iOptron CEM40 User Manual

10
2.3.4. Other Ports on a CEM40-NUC/CEM40EC-NUC Mount
Power Panel on Rear of RA axis
Figure 9. CEM40-NUC Input Panel on Rear of RA axis
 NUC DC19V: Pass through for NUC power input. Connect the AC adapter come with NUC, 19V,
or 12V for some later model.
 DC12V INPUT 5525: Optional 12V power input, 2.5mm/5.5mm, for the 3X power outlets on the
dovetail saddle. Total current 5A.
 LAN: Pass through Ethernet input to LAN port on dovetail saddle
 I/O (POWER): Power Switch
 DC12V (POWER) : DC power socket to power the mount (2.5mmX5.5mm, center positive)
Cable/Port Connection on Dovetail Saddle
Shown in Figure 10 are cable connection between an Intel NUC and the mount.
 NUC POWER DC19V：NUC power to power the NUC minicomputer through the mount cable
management system (Yellow line)
 LAN：Ethernet ports (blue line)
 DC12V OUT 5521：Power outlets from the mount main power, up to 3A
 USB2.0: USB2.0 Hub for other USB devices
 USB IN: USB port for mount computer controller, which will be connected to a NUC USB port
(red line)

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