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Appendix E. Computer Control an HEM44 Mount 

The HEM44 mount can be controlled by a SmartPhone, a Tablet or a computer. It is supported by two types 
of computer connections: 

  Connect  to  a  computer  via  USB  port  on  hand  controller.  The  mount  can  be  controlled  via 

ASCOM protocol (Windows OS), or directly by some software, such as Sky Safari (Mac OS) 

  Connect  wirelessly  via  built-in  wireless  connection.  The  mount  can  be  controlled  via  ASCOM 

protocol (Windows OS), SmartPhone/Tablet and MacOS wirelessly. 

 

To control the mount via ASCOM protocol, you need: 

1.  Download  and  install  the  latest  ASCOM  Platform  from 

http://www.ascom-standards.org/

.  Make 

sure your PC meets the software requirement.  

2.  Download  and  install  the  latest  iOptron  Commander/ASCOM  drive  for  HEM44  from  iOptron 

website. The HEM44 uses Commander V8.0 or later. 

3.  Planetarium software that supports ASCOM protocol. Follow software instructions to select the 

iOptron Telescope. 

Please  refer  to  iOptron  website

www.iOptron.com

,  under  the  product  page,  or  Support  Directory,  iOptron 

ASCOM Driver for more detail. 

iOptron Commander 8.0 for Windows 

 

iOptron Commander Lite for iOS 

 

Summary of Contents for HEM44 Series

Page 1: ...iOptron HEM44TM Hybrid Strain Wave GoTo Equatorial Mount Instruction Manual Product HEM44 and HEM44EC...

Page 2: ...ny worm system damage due to improper operation will not be covered by iOptron s limited warranty If you have any questions please contact us at support ioptron com WARNING NEVER USE A TELESCOPE TO LO...

Page 3: ...22 4 7 Install iOptron iGuider 22 4 8 Turn Off the Mount 22 5 Complete Functions of Go2Nova 8409 Hand Controller 23 5 1 Slew to an Object 23 5 1 1 Solar System 23 5 1 2 Deep Sky Objects 23 5 1 3 Stars...

Page 4: ...of Life Disposal Instructions 29 6 4 Battery Replacement and Disposal Instructions 29 Appendix A Technical Specifications 30 Appendix B Go2Nova 8409 HC MENU STRUCTURE 32 Appendix C Gear Switch Meshin...

Page 5: ...2Nova 8409 hand controller to navigate the night sky This incredible technology helps observers find celestial objects with the aid of the mount s 212 000 object database A HEM44 mount can be controll...

Page 6: ...control Cable 6P6C RJ11 to RJ11 straight wired USB cable for mount MiniUSB cable for iPolar Hardcase OPTIONAL PARTS Carbon fiber tripod 8061 iGuider 1 mini autoguiding system 3360 HEM MiniPier extensi...

Page 7: ...mbly 2 3 HEM44 Port On the Mount Figure 2 Ports on a HEM44 mount DEC Gear Switch iPolar Cover CW Shaft Thread Hole DEC Axis AZI Adj Screws Dovetail Saddle ALT Locking Screws RA Axis Polar Axis ALT Adj...

Page 8: ...positive Maximum current 4A combined with DC 12V output from dovetail saddle USB INPUT USB pass through to the USB port on dovetail saddle On Dovetail Saddle Figure 4 Port on dovetail saddle DC12V 3A...

Page 9: ...g Number Keys Input numerical values Also used to adjust speeds 1 1X 2 2X 3 8X 4 16X 5 64X 6 128X 7 256X 8 512X 9 MAX Help Key Identify and display bright stars or objects that the telescope is pointi...

Page 10: ...west 270 6 Altitude Altitude of the telescope degrees vertical from the local horizon zenith is 90 7 Mount Status Display current operation status of the mount Stop mount is not moving Slew mount is m...

Page 11: ...d needs be replaced 2 6 Bench Testing the Mount Plug in the power and hand controller and turn the power on Now you can bench test the mount manually There are two stoppers to prevent the mount head s...

Page 12: ...ove the mount from the package Retract the 2x Azimuth Azi Adjustment Screws from both sides to leave ample space for the alignment peg to be fitted in between the 2x Azi Adj Screws Remove the 2x Azi L...

