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MRMC ROUND RAIL Quick Start Manual

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Round Rail
QUIET TRACK FOR BROADCAST RIGS
Quick Start Guide
QSG Product code: MRMC-2118-00
Producct Covered: TALOS-08-A12
CRANES AND RIGS | BROADCAST | HEADS & DSLR | PRODUCT PHOTOGRAPHY | RENTALS

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Summary of Contents for MRMC ROUND RAIL

  • Page 1 Round Rail QUIET TRACK FOR BROADCAST RIGS Quick Start Guide QSG Product code: MRMC-2118-00 Producct Covered: TALOS-08-A12 CRANES AND RIGS | BROADCAST | HEADS & DSLR | PRODUCT PHOTOGRAPHY | RENTALS...
  • Page 2 Round Rail Quick Start Guide QSG Product code: MRMC-2118-00 Producct Covered: TALOS-08-A12 Last updated on: 16 January 2021 © 2021 Mark Roberts Motion Control Ltd. All rights reserved. No part of this publication may be reproduced, transmitted, or translated by any means — graphical, electronic, or mechanical — including...

  • Page 3: Table Of Contents

    Attaching the track motor pinch wheel to Talos ..19 Mounting the Bumpers on Track ......21 Adjusting Track Levelling after Mounting the Rig ..21 Adjusting the Rig Wheels on the Round Rail....23 Removing the trolley wheels from Talos......24 Mounting the Limit Switch and Datum Switch magnets on the rack.............28...
  • Page 4 Round Rail Quick Start Guide...

  • Page 5: Chapter 1 Assembling The Track

    Do not step over the track when the rig is switched on — walk around it instead. Overview Thank you for using Round Rail and Cable Chain System from Mark Roberts Motion Control (MRMC). The track is designed to help you achieve pixel-perfect repeatability of your camera moves by supplying smooth, rigid support when using large motion control robots such as the Talos over long distances.
  • Page 6 Round Rail Quick Start Guide  The track is not reversible due to the cable chain and rack, which has teeth on one side. You must lay all sections the same way around. If your track does not have the rack installed yet, look at the rack clips on the track, which will grip the rail on the teeth side when you install the rail later.
  • Page 7 Round Rail Quick Start Guide Foot, which takes the Anchor bracket, which weight of the track and holds the track down on the ground.

  • Page 8: Laying The First Track Section

    Round Rail Quick Start Guide Laying the first track section Lay the first track section on the ground, on its feet. Raise the six middle feet of the track section (three on each rail) and the two threaded anchor sleeves so they do not touch the ground, leaving the rail to rest on the four corner feet.

  • Page 9: Anchoring The Track

    Round Rail Quick Start Guide Anchoring the track Secure the track to the floor by using bolts or screws through the six track anchor brackets. Anchoring the track to the floor gives you more repeatable stability than using weights. The following procedure tells you how to anchor the track to a concrete floor.
  • Page 10 Round Rail Quick Start Guide Put the drop-in anchor insert, threads upward, through the sleeve and into the hole in the concrete, all the way to the bottom. Insert the anchor spreader tool into the drop-in anchor insert. Hit the top of the anchor spreader...

  • Page 11: Laying Subsequent Track Sections

    Round Rail Quick Start Guide Laying subsequent track sections If any of your track sections already have a rack installed, loosen the rack clips so you can temporarily slide the Clip rack along the track and out of the way when you are joining the track sections.
  • Page 12 Round Rail Quick Start Guide Level the new track section with a spirit level by adjusting the two corner feet furthest from the joint (one on each rail). Slide the new track section along the floor against the previous track to firmly engage the ends of the rails.
  • Page 13 Round Rail Quick Start Guide 11. Anchor the new track section to the floor as you did for the previous track section, using the procedures in Anchoring the track on page 5. Repeat steps 1 to 11 in this section to lay additional sections of track.

  • Page 14: Mounting The Rack

    Round Rail Quick Start Guide Mounting the rack If your track sections do not yet have the racks mounted on them, do this now for each track section as follows: 1.1 Loosen all the rack clips on the track section.
  • Page 15 Round Rail Quick Start Guide Align a rack clamp under the joint and insert the two retaining bolts through the ends of the racks and into the clamp (one on each side of the joint), and tighten. Make sure the rack joint has the correct spacing by clamping a rack matching block to it, teeth meshed, using a vice.
  • Page 16 Round Rail Quick Start Guide Tighten all rack clips on the two adjoining sections of track. Secure the rack with the bolt through the rack at every mounting bracket. Tighten the screws on the clamp. Remove the vice and rack matching block.

