 7 Press asET N l T2 and make the 00 00 00 R horizontal angle of A E is 0 00 00 20 ...

Page 21: ... tangent A R 45 00 06 screw and motion clamp 9 Press HOLD The 07 ffi 5 14 38 N 2 T1 average of angle is A 45 00 07 R shown 10 Repeat 2 9 to measure the desired num ber of repetitions The maximum number of angle measurements that can be made is 9 Press 8FT to exit from this mode 21 ...

Page 22: ...al angle switches to percent grade 07 3 X 14 38 IVA 3 108 rtA R 30 00 00 j 2 Press V again The display turns back to norm al angle measurem ent mode 20 14 38 VA 91 46 50 HA R 30 00 00 j Every time pressing V the display mode will switches When measured grade is exceeding 100 EEEEE EEE is displayed 22 ...

Page 23: ... data the recording method should be selected if recording data through communication interface is selected the communication settings should be made properly please see function setting 7 1 RS 232 serial communication interface THE series instrument has the RS 232 interface joined the THE with the computer or the PDA through the cable the measurement data can be transferred to the computer or the...

Page 24: ...he computer or the PDA when selecting method of recording data through communication interface or stored in the memory of the instrument when selecting method of recording data in the memory Output record Angle Mode VA HAR vertical angel horizontal angle mode Distance VA HAR SD vertical angle horizontal mode angle slo e distanceJ 24 ...

Page 25: ...cation interface Operating Display 1 Press V power on come in 07 3 X 14 38 th e mem 0 ry mode N 3 The first line display the ill effective data items in the mem ory 2 Press REC the second line will 07 3 Yj 14 38 glint and the N 3 instrum ent output the data to the interface until it finished it will not glint 25 ...

Page 26: ... all the data in the mem 0 ry will be cleared and after doing this the instrum ent exit from the mem ory mode and enter the angle measu rem ent mode In the memory memory mode mode 07 D3 D6 14 38 R 91 46 30 00 50 00 mode press SFT exit from the return to the angle measurement 26 ...

Page 27: ...ff automatically Minimum angle display 1 5 10 Setting communication baud rate 1200 2400 4800 9600 Selecting data recording method interface OFF memory ON CDCollimation error correction OFF ON Selecting angle unit dms OFF gon ON 9 2 Function setting method In the setting mode the keys are assigned function as following OSET Select the item circle HOLD Select the time item month date year hour minut...

Page 28: ... 8FT and then press LlR come in the setting mode 07 D3 X 14 38 l OFF 2 Press 08ET to select the item CD 7 0 07 D3 X 14 38 2 OFF 3 Press LlR or V change the setting of the selected item 07 D3 X 14 38 2 ON 4 Setting all the tem asyo need S Press 8FT to finish setting return to the angle measurement mode VA HA R ill 07 D3 X 14 38 91 0 46 50 1 30 00 00 1 28 ...

Page 29: ...nd then press LlR com e in the l OFF setting mode E I 2 Press HOLD 07 14 38 I to select the item month data I year hour min ute E second the selected item will glint 3 P ress LlR or V add or 07 14 38 I minus it E I 4 Finish settings of 07 16 00 all item E 29 ...

Page 30: ...error in your instrument so that the instrument can correct subsequent single face observations The 0 index of the vertical circle of your instrument can be reset also and the index error that will affect the accuracy of vertical angle measurement can be corrected Operating 1 Press R L and power it will display SETUP and SET 0 rotate the A R Display 07 ffi X SET 0 00 14 38 Fl 08 telescope the firs...

Page 31: ...he same target press OSET the first line will glint and display SET 4 Press OSET the instrum ent perform the new data of the vertical error the telescope axis error and the com pensator 0 error and return to the angle mode 07 3 14 38 SET F2 00 00 08 r R R 07 3 14 38 SET 179 0 59 58 If you want to exit at any time you can press SFT I Note After adjustment above finished you should check 31 ...

Page 32: ...ample horizontal measuring staff and apparent distance staff By viewing through the telescope the length between upper and under stadia hairs which multiplies 100 is the distance from instrument center to station pole The length refers to the reading from station pole between two stadia hairs stadia hairs I m y l tbL __L __ 4 L I _L 100X l I 32 ...

Page 33: ...f L is 100 times of I L 1OOX 1 11 2 Tilt correction function THE provide vertical axis incline compensator It can compensate the incline angle automatically When the incline sensor is switch on the instrument can detect the vertical axis incline angle When instrument incline over the compensation range it display TILT You should level the instrument manually The vertical axis is inchined in X vert...

