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| Mount |
Center-balanced Equatorial Mount (CEM) |
| Payload |
52kg (115 lbs), exclude counterweight* |
| Mount weight |
26kg (57 lbs) |
| Payload/Mount weight ratio |
2 |
| Material |
All metal |
| Latitude adjustment range |
0°~ 68° (0.5 arcmin division)** |
| Azimuth adjustment range |
± 5° (3 arcmin division) |
| Tracking accuracy (PE) |
< 0.15 arcsec RMS |
| Worm period |
240 sec |
| PEC |
Real time PEC (RPEC) |
| Right Ascension worm wheel |
Φ216mm, 360 teeth, zero backlash |
| Declination worm wheel |
Φ216mm, 360 teeth, zero backlash |
| Worm |
Φ26mm |
| Right Ascension axle |
Φ80mm, steel |
| Declination axle |
Φ80mm, steel |
| Right Ascension bearings |
Φ125mm |
| Declination bearings |
Φ125mm |
| Counterweight shaft |
Φ38.1x 540 mm (SS, anti-slip, 4.5kg) |
| Counterweight |
10 kg (22 lbs) |
| Mount base size |
210 x 230 mm |
| Motor drive |
Precision stepper motor w/128 micro-step |
| Encoder Resolution |
0.035 arc seconds |
| Motor Resolution |
0.07 arc seconds |
| Slew speed |
4°/sec (960x) max. |
| Hand Controller |
Go2Nova® 8407 V2, 8 line 21 character LCD |
| Power requirement |
DC 12V, 5A |
| Power consumption |
0.7A(Tracking),1.8A(GOTO) |
| Polar Scope |
Optional electronic polar scope |
| Meridian treatment |
Stop (0-14° pass), auto flip |
| Zero position |
Automatic zero search |
| Park position |
Horizontal, vertical, current, alt/azi input |
| Level indicator |
YES |
| Dovetail saddle |
Losmandy D, 17.2" (437mm) |
| GPS |
YES |
| Guiding port |
ST-4 |
| Communication port |
RS232, USB, LAN, WiFi |
| Cable management |
2xDC12V (1A), DC5V(1A), 2xDC (5A), ST4, 6P6C, 4xUSB2.0, USB3.0 (powered), USB for PS, AUX |
| Pier/Tripod |
Optional pier |
| Warranty |
Two year limited |
* 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. ** If you latitude is <10°,please contact iOptron for special CW mounting house.
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