iOptron CEM40 User Manual

34
Appendix A. Technical Specifications
Mount
Center-balanced Equatorial Mount (CEM)
Max payload*
40 lb (18kg), exclude counterweight
Mount weight
17.4 lb (7.9kg)
Payload/Mount weight ratio
2.28:1
Structure Material
All metal, CNC machined
Exterior finish
Anodized red/black
Latitude adjustment range
0°~ 60° (special CW shaft mounting if <10° )
Azimuth adjustment range
± 6°
Right Ascension worm wheel
Φ110mm, 216 teeth aluminum
Declination worm wheel
Φ110mm, 216 teeth aluminum
PEC
PPEC/Real time PEC
Tracking accuracy (PE)**
<±7.5 arcsec p-p (CEM40, CEM40G), or
<0.3 arcsec RMS (CEM40EC)
Counterweight shaft
Φ28X280 mm, Stainless Steel (1.2 kg)
Counterweight
11 lb (5 kg) X1
Mount base size
Φ120 mm
Motor drive
Precision stepper motor, 1.8º/128X micro-step
Motor resolution
0.08 arc seconds
Slew speed
1×,2×,8×,16×,64×,128×,256×,512×,MAX(~4.5°/sec)
Power consumption
0.6A(Tracking), 0.9A(GOTO)
Power requirement
12V DC 5A
AC adapter
100V ~ 240V (included, indoor use only)
Polar Scope
Internal iPolar
TM
electronic polar scope
Level indicator
Level bubble
Dovetail saddle
8" Losmandy D & Vixen
Hand Controller
Go2Nova
®
HC,212,000 objects database, star recognition
Meridian treatment
Stop (0-14° pass), auto flip
GPS
Yes
WIFI
External (optional)
Guiding scope/camera
Built in guiding scope and camera, iGuider
TM
(CEM40G)
Autoguide port
ST-4
Communication port
USB Port (on mount)
PC computer control
Yes (ASCOM)
Cable management
Yes
Operation temperature
-10°C ~ +40°C
Tripod
LiteRoc 1.75" Stainless Steel(7kg), optional tri-pier
Warranty
Two year limited
* OTA size and length dependent
** Measured with encoder on bench, 400 seconds

iOptron CEM40 Specifications

General

Mount	Center-balanced Equatorial Mount (CEM)
Structure Material	All metal, CNC machined
Exterior finish	Anodized red/black
Level indicator	Level bubble
Dovetail saddle	8" Losmandy D & Vixen
Hand Controller	Go2Nova® HC, 212, 000 objects database, star recognition
Cable management	Yes
Tripod	LiteRoc 1.75" Stainless Steel(7kg), optional tri-pier
Max payload*	40 lb (18kg), exclude counterweight
Payload/Mount weight ratio	2.28:1
PEC	PPEC/Real time PEC
Tracking accuracy (PE)**	<±7.5 arcsec p-p (CEM40, CEM40G), or <0.3 arcsec RMS (CEM40EC)
Motor resolution	0.08 arc seconds
Slew speed	1×, 2×, 8×, 16×, 64×, 128×, 256×, 512×, MAX(~4.5°/sec)
Latitude adjustment range	0°~ 60° (special CW shaft mounting if <10° )
Azimuth adjustment range	± 6°
Operation temperature	-10°C ~ +40°C
Right Ascension worm wheel	Φ110mm, 216 teeth aluminum
Declination worm wheel	Φ110mm, 216 teeth aluminum
Counterweight shaft	Φ28X280 mm, Stainless Steel (1.2 kg)
Counterweight	11 lb (5 kg) X1
Motor drive	Precision stepper motor, 1.8º/128X micro-step
Meridian treatment	Stop (0-14° pass), auto flip
Power consumption	0.6A(Tracking), 0.9A(GOTO)
Power requirement	12V DC 5A
AC adapter	100V ~ 240V (included, indoor use only)
Polar Scope	Internal iPolarTM electronic polar scope
GPS	Yes
WIFI	External (optional)
Guiding scope/camera	Built in guiding scope and camera, iGuiderTM (CEM40G)
Autoguide port	ST-4
Communication port	USB Port (on mount)
PC computer control	Yes (ASCOM)
Warranty	Two year limited

Weight and Dimensions

Mount weight	17.4 lb (7.9kg)
Mount base size	Φ120 mm