iOptron 7201 manual

iOptron ® CEM60 Center-Balanced Equatorial Mount Instruction Manual Product #7200 and#720 1[...]

2 Read the included CEM60 Quick Set up Guide BEFORE taking the mou nt out of the case! This product is a precision in strument and uses a magnetic gear meshing mechanism. Please read the included QSG before assemblin g the mount. Please read the e ntire Instructio n Manual before operating the mount. You must hold the mount firmly when disengaging [...]

3 Table of Content Table of Content .............................................. ................................................................................................... 3  1. CEM60 Overview ........................................................................................................................................... 5 ?[...]

4 5.4.7. Track Below Horizon ..................................................................................................................... 28  5.4.8. Set Eyepiece Light ..................................... ..................................................................................... 28  5.4.9. Heating Controller .............[...]

5 1. CEM60 Overview Welcome to a new type of EQ mount- The iOptron ® Center-Balanced Equatorial M ount, CEM! Its unique balance design puts the payload at the center of gravity allowi ng for greater natural stability. This also means the mount is extremely light compared to its payload—a ni ce benefit when setting up at a remote site. The adjust[...]

6 2. CEM60 Terms 2.1. Parts List 1 SHIPPING CONTENTS There are two shipping boxes for a CEM60 mount. One box contain s an aluminum carrying case with a mount, either CEM60 (#7200) or CEM60-EC (#7201) mount he ad, a hand controller, a counterweight shaft and accessories, including a counterweight pin and lockin g screws. The other box is for a 21lbs[...]

7 2.2. Assembly Terms Figure 1.CEM60 assembly 2.3. CEM60 Mount Ports Ports on the mount Figure 2. Ports on a CEM60 mount  I/O: Power Switch  DC 12V: DC power socket for the mount  PORT: iOptron port for connecting to other iOptron accessories, such a s an electronic focuser or a planetary dome control. DO NOT plug your ST-4 guiding camera [...]

8 2.4. CEM60 Gear Switches The CEM gear system utilizes a magnetic force system for optima l gear meshing. Fully turn t he Gear Switch clockwise to disengage the worm from the worm wheel. Turn the Gear Switch counterclockwise to engage the worm to worm wheel, as indicated on the mount. T he Gear Switch MUST NOT be left in a position that is in betw[...]

9 Figure 7. Stopper on a dovetail saddle 2.6. Go2Nova ® 8407 Hand Controller Figure 8. Go2Nova 8407 hand controller The Go2Nova ® 8407 hand controller (HC) shown in Figure 8 is the standard co ntrollers that is used on the CEM60 mount. It has an integrated temperature controller that ensures it can be operated at -20ºC (-4ºF). It has a large LC[...]

10  BACK Key: Move back to the previous screen, or end/cancel curr ent operation, such as slewing.  ENTER Key: Confirm an input, go to the next menu, select a cho ice, or slew the telescope to a selected object.  Arrow (▲▼◄►) Keys: The arrow keys are used to control the move ment of DEC a nd R.A. axe s. Press and hold ▲(DEC+),▼[...]

11  An object name, such as “Mercury” or “Andromeda Galaxy”: Name of th e Star or celestial object that the mount is currently slewing to, GOTO or tracking; 2. Target R.A.: Right Ascension of the target object. 3. Target Declination: Declination of the target object. 4. Right Ascension: Right Ascension of the telescope, or R.A. 5. Declin[...]

12 3. CEM60Mount Assembly 3.1. Introduction You have just purchased a telescope mount that is capable of ta king you to a new level of astronomy. No matter which telescope or optical tube assembly (OTA) you select to install on the mount, the overall performance will be great ly enhanced. In order for you to get the optimum performance from the mou[...]

13 WARNING: DO NOT rock the counterw eight shaft rigorousl y . Worm s ystem damage due to improperly gear mesh/slippage will not be covered by warranty. WARNING: The new Gear Swi tch will allow you to achieve the most precise weight balance. This also means the mount or OTA will swing FREELY when the Gea r Switch is disengaged. Always hold the OTA [...]

