Appendix A. Technical Specifications - iOptron CEM70 Instruction Manual

Appendix A. Technical Specifications

Mount weight
Payload/Mount weight ratio
Latitude adjustment range
Azimuth adjustment range
Right Ascension worm wheel
Declination worm wheel
Worm period
Counterweight shaft
Counterweight
Mount base size
Motor drive
Slew speed
Power consumption
Power requirement
AC adapter
Polar scope
Hand Controller
Meridian treatment
Zero position
Park position
Level indicator
Dovetail saddle
Autoguide port
Communication port
PC computer control
Cable management
Guiding scope/camera
Aluminum carrying case
Operation temperature
Pier/tripod
*These are only guidelines. Some telescopes are very long or very big for their weight and may require a larger mount.
Remember also that imaging requirements are more rigid than visual observation.
**Measured with encoder on the bench, 348 seconds.
Mount
Payload
Material
Worm
PEC
PE
Resolution
1×,2×,8×,16×,64×,128×,256×,512×,MAX(~3.5°/sec, 900X)
100V ~ 240V with 5.5mm/2.5mm DC plug (included)
Go2Nova® 8407+,212,000+ objects database, star recognition
GPS
CEM70G: 2xDC12V (3A), 3xUSB3.0, 1xDC in/2xDC out, iPort.
1X USB3.0 input for mount, iGuider, iPolar and more
CEM70: 2xDC12V (3A), 3xUSB2.0 (2 powered),
1xDC in/1xDC out, iPort
iGuider
Warranty
Center-balanced Equatorial Mount (CEM)
31.8kg (70 lbs), exclude counterweight*
13.6kg (30 lbs)
2.33
All metal
0°~ 65°
± 4°
Φ151mm, 248 teeth, M=0.6, zero backlash
Φ151mm, 248 teeth, M=0.6, zero backlash
Φ21.2mm
Permanent PEC
<±3.5 arcsec p-p**
348 sec
Φ 28, 415 mm (SS, 1.9kg)
9.5 kg (21 lbs)
Φ152mm
Stepper motor
0.07 arc seconds
0.6A(Tracking), 0.8A(GOTO)
12V DC 5A
TM
iPolar Internal electronic polar scope
Stop (0-10° pass), auto flip
Automatic zero search
Horizontal, vertical, current, alt/azi input
Yes
8" Losmandy D & Vixen
Yes
ST-4
USB 3.0, Wi-Fi for CEM70G, USB2.0 for CEM70
Yes (ASCOM)
TM
Built in guiding scope and camera (CEM70G only)
Yes
-20°C ~ +40°C
TM
Optional LiteRoc tripod or Tri-pier/Pier
Two year limited
33