Page 34: ...on please refer to lO funtion setting 11 3 Illumination and timing close THE has a display and a illumination setting on the reticle When you Press FUNC and hold on about two seconds the display and the illumination setting will be open or closed If you don t operate the instrument for 20 minutes the power will be closed About this function you can reference 10 funtion setting 34 ...

Page 35: ...ning the adjustment screws securely but do not tightening them more than necessary as you may strip the threads twist off the screw necessary as you may strip the threads twist off the screw or place undue stress on the parts d The attachment screws must also be tightened sufficiently upon completion of adjustments e Always repeat checking operations after adjustments are made in order to verify r...

Page 36: ...th the accessory adjusting pin and return the bubble towards the center of the plate level vial However correct only one half of the displacement by this method b Correct the remaining 112 amount of the bubble displacement with the leveling screws c Revolve the instrument 180 0 or 200g around the vertical axis once more and check bubble movement if the bubble is still displaced then repeat the adj...

Page 37: ...ircular level is centered properly at this time adjustment is not required Otherwise proceed with the following adjustment Adjustment Shift the bubble to the center of the level by adjusting three capstan adjustment screws on the bottom surface of the circular level with the accessory adjusting pin see diagram II 1 II 2 37 ...

Page 38: ...ight the cross hair on a well defined point A on the wall at a distance of at least 50 meters 160ft c Next swing the telescope and check whether the point travels along the length of the vertical cross hair d If the point appears to move continuously on the vertical hair see fig l the vertical cross hair lies in a plane perpendicular to the horizontal axis adjustment is not required e However if t...

Page 39: ...tion attachment screws b Loosen all four attachment screws slightly with the accessory screw driver while taking note of the number of the revolutions Make vertical cross hair coincide with A by turning eyepiece and tighten the four attachment screws c Check if there is displacement in horizontal direction while point A travelling along vertical cross hair If not check is concluded 39 ...

Page 40: ...cal tangent screw only and plunge the CD W Sam c telescope 180 Q7 0 around the horizontal axis so that the telescope is pointed in the opposite direction d Sight point B at equal distance as point A e Loosen the horizontal motion clamp and tangent screw and revolve the instrument 1800 or 200gon Fix a sight on point A once more and tighten the motion clamp and screw f Loosen the vertical motion cla...

Page 41: ...r since the lescope has been reversed twice during checking operation c Shift the vertical cross hair line and coincide it with point D by revolving the left and right capstan adjustment rews Upon completing the adjustment repeat the checking operation once more Ifpoint Band e coincide further adjustment is not required OtheIWise repeat the adjustment Note To move vertical cross hair first loosen ...

Page 42: ...oincide the center point with the center mark of optical plummet telescope by adjusting optical plummet b Revolve the instrument 180 0 or 200g around the vertical axis and check the center mark If the point is properly centered in the center mark adjustment is not required Otherwise adjust in the following manner Adjustment a Unscrew the adjustment section cover of the optical plummet telescope ey...

Page 43: ...al axis and check the center mark If it is coincided to the point then further adjustment is not required Otherwise repeat the adjustment Note To move center mark loosen adjustment screw on one side and tighten adjustment screw on the other side according to the loosened number Loosen counter clock wise Tighten clock wise Rotate screws as little as possible 43 ...

Page 44: ...um locking lever 180 0 in counter clock wise direction b Lift the instrument up with one hand carrying handle and another hand holding the tribrach Attachment a Match the instrument base with the correct groove before putting the instrument on the board b Tighten the locking lever instrument base groove locking lever 44 ...

Page 45: ...of the collimation error the measured value measured is out of range E04 There s abnormality in internal memory system I E05 Reserved for adjustment in factory E06 There s abnormality in angle measuring system I E07 The level collimation or the telescope revolve too I fast over 4 rls E08 There s a error detected in angle measuring system The instrument should be re powered to distiguish this error...

Page 46: ...view 1 30 Resolving power 3 5 Minimum focus 1 3m Stadia ratio 100 Stadia constant 0 Electronic angle measurement Method Absolutely Code Minimum reading Accuracy l 1 5 10 2 5 10 Diameter of circle 71mm Illuminator LCD Yes Reticle plate Yes Communi ca tion EDM interface No Data export interface Yes I I I 46 ...

Page 47: ...inimum reading Magnification 3X Optical 5 Field of view plummet Focusing range 0 5m Level 30 2mrn sensibility Plate level 8 2mrn Power Circular level chargeable lOh working time battery Height of 179 5mrn instrument Dimensions 144X 175 Dimension DxHxM X324mm Weight with 4 8kg battery 47 ...

Page 48: ...17 Accessories and equipment _ __ L _ _ Chargeable battery set Voltage DC6 0V Capacity BDC13 1300mAH Angle measurement 10 hours 48 ...

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Astor LT-10, User Manual

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