Page 13: ...w latitude position with one black sleave on Adjust the Latitude Adjustment Knob while holding the brass eyebolt until it lines up with the Position Bolt Insert another black tube and secure the Latit...

Page 14: ...le from Vixen type to Losmandy type 1 Loosen the two socket screws red circled move the fixed block outward Then tighten the screws Figure 14 Convert dovetail saddle to accept a Losmandy D plate 1 2 R...

Page 15: ...r yellow circled screws Here is a dovetail saddle that can receive a Losmandy D dovetail bar Figure 16 Dovetail saddle for Loasmandy bar Step 5 Connect cables Connect the Go2Nova 8409 Hand Controller...

Page 16: ...ail saddle locking lever and move the scope back and forth to adjust the position Tighten the dovetail saddle locking lever and engage the gear switch after balancing completed Figure 18 Balance the m...

Page 17: ...tuning the Zero Position Press ENTER to confirm You can also manually registers the current position as zero position Move the mount to Zero Position either manually or slewed by the hand controller P...

Page 18: ...tional time zones can be entered Do not manually add or subtract an hour from displayed time to reflect Daylight Saving Time DST Instead please select Y for DST when daylight saving time begins For ot...

Page 19: ...nd controller s memory chip If you are not traveling to another observation site they do not need to be changed Check the Hand Controller Battery There is a real time clock in hand controller If hand...

Page 20: ...be perpendicular depending on its location in the sky iPolar Polar Alignment For a HEM44 with an iPolar refer to iPolar Operation Manual from iOptron s website to perform the polar alignment https www...

Page 21: ...l objects using the arrow keys of a Go2Nova hand controller Flip the I O switch on the telescope mount to turn on the mount Use or buttons to point the telescope to the desired object Use the number k...

Page 22: ...t The mount will continue to track the star 4 7 Install iOptron iGuider There are two M3 threaded holes on the side of the dovetail saddle for mounting an iOptron mini autoguiding system iGuider Refer...

Page 23: ...objects outside our Solar system such as galaxies star clusters quasars and nebulae Named Objects consists of 60 deep sky objects with their common names A list of named deep sky objects is included i...

Page 24: ...on of Polaris is displayed while in the Southern Hemisphere the position of Sigma Octantis is shown 5 3 2 Polar Iterate Align This alignment method allows you to polar align the mount even if you cann...

Page 25: ...lign the polar axis carefully Select an appropriate guiding speed The latest firmware allows you to set the R A and DEC guiding speed differently The R A guiding speed can be set between 0 01X to 0 90...

Page 26: ...ws the mount to keep tracking an object even if it is below the horizon but can still be seen for example from an elevated observation site such as a hill The range can be set from 89 to 89 The defaul...

Page 27: ...the C 2012 ISON has an orbit parameter No Name Year M Day q e I H G C 2012 S1 ISON 2013 11 28 7960 0 0125050 1 0000030 345 5088 295 7379 61 8570 6 0 4 0 Select Add a New Comet to add a new one The han...

Page 28: ...roller HC R A board RA and DEC board DEC 5 7 Zero Position 5 7 1 Goto Zero Position This moves your telescope to its Zero Position what hand controller thinks it should be At the end of move the mount...

Page 29: ...returning the mount to the factory Please provide details as to the nature of the problem as well as your name address e mail address purchase info and daytime telephone number We have found that mos...

Page 30: ...ble Hand Controller Go2Nova 8409 with 212 000 objects database Tracking Automatic Speed 1 2 8 16 64 128 256 512 MAX 4 5 sec Power consumption 0 6A Tracking 1 2A GOTO Power requirement DC 12V 5A 5 5 2...

Page 31: ...31 Figure 23 Distance between HEM44 RA axis and base of dovetail saddle...

Page 32: ...rn Uranus Neptune Sun Moon Deep Sky Objects Named Object Messier Catalog NGC PGC Caldwell Catalog Abell Catalog Herschel Catalog Named Stars Double Multi Stars Hipparcors Catalog Constellations Custom...