14 the Nylon washer. Put the azimuth locking nuts onto the mountin g studs, hand tighten them. Adjust tripod/pier to level the mount.  Figure 14. Attaching the mount  STEP 3. Setting the Latitude This step requires you to know the latitude of your current location. This can be found from your 8407 hand controller after the embedded GPS receiv[...]

15 (2) Insert CW Shaft into the CW M ounting Housing. Make sure the rounded top of the shaft is fully engaged in the slot; (3) Insert the CW Shaft Locking Screw into the TOP hole and thread it onto the CW shaft ; (4) Tighten the CW Shaft Position Screw.  Figure 16. Install the counterweight shaft At very low-latitudes (<1 0°), to avoid CW bu[...]

16 STEP 6.Balancing the Payload After attaching the scope and accessories, the mount head assembly must be balanced in both the R.A. and DEC axes to ensure minimum stress on the mount driving mechanism. WARNING: The telescope may swing freely when the R.A. or DEC G ear Switch is disengaged. Alway s hold on to the telescope assembly before re leasin[...]

17 Press ENTER and select “ Set Time & Site ” Press ENTER . A time and site information screen will be displ ayed: Set Local Time The time will be updated automatically when the GPS receiver has established its link with the GPS satellites. You also can manually input the time information in case GPS does not function. Use the ◄ or ► ke[...]

18 To adjust minutes, move the cursor to each digit and use the nu mber keys to input number directly. To change the “ behind ” o r “ ahead of ” UT, move the cursor to “ behind ” and using the ▲ or ▼ key to toggle between “ behind ” and “ ahead of ”. When the number is correct, press ENTER and go back to the p revious screen[...]

19 Figure 21. Polar alignment As indicated in Figure 22, the Polar Scope Dial has been divide d into 12 hours along the angular direction with half-hour tics. There are 2 groups, 6 concentric circles marked from 36’ to 44’ and 60’ to 70’, respectively. The 36’ to 44’ concentric circles are used for polar alignment in the nor thern hemis[...]

20 ( a ) ( b ) Figure 24. Polaris Position shown on HC (a) and where to put on polar scope dial (b) NOTE: If you are located in the southern hemisphere, Sigma Octa ntis will be chosen for Polar Alignment. For example, on May 20, 2010, 20:00:00 in Sydney, A ustralia (LatS33º51’36” and Long E151º12’40”), 600 min ahead of UT, the Sigma Octan[...]

21 Figure 25. Zero position[...]

22 4. Getting Started In order to experience the full GOTO capability of GOTONOVA ® technology it is very important to set up the mount correctly before observation. 4.1. Setting the Mount and Performing Polar Alignment Assemble your CEM60 mount according to Section 3.2. Make sure t he mount is leveled. Turn the mount power switch on. When the GPS[...]

23 4.5. Star Identification Function The 8407 hand controller has a star identification function. Af ter Polar Alignment and Set Time & Site , slew the telescope to a bright star manually or using the GOT O function. Press ? (Help) button to identify the star that the telescope is pointing to, as well as nearby bright stars if there are any. 4.[...]

24 5. Complete Functions of Go2Nova ® 8407Hand Controller 5.1. Select and Slew Press the MENU button. From the main menu select “ Select and Slew .” Select an object that you would like to observe and press the ENTER key. The Go2Nova ® 8407 hand controller has a database of about 358,000 objects. Use the ► or ◄ buttons to move the cursor.[...]

25 5.1.6. Constellations This catalog consists of 88 modern constellations. They are lis ted alphabetically. A list is attached in Appendix E. 5.1.7. Custom Objects It can store up to 60 user-defined objects, including comets. 5.1.8. Enter R.A. DEC Here you can go to a target by entering its R.A. and DEC number s. 5.2. Sync to Target This operation[...]

26 The telescope will now slew back to Star A to repeat the above steps. The iteration can be stopped when it is determined that the alignment error has been minimiz ed. Press BACK button to exit the alignment procedure. NOTE: It is highly recommended to use an eyepiece with illuminated c rosshairs for accurate centering. NOTE: The movement of the [...]

27 5.4. Settings 5.4.1. Set Time & Site Refer to STEP 8 in Section 3.2. 5.4.2. Set Beep The Hand Controller allows a user to turn off the beep partiall y, or eve n go to the silent mode by press “ MENU => Settings => Set Beep ”, Select one of three available modes: " Always On ” – a beep will be heard on each button operation[...]

