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Summary of Contents for Instron 2701 Series
- Page 1 Pneumatic Grip Control Reference Manual - Equipment M10-17166-EN Revision A The difference is measurable ®...
- Page 2 Instron is a registered trademark of Illinois Tool Works Inc. (ITW). Other names, logos, icons and marks identifying Instron products and services referenced herein are trademarks of ITW and may not be used without the prior written permission of ITW.
- Page 3 Caution is used where a hazard may lead to damage to equipment or to loss of data. Instron products, to the best of its knowledge, comply with various national and international safety standards, in as much as they apply to materials and structural testing.
- Page 4 Preliminary Pages Warnings Hazard - Press the Emergency Stop button whenever you consider that an unsafe condition exists. The Emergency Stop button removes hydraulic power or electrical drive from the testing system and brings the hazardous elements of the system to a stop as quickly as possible.
- Page 5 During system operation, keep away from the operating envelope of the robot. De-activate the robot before entering the envelope for any purpose, such as reloading the specimen magazine. Product Support: www.instron.com...
- Page 6 Preliminary Pages Warnings Hazard - Set the appropriate limits before performing loop tuning or running waveforms or tests. Operational limits are included within your testing system to suspend motion or shut off the system when upper and/or lower bounds of actuator or crosshead travel, or force or strain, are reached during testing.
- Page 7 Apply the specified torque to all load string fasteners and the correct setting to wedge washers or spiral washers. Visually inspect highly stressed components such as grips and threaded adapters prior to every fatigue test for signs of wear or fatigue damage. Product Support: www.instron.com...
- Page 8 Preliminary Pages M10-17166-EN...
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Page 9: Table Of Contents
Replaceable Parts ............Product Support: www.instron.com... - Page 10 Preliminary Pages M10-17166-EN...
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Page 11: Chapter 1: Introduction And Specifications
Specifications ........... . . 13 Description The 2701 Series Pneumatic Grip Control is a unit that operates pneumatic action grips. It included a pair of foot-operated switches to open and close the grips. -
Page 12: System Requirements
In this situation, a water separator or other drying device should be included in the air supply line. If you testing location does not have a source of pressurized air, an optional portable air compressor is available. Contact instron for details. M10-17166-EN... -
Page 13: Specifications
Specifications Specifications Table 1. Pneumatic Grip Control Specifications Parameter Value Input voltage 24 VAC Maximum operating pressure 90 psi (6.2 bar) Coefficient of flow (C 0.15/0.20 Input hose termination 1/8” NPT male thread 1/4” hose barb Product Support: www.instron.com... - Page 14 Chapter: Introduction and Specifications M10-17166-EN...
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Page 15: Installation
Chapter 2 Installation The grip control unit is usually installed by Instron when you purchase a testing system. It can be purchased and installed on an existing system. Initial installation involves adding internal cabling to the testing system. Instron Service must therefore perform the installation. -
Page 16: Interconnections
Chapter: Installation Column Slots Grip Hoses Locking Knobs and T-Nuts Air Kit Cable Footswitch Cable Frame Interface Board Internal Cable Figure 2. Pneumatic Grip Control Overview 1. Decide where on the column you want to mount the control box. 2. Place the box against the column so that the T-nuts enter the grooves in the column. Lightly tighten the T-nuts temporarily. - Page 17 Interconnections Grip Hoses Footswitch Grip Control Footswitch Cable Grip Control Air Source Pneumatic Cable Hose Grips (User-Supplied) Pipe Thread Hose Hose Barb Adapter Clamp Frame Interface Frame Cable Interface Board Figure 3. Interconnections Product Support: www.instron.com...
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Page 18: Electrical Cables
Chapter: Installation Figure 4. Air Hose Connections Electrical cables Figure 3 on page 17. 1. Connect one end of the air kit cable to the appropriate connector on the frame. 2. Connect the other end of the air kit cable to the FRAME connector on the air kit control box. -
Page 19: Air Hoses
6. Connect the other end of the supply air hose to the source of pressurized air or to the Instron portable air compressor, if supplied. These connections set the system up so that the first press of the foot switch operates the upper grip and the second press operates the lower grip. - Page 20 Chapter: Installation M10-17166-EN...
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Page 21: Operation
70 psi. If possible, adjust the air pressure at the source. If this is not possible, you must use an in-line pressure regulator. 3. If you are using the Instron portable air compressor, adjust the output pressure for the appropriate clamping pressure at the grips. -
Page 22: Remove A Specimen
Chapter: Operation Flying Debris Hazard - Make sure that test specimens are installed correctly in grips or fixtures in order to eliminate stresses that can cause breakage of grip jaws or fixture components. Incorrect installation of test specimens creates stresses in grip jaws or fixture components that can result in breakage of these components. - Page 23 Remove a Specimen 2. Press the foot switch marked OPEN ( | ). Both grips open simultaneously. 3. Remove the broken specimen pieces. Product Support: www.instron.com...
- Page 24 Chapter: Operation M10-17166-EN...
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Page 25: Chapter 4: Maintenance
Air hoses and couplings, electrical cables and their connectors, and mounting hardware are all replaceable in the field. If the control unit or foot switch fails, you should replace the entire unit. Description Part no. Control box assembly A563-38 Foot switch assembly A563-43 Product Support: www.instron.com... - Page 26 Chapter: Maintenance Description Part no. Foot switch cable assembly A563-44 Air kit cable assembly A563-34 Air hose assembly, lower grip A563-41 Air hose assembly, upper grip A563-532 M10-17166-EN...
- Page 28 Product Support: www.instron.com...
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