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© Baader Planetarium GmbH | 2019
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Manual: Steeldrive II Motor Unit
89 mm
45 mm
25 mm
2. Dimensions and Ports
Dimensions
See image below.
1. Scope of Delivery
Scope of Delivery of the Steeldrive Controller #2957260
The controller is used for manual operation of the motor focuser with the key-
pad as well as to connect it to a computer. The control electronics are built into
this unit.
1. Steeldrive II (SD II) Controller
2. Micro-USB Cable (3 m)
3. 12V / 5A power supply with EU-plug
4. Further plugs for US- and UK-sockets
5. Velcro tapes (cable ties) for strain-relieving cable management
Optional Accessories
• Additional temperature sensor
# 2957263
• Metal Magnet Ring for Homing-Sensor – fitting for Baader Diamond Steel-
track
®
focusers
# 2957264
• Mini DIN / Cinch adapter cable to connect heat pads (dew shield heaters)
#2957262
For further accessories like adapters to use the SD II motor unit with other fo-
cusers, please visit
www.baader-planetarium.com/en/bds
Ports
1. RJ45-port, connects to the motor unit
(no network functionality)
2. 8-pin Mini DIN port e. g. for dew shield heaters or other uses (adapter
cable e. g. for cinch is available seperately)
3. 3.5 mm phone jacket for temperature sensor
4. Micro USB port for PC connection
5. Power inlet for 5.5 x 2.1 mm plug, 12V/5A
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