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ScopeDome.com
2010 Slupsk -  Poland

Electronics and driving systems fittings

F

G

A

C

H

D

B

I

J

Fig. 13 - Dome's driving motor system 
scheme

A. Dome's side wall panel
B. Base ring
C. Cog-rim drive shield
D. Cog-wheel
E. Cog-rim
F. Motor ( engine)
G. Motor reductor (gear) (1/50)
H. Engine's mounting plate
I.

Driving ring

J. Driving ring bolt holes

C

D

E

F

A

B

Fig.14 - Electrical installation diagram

A. Base ring
B. Cog-rim drive shield support/holder
C. Main power supply box
D. ScopeDome Card
E. Driving motor system with roller
F. Pier (a telescope basis)

page 8

E

Electronics and driving systems 
fittings

Tip: 

Tip: 

Do not install shutter driving wire cables until you test 

the shutter motor system end switches action and 
the whole electronics.

-

Before you install the drivers and electrical 

components, it is recommended to wash the dome 
using a garden hose. Without this operation 
removing the remains and debris will require much 
more effort.

1. Fit encoder sensor (see fig 6). Start to rotate the 

dome carefully, focusing your attention on possible 
cog-rim abrasion. Encoder could be damaged very 
easily if such abrasion appears.

2. Fit contactron "home" on drive shield.
3. Fit end switches on the front and the top of the 

shutter window.

4. Fit the end switches pressing plate on the shutter in 

a way that limit switches activate at about 2 cm 
before full closing or full opening of the shutter.

5. Put contactron "home" magnet on the dome's back 

at the distance from contactron "home" allowing 
contactron's switches to be active as briefly during 
the dome's rotation, as possible.

6. Stick encoder cleaning tape to cog-rim (see fig 10) at 

contactron magnet (Home Sensor) height.

7. Fit the cable box on the rotary part of the dome.
8. Fit the ScopeDome Card on the one of the drive 

shield or on scope's pier. 

9. Fit the dome's driving motor on the drive shield 

opposite to ScopeDome Card.

10. Connect all elements and wiring according to the 

electrical diagram of the observatory.

11. Test driving motors and end switches.
12. Install control software and calibrate the dome. 

(Calibration description in Help menu).

Limit switches control wiring and illumination wiring can 
be lead through the holes previously drilled in the side 
reinforcements close by shutter window.

EN

Summary of Contents for 3M Dome

Page 1: ...ons to be accomplished for ScopeDome proper assembling The manufacturer recommends to set up the dome according to the procedure hereby referred Mounting the dome in recommended sequence ensures efficient dome s operation and at the same time allows avoiding unnecessary steps and waste of time when fitting up the dome for ScopeDome 3M Dome ...

Page 2: ...hield 9 Fit rotary drive and shutter motor Home Sensor the encoder encoder s cleaning tape limit switches inverters shutter cable box and ScopeDome card 10 Connect all elements according to diagram 11 Check limit switches action 12 Install dome s drive software 1 Automatic screwdriver with x shaped ending 2 A small screwdriver with flat ending 3 Knife or scissors for cutting wires 4 Inbus keys set...

Page 3: ...ide panel and front panel side by side Screw on both panels nearby driving ring 2 Add the second side of the dome to previously connected elements Screw on the second side of the dome with its front panel nearby the driving ring 3 Insert the rear panel of the ring between two sides and screw on rear module of the ring 4 Adjust the joints of the driving ring with carpentry holder and finally screw ...

Page 4: ...sk Poland 3 2 4 1 5 Sequence of dome s elements fitting up Fig 5 Sequence of dome s elements fitting up 1 Left side panel 2 Front panel 3 Right side panel 4 Rear driving ring module 5 Back panel 6 Shutter invisible page 4 EN ...

Page 5: ...a 1 mm distance between roller and the ring 1 Place the cog rim according to fig 6 scheme 2 Start with longer 1 meter long elements Screw each with the dome using at last four screws Cog rim shall stick out by approx 3mm over dome s edge 3 Do not tighten the screws at the beginning leave some margin to allow free movement of cog rim 4 After fixing 7 longer segments the last short one shall be sque...

Page 6: ...Properly mounted shutter has to open and close without resistance nor abrasion The shutter without engine tends to fall down it is not balanced well Since you have automatics installed the shutter is restrained by the driving cog wheel It is especially dangerous when the shutter falls down during opening The shutter shall be opened and closed in two steps first grab the shutter at the front open i...

Page 7: ...l would not touch shutter s cog rim 4 Adjust cog wheel height so that cog rim is at its middle point 5 Fix end switches 6 Test limit switches operation trying to set them active at approx 2cm before full open close of the shutter 7 Press and tighten cog wheel to shutter s cog rim and screw on the bolts K fastening motor module 8 Install motor and limit switches wiring 9 Open and close the shutter ...

Page 8: ... on possible cog rim abrasion Encoder could be damaged very easily if such abrasion appears 2 Fit contactron home on drive shield 3 Fit end switches on the front and the top of the shutter window 4 Fit the end switches pressing plate on the shutter in a way that limit switches activate at about 2 cm before full closing or full opening of the shutter 5 Put contactron home magnet on the dome s back ...

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