  • Page 17: Mounting The Cable Chain Tray

    Round Rail Quick Start Guide Mounting the Cable Chain Tray Two people lift and place the cable chain tray over the first rail on the teeth side of the rack. Similarly place all the trays on the rails ensuring that the screw holes...
  • Page 18 Tray joiner clamps Tighten the 4xscrews to secure the trays to the round rail. Use the supplied adhesive tape to carefully line the two edges of the tray floor and the walls along the entire length of the cable...
  • Page 19 Round Rail Quick Start Guide management tray in order to minimize friction when the chain management system moves within the tray. Adhesive tape...

  • Page 20: Mounting Talos On The Track

    Round Rail Quick Start Guide Mounting Talos on the Track Roll the rig to a position just off the end of the track, raise the rig on its wheels high enough to go over the track using the wheel cranks,...
  • Page 21 Round Rail Quick Start Guide .Add the cable chain to the tray such that the panel can be mounted at the end of the rails and the bracket at other end can be secured with Talos. Secure the cable chain with the cable tray top.
  • Page 22 Round Rail Quick Start Guide 10. Secure the cable tray cover (using 2 x screws) at the end of the round rail track to close the tray opening. Tray cover...

  • Page 23: Attaching The Track Motor Pinch Wheel To Talos

    Round Rail Quick Start Guide Attaching the track motor pinch wheel to Talos Mounting bar Socket Anti skip block On the separately supplied pinch wheel assembly, remove the brass retaining pin by pulling on the ring. Mount the pinch wheel assembly onto the track motor on the rig underside, by sliding the track motor gear against the rack and putting the pinch wheel Socket onto the track motor Mounting bar.
  • Page 24 Round Rail Quick Start Guide Use the lever into the pinch wheel CAM to pull it towards the rack until it snaps into position. This holds the track motor gear firmly against toothed side of the rack. Connect the pinch wheel cable and use cable ties to hold it securely up away from the track.

  • Page 25: Mounting The Bumpers On Track

    3 corners of the track. Adjusting Track Levelling after Mounting the Rig You may need to adjust the round rail levelling once you have mounted the rig. To do this: Remove the buffers from the round rail track, if mounted.
  • Page 26 Remove the end cover from the tray by unscrewing 2 x screws. Tray cover Slide the rail levelling sliders on both sides of the round rail. Rail levelling sliders Level the section using a spirit level. Continue along the entire...

  • Page 27: Adjusting The Rig Wheels On The Round Rail

    Round Rail Quick Start Guide Adjusting the Rig Wheels on the Round Rail When mounted, the wheels of the rig to completely rest on the round rail for smooth and precise movement. One way to ensure this is by turning the wheels by hand, if they are not tight and you are able to turn them then they need adjustment.

  • Page 28: Removing The Trolley Wheels From Talos

    Round Rail Quick Start Guide Removing the trolley wheels from Talos After mounting the rig on the track you can remove the two trolley wheel units that are on either side of the rig. With the base of the rig supported by the track, pivot the wheels away from the rig.
  • Page 29 Round Rail Quick Start Guide If you are going to store the wheels for weeks or months, release the wheel brakes so they don’t leave a dent in the wheel rubber.
  • Page 30 Round Rail Quick Start Guide Notes...
  • Page 31 Round Rail Quick Start Guide Notes...

  • Page 32: Mounting The Limit Switch And Datum Switch Magnets On The Rack

    Round Rail Quick Start Guide Mounting the Limit Switch and Datum Switch magnets on the rack About track limits In a track-mounted rig there are typically three devices for limiting movement along the track to prevent the rig going off the end of the track: ...
  • Page 33 Round Rail Quick Start Guide rig on the track so that you can precisely adjust the height of the magnets relative to the magnet sensors on the pinch wheel on the underside of the rig. End of track Limit Switch...
  • Page 34 Round Rail Quick Start Guide Limit Switch on the pinch wheel goes over the magnet before the rig hits the physical end of the track with plenty of room to spare. Mount the Datum Switch magnet (the bracket that has the magnet in the other hole) onto the underside of the rack, usually about 0.2...
  • Page 35 Round Rail Quick Start Guide Notes...
  • Page 36 Mark Roberts Motion Control Ltd. Unit 3, South East Studios, Blindley Heath, Surrey RH7 6JP United Kingdom Telephone: +44 (0) 1342 838000 info@mrmoco.com www.mrmoco.com...

This manual is also suitable for:

Mrmc-2118-00

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