Summary of Contents for Mega 6020
- Page 1 RANGE LIMITING DEVICE FOR AN EXCAVATOR Model 6020 USER GUIDE ALLTECH GROUP, AUTHORIZED SUPPLIER FOR MEGA PRODUCTS P.O. Box 144, Vaudreuil‐Dorion, Qébec, J7V 5W1 Phone: (450) 218‐6677 Fax: (450) 455‐0204 info@groupealltech.com www.groupealltech.com...
- Page 2 The range limiting device must be programmed adequately in order to be useful. The range limiting device is a control system that provides information to the operator about the distance between the excavator and the obstacles. The operator has the responsibility to program the position of the obstacles in the device. The efficiency of the system depends on his vigilance. The system will give precise indications. With a real time continuous update, it will assist the operator by giving him visual and audible warnings about the proximity of obstacles around the machine. The operator will be warned and will be able to react before an accident occurs. The purpose of this system is to avoid human mistakes which can cause many severe accidents. Application The range limiting device MEGA 6000 has been designed for excavators only. It can be installed on any types of excavators from any brand. This user guide refers to the use of the range limiting device on excavators. Contact Mega Robotique in order to have a user guide about another type of use. How does the range limiting device work? The range limiting device MEGA 6000 is designed to program a height limit and a rotation limit (left, right). Six types of limits can be programmed with this device. 1. Fixed height on 360° 2. Free zone (two walls) 3. Height limit (between two walls)+Another free zone 4. Variable height limit with two walls ...
- Page 3 Programmation du Limiteur de porté MEGA 6000 Fixed height on 360 ° The height limit is a limit on the maximum angle of the boom. It is also a 360° fixed height limit. To program a height limit: 1. Use the «up» or «down» arrows to highlight «HEIGHT LIMIT» Arrow « up » Arrow « down » Figure 2 : Arrow « up » and « down » Figure 3 : The line «height limit» is highlighted ...
- Page 4 2. Press the «MEGA» button to confirm your choice. Selection key Figure 4 : Location of the selection key. Raise the stick and the bucket at their highest postition. Then adjust the boom to the desired height limit. Bucket Stick Boom Figure 5 : The stick and the bucket at their highest position. Press the «MEGA» button to save the You have ten seconds to boom down in position of your height limit. the working area. At this point, the machine will be limited at the programmed height on a fixed 360° height limit. ...
- Page 5 2. Free rotation zone (Two walls): The free rotation zone does not have any height limit. It is limited by two side walls. The boom cannot go beyond these walls. Figure 6 : A free rotation zone To program a free rotation zone: Use the «up» or «down» arrows to highlight «FREE ZONE». Figure 7 : The line «free zone» is highlighted ...
- Page 6 2. Press the «MEGA» button to confirm your choice. 3. Bring the boom inside the working area. 4. Rotate the boom towards the first wall and press the «MEGA» button. 5. Move the boom in the working area towards the second wall and press the «MEGA» button. 6. A ten seconds countdown allows you to replace the boom between the two walls (working area). At this point, the machine will block when one of the walls is reached while performing a rotation. ...
- Page 7 It is possible to program a height limit under the power lines and a free zone (with no height limit) where the excavator loads the truck. Here’s an example of a practical use of this limit: an excavator digs a trench near power lines and has to put the material in a truck. To program such a limit: 1. Use the «up» or «down» arrows to underline the «HEIGHT LIMIT + FREE ZONE». Figure 8 : The line «height limit + free zone» is highlighted 2. Press the «MEGA» button to confirm your choice. ...
- Page 8 4. Press the «MEGA» button to confirm the position of the height limit. 5. Rotate the boom towards the free zone (the zone without a height limit) Press the «MEGA» button to confirm Rotate the boom towards the second the position of the first wall of the free wall and press the «MEGA» button to zone. confirm its position. 8. A ten seconds countdown allows you to replace the boom in the working area. At this point, it will be possible to load the truck in the free zone without the controls blocking and you will have a height limit in the other zone. ...
- Page 9 4. Variable height limit with two walls: A variable limit is a height limit that can vary according to the boom position on the rotation (variable height limit). According to the general shape of the obstacle, you may need a limit at a certain height in a specific place, and another height somewhere else. To program a variable height limit: 1. Use the «up» or «down» arrows to underline the line «VARIABLE HEIGHT LIMIT». Figure 9: The line « variable height limit is highlighted» ...
- Page 10 2. Press the «MEGA» button to confirm your choice. Rotate the excavator to the left or right of the wanted wall of the working area. Raise the stick and the bucket at their highest position, and then adjust the boom to the desired height limit. Press the «MEGA» button to confirm the position of the height limit and the position of the first wall. Rotate the excavator and boom down in order to avoid any surrounding obstacles (power lines or other) until you reach the other end of the working area (2nd wall). You can change the height limit during this operation. Press the «MEGA» button to finish the programming of the variable height limit. 6. A ten seconds countdown allows you to replace the boom in the working area. At this point, the access will be blocked everywhere there hasn’t been a rotation programmed. Side ...
- Page 11 WARNINGS OF THE MEGA 6000 RANGE LIMITING DEVICE When the excavator comes near about 5 feet of the height limit programmed, the approach warning light flashes and the buzzer sounds on and off . When the excavator comes within 3° of the right or left limit, the approach warning light flashes and the buzzer sounds on and off . The approach warning light You can change the approach limit in the calibration mode. Please contact Mega Robotique or your installer to change these limits. Same as 1 ...
- Page 12 If you reach one of the two limits, the warning light flashes and the buzzer sounds continuously. The stop valve is also activated and the excavator will block. To unjam the excavator, press the «MEGA» button and a ten seconds countdown will allow you to get back to your safe working area. The warning light It is important to reset the limits and reprogram the system every time the excavator has moved to work somewhere else. ...
- Page 13 Garantie : MEGA systems have a one year warranty from the installation date. All defective parts (manufacturing defaults) will be repaired or changed by MEGA ROBOTIQUE. The customer must pay transportation and handling fees to return the defective part to our plant. ...
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