10Micron GM4000 HPS II

Type German Equatorial

Mount Weight (mount) 125 kg – 276 lbs without accessories

Instrument payload capacity 150 kg – 330 lbs

Latitude range 20° – 70°

Azimuth fine adjustment range +/- 10°

Counterweight shaft 60 mm diameter, stainless steel, weight 13 kg – 29 lbs

Axes r. a. 85 mm diameter, alloy steel dec. 80 mm diameter, alloy steel

Bearings Pre-loaded tapered roller bearings

Worm wheels a.r. 430 teeth, 330 mm diameter, B14 bronze dec. 315 teeth, 244 mm diameter, B14 bronze

Worm gears diameter 32mm, tempered alloy steel, grinded and lapped

Transmission system Backlash-free system with timing belt and automatic backlash recovery

Motors 2 axes servo brushless

Power supply 24 V DC (48V DC as special option)

Power consumption ~ 1,5 A at sidereal speed ~ 5 A at maximum speed ~ 6 A peak G

o-to speed Adjustable from 2°/s to 8°/s (6°/s in a.r.) Special version 48V DC from 2°/s to 12°/s (10°/s in a.r.)

Pointing accuracy < 20” with internal multiple-stars software mapping Average tracking accuracy < +/- 1" typical for 15 minutes (< 0.7" RMS) with internal multiple-stars software mapping and compensation of flexure and polar alignment errors

Security stop +/- 30° past meridian in r.a. (software) +/- 35° past meridian in r.a. (mechanical) +/- 170° interval in dec. (software) +/- 172,5° interval in dec. (mechanical)

Operational temperature range (standard) - 15° C to + 35° C + 05° F to + 95° F

Storage temperature range - 40° C to + 50° C - 40° F to +122° F Special operational temperature range Optional, for very low temperature operations: contact us for more details

Communication ports RS–232 port; GPS port; autoguide ST-4 protocol port; Ethernet port.

Database Stars: by name, Bayer designation, Flamsteed designation, Bright Star Catalogue, SAO, HIP, HD, PPM, ADS, GCVS. Deep-sky: M, NGC, IC, PGC ,UGC limited up to mV = 16. Solar system: Sun, Moon, planets, asteroids, comets, artificial satellites. Equatorial and altazimuth coordinates. User defined objects, fast slewing positions.

Firmware features User defined mount parking position, 2-stars and 3-stars alignment function, up to 100 alignment stars for modeling, correction of polar alignment and orthogonality errors, estimate of average pointing error, storage of multiple pointing models, sidereal, solar and lunar tracking speed adjustable on both axes, declination-based autoguide speed correction, adjustable horizon height limit, pointing and tracking past meridian,, assisted balance adjustment, manual or GPS based time and coordinates setting, dome control via RS-232, configurable atmospheric refraction, network settings, comets and asteroids filter, multi-language interface.

Remote Assist via Internet connection.

PC control Remote control via RS-232 or Ethernet; proprietary

ASCOM driver or Meade compatible protocol; update of firmware and orbital elements of comets, asteroids and artificial satellites via RS-232 or Ethernet; virtual control panel via RS-232 or Ethernet.

Wi-Fi included to control the mount via Tablet, Smartphone etc.