28 The guide port wiring is shown in Figure 26 , which is same as that from Celestron / Starlight Xpress / Orion Mount / Orion Autoguider/ QHY5 autoguider pinout. If you have an autoguider that has a pinout similar to ST-i of SBIG, such as Meade/ Losmandy/ Takahashi/ Vixen, make sure a proper guiding cable is used. Ref er to your guiding camera and[...]

29 5.6. PEC Option This function only works for a non-high precision encoder versi on of CEM60 mount. 5.6.1. PEC Playback You can turn “ PEC Pl ay back On ” while you do the tracking, especially for long time astro- photography. The default status is “ PEC Playback Off when the mount is turned on. 5.6.2. Record PEC All equatorial mounts have [...]

30 5.8. Edit User Objects Besides various s tar lists available in the hand controller -- you can add, edit or delete your own user-defined objects, especially new ly found comets. You can also add your favorite observation object into the user object list for easy sky surfing. Up to 60 comets and other user objects can be stored. 5.8.1. Enter a Ne[...]

31 Select “ Add a New Record ”. A screen will display asking to Enter R.A. and DEC : You ma y en ter the R.A. and DEC coordinates of the star you want to watch, and press ENTER t o confirm. A more useful application of this function is to store your favorite viewing objects before heading to the field. When the “ Enter R.A. and DEC ” screen[...]

32 6. Maintenance and Servicing 6.1. Maintenance The CEM60 mount is designed to be maintenance free. Do not over load the mount. Do not drop the mount, this will damage the mount or degrade the GOTO tracking accuracy permanently. Use a wet cloth to clean the mount and hand controller. Do not use solvent. If your mount is not to be used for an exten[...]

33 Appendix A. Technical Specifications Mount  Center ‐ balanced  Equatorial  Moun t  (CEM )  Payload  60  lb  (27.2kg),  exclude  counterweight Mount  weight  27  lb  (12.3k g) Payload/Mount  weight  ratio  2.22:1 Material  All  metal  (exce pt GPS  cover) Latitude  adjustment [...]

34 Appendix B. Go2Nova ® 8407HC MENU STRUCTURE MENU Select and S lew So l a r Sy ste m Co m e t s Aste r o ids Sta r s Me rcu ry Ve nu s Mar s Ju pit e r Sa tu r n Uran us Nep t une Su n M oon D eep S k y O b jec t s Nam ed Ob je c t Mess ie r Ca t a lo g NGC IC UGC MC G C ald w ell C atalo g Ab ell C atalo g Her s c hel Cat alo g Nam ed S t ars B[...]

35 Se ttin g s Se t T ime & S i te Se t Displa y Se t Gu i d in g R a te Meri d i an T rea t m ent Se t Ey e pie ce L igh t H ea ting Co n t r o ller Ali g n me n t One S tar A li g n Multi- St a r A lig n T wo S t ar P o l ar A l ig n Pole Sta r Po si tion S et T rac k ing Rat e S i de r e a l S pe e d Lunar S p eed So la r Sp e e d Us er D ef[...]

36 Fi rm ware Inf o rm at i o n G o to Z e r o Po si tio n A d d a New Co m e t B r ow se C om e t s De l e te a C o m e t Cl ear A l l Co me t s Us er D e f ined Co m et Se t U s e r O b j e c ts A d d a New O b j ec t B r ow se O bj e ct s De l e te a n O b j e ct C lear All Ob ject s Ot her O b jec t s T e l e scope M oti on P a r k S cope S ear[...]

37 Appendix C. Firmware Upgrade The firmware in the 8407Hand Controller and control boards can be upgraded by the customer. Please check iOptron’s website, www.iOptron.com , under Support Directory/CEM Mounts, select CEM60 for details.[...]

38 Appendix D. Computer Control a CEM60 Mount The CEM60 mount can be connected to a computer using supplied s erial cable. A RS232 to USB adapter (not supplied) is needed if y our computer does not have a serial port, like most of the lapt ops on the market today. Follow the adapter instructions to install the ad apter driver. When the communicatio[...]

