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iOptron CEM40 User Manual

iOptron CEM40
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39
Messier Catalog
This table is licensed under the GNU Free Documentation License. It uses material from the Wikipedia
article List of Messier objects

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iOptron CEM40 Specifications

General IconGeneral
MountCenter-balanced Equatorial Mount (CEM)
Structure MaterialAll metal, CNC machined
Exterior finishAnodized red/black
Level indicatorLevel bubble
Dovetail saddle8" Losmandy D & Vixen
Hand ControllerGo2Nova® HC, 212, 000 objects database, star recognition
Cable managementYes
TripodLiteRoc 1.75" Stainless Steel(7kg), optional tri-pier
Max payload*40 lb (18kg), exclude counterweight
Payload/Mount weight ratio2.28:1
PECPPEC/Real time PEC
Tracking accuracy (PE)**<±7.5 arcsec p-p (CEM40, CEM40G), or <0.3 arcsec RMS (CEM40EC)
Motor resolution0.08 arc seconds
Slew speed1×, 2×, 8×, 16×, 64×, 128×, 256×, 512×, MAX(~4.5°/sec)
Latitude adjustment range0°~ 60° (special CW shaft mounting if <10° )
Azimuth adjustment range± 6°
Operation temperature-10°C ~ +40°C
Right Ascension worm wheelΦ110mm, 216 teeth aluminum
Declination worm wheelΦ110mm, 216 teeth aluminum
Counterweight shaftΦ28X280 mm, Stainless Steel (1.2 kg)
Counterweight11 lb (5 kg) X1
Motor drivePrecision stepper motor, 1.8º/128X micro-step
Meridian treatmentStop (0-14° pass), auto flip
Power consumption0.6A(Tracking), 0.9A(GOTO)
Power requirement12V DC 5A
AC adapter100V ~ 240V (included, indoor use only)
Polar ScopeInternal iPolarTM electronic polar scope
GPSYes
WIFIExternal (optional)
Guiding scope/cameraBuilt in guiding scope and camera, iGuiderTM (CEM40G)
Autoguide portST-4
Communication portUSB Port (on mount)
PC computer controlYes (ASCOM)
WarrantyTwo year limited
Weight and Dimensions IconWeight and Dimensions
Mount weight17.4 lb (7.9kg)
Mount base sizeΦ120 mm

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