Page 33: ...fined Speed Set Altitude Limit Set Parking Position Set Position Limit Set Behavior Set Beep Language GPS Status Set Maximum Slew Rate Enable CW Up Pos Park Telescope User Defined Comet Edit User Obje...

Page 34: ...ce for gear meshing It has a tuning knob body threaded spring plunger positioning spring and ball bearing Knob Knob Hole for spring ball bearing Spring ball bearing Spring plunger 3mm Wrench Locking s...

Page 35: ...the worm gear by turn the gear switch to locking position Insert the 2mm hex key into the small hole on the top Gently turn the hex key until you feel it is engaged to the set screw inside You may tur...

Page 36: ...small hole to LOCK the gear screw important before test the mount Adjust again if needed but no more than turn in total If you feel there is free play between the worm and gear you may tighten the me...

Page 37: ...x D Firmware Upgrade The firmware in the 8409 hand controller and motor control boards can be upgraded by the customer Please check iOptron s website www iOptron com under the product page or Support...

Page 38: ...hone Tablet and MacOS wirelessly To control the mount via ASCOM protocol you need 1 Download and install the latest ASCOM Platform from http www ascom standards org Make sure your PC meets the softwar...

Page 39: ...Nebula 12 Butterfly Cluster 42 Orion Nebula 13 California Nebula 43 Owl Nebula 14 Cat s Eye Nebula 44 Pelican Nebula 15 Cocoon Nebula 45 Phantom Streak Nebula 16 Cone Nebula 46 Pinwheel Galaxy 17 Cork...

Page 40: ...40 Messier Catalog This table is licensed under the GNU Free Documentation License It uses material from the Wikipedia article List of Messier objects...

Page 41: ...Alcor 72 Atria 121 Gomeisa 170 Mintaka 24 Alcyone 73 Avior 122 Graffias Zeta 171 Mira 25 Aldebaran 74 Azha 123 Groombridge 1830 172 Mirach 26 Alderamin 75 Barnard s Star 124 Gruid 173 Mirfak 27 Alfirk...

Page 42: ...Regulus 219 Scheat 235 Taygeta 251 Yed Posterior 204 Rigel 220 Schedar 236 Tejat Posterior 252 Yed Prior 205 Rigel Kentaurus A 221 Seginus 237 Thuban 253 Zaniah 206 Rigel Kentaurus B 222 Shaula 238 T...

Page 43: ...er 20 Cepheus Cep 64 Phoenix Phe 21 Cetus Cet 65 Pictor Pic 22 Chamaeleon Cha 66 Pisces Psc 23 Circinus Cir 67 Piscis Austrinus PsA 24 Columba Col 68 Puppis Pup 25 Coma Berenices Com 69 Pyxis Pyx 26 C...

Page 44: ...s 15123 5206 242304 24 HIP 27072 Gamma Leporis Lupus 05445 2227 170759 25 HIP 26549 Sigma Orionis Orion 05387 0236 132406 26 HIP 85667 HD 158614 Ophiuchus 17304 0104 141702 27 HIP 74376 Kappa1 Lupi Lu...

Page 45: ...ydrae Hydra 11053 2718 179514 78 HIP 76669 Zeta Coronae Borealis Corona Borealis 7 CrB 15394 3638 64833 79 HIP 99770 b3 Cygni Cygnus 29 Cyg 20145 3648 69678 80 HIP 101027 Rho Capricorni Capricornus 11...

Page 46: ...HIP 111546 8 Lacertae Lacerta 22359 3938 72509 129 HIP 29151 HD 42111 Orion 06090 0230 113507 130 HIP 107253 79 Cygni Cygnus 21434 3817 71643 131 HIP 88136 41 Draconis Draco 18002 8000 8996 132 HIP 8...

Page 47: ...747 95795 181 HIP 3885 65 Piscium Pisces 00499 2743 74295 182 HIP 93371 HD 176270 Australis 19011 3704 210816 183 HIP 36345 HD 59499 Puppis 07289 3151 198038 184 HIP 108364 HD 208947 Cepheus 21572 660...

Page 48: ...to abuse misuse mishandling or unauthorized repair Further product malfunction or deterioration due to normal wear is not covered by this warranty IOPTRON DISCLAIMS ANY WARRANTIES EXPRESS OR IMPLIED...

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