Appendix E. Go2Nova ® Star List Messier Catalog This table is licensed under the GNU Free Documentation License . It uses material from the Wikipedia article List of Messier objects[...]

40 001 Acamar 050 Asellus Australis 099 Kaus Media 148 Rastaba 002 Achernar 051 Asellus Borealis 100 Keid 149 Regulus 003 Acrux 052 Aspidiske 101 Kitalpha 150 Rigel 004 Acubens 053 Atik 102 Kochab 151 Rigel Kentaur us 005 Adhafera 054 Atlas 103 Korneph oros 152 Ruchbah 006 Adhara 055 Atria 104 Kurhah 153 Rukbat 007 Al Na’ir 056 Avoir 105 Lesath 1[...]

No. Constellation Abbreviation No. Constellation Abbreviation 1 A ndromeda A nd 45 Lacerta Lac 2 A ntlia A nt 46 Leo Leo 3 A pus A ps 47 Leo Minor LMi 4 A quarius A qr 48 Lepus Lep 5 A quila A ql 49 Libra Lib 6 A ra A ra 50 Lupus Lup 7 A ries A ri 51 Lynx Lyn 8 A uriga A ur 52 Lyra Lyr 9 Boötes Boo 53 Mensa Men 10 Caelum Cae 54 Microscopium Mic 11[...]

ID No. OBJECT NGC # Messier# IC# A (A bell) U(UGC) ID No. OBJECT NGC # Messier# I C# A (A bell) U(UGC) 1 Andromeda Galaxy 224 31 31 Hind's Variable Nebula 1555 2 Barnards Galaxy 6822 32 Hubble's Variable Nebula 2261 3 Beehive Cluster 2632 44 33 Integral Sign Galaxy 3697 4 Blackeye Galaxy 4926 64 34 Jew el Box Cluster 4755 5 Blinking Plane[...]

No. Ob j ect Const Sep. Ma g itude SAO Comm. Name No. Ob j ect Const Sep. Ma g itude SAO Comm. Name 1 Gam And 9.8 2.3 / 5.1 37734 Almaak 36 Eta Cas 12.9 3.5 / 7.5 21732 Achird 2 Pi And 35.9 4.4 / 8.6 54033 37 Iot Cas 2.3 4.7/7.0/8.2 12298 3 Bet Aql 12.8 3.7 / 11 125235 Alshain 38 Psi Cas 25 4.7 / 8.9 11751 4 11 Aql 17.5 5.2 / 8.7 104308 39 Sig Cas [...]

No. Ob j ect Const Sep. Ma g itude SAO Comm. Name No. Ob j ect Const Sep. Ma g itude SAO Comm. Name 71 Bet Cyg 34.4 3.1 / 5.1 87301 Albireo 106 Del Her 8.9 3.1 / 8.2 84951 Sarin 72 Omi 1 C yg 107 3.8 / 6.7 49337 107 Mu Her 34 3.4 / 9.8 85397 73 52 Cyg 6.1 4.2 / 9.4 70467 108 Alp Her 4.6 3.5 / 5.4 102680 Rasalgethi 74 Ups Cyg 15.1 4.4 / 10 71173 109[...]

No. Ob j ect Const Sep. Ma g itude SAO Comm. Name No. Ob j ect Const Sep. Ma g itude SAO Comm. Name 141 Eps 2 Lyr 2.3 5.2 / 5.5 67315 Double dbl2 176 Zet Psc 23 5.6 / 6.5 109739 142 Alp Mic 20.5 5.0 / 10 212472 177 Kap Pup 9.9 4.5 / 4.7 174199 143 Zet Mon 32 4.3 / 10 135551 178 Eta Pup 9.6 5.8 / 5.9 174019 144 Eps Mon 13.4 4.5 / 6.5 113810 179 Eps [...]

IOPTRON TWO YEAR TELESCOPE, M OUNT, AND CONTROLLER WARRANTY A. iOptron warrants your telescope, mount, or controller to be free fr om defects in materials and workmanship for t w o years. i Optron will repair or replace such product or part which, upon inspection by iOptron, is found to be defective in materials or workma nship. As a condition to t[...]