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Montana Instruments. Montana Instruments, Cryostation, CryoOptic, MagnetoOptic, and Rook are trademarks of Montana Instruments Corporation. Other brand names used are the property of their respective owners.
All users must read and understand this manual and all other safety instructions before using the equipment. Retain these instructions for future reference. This manual is intended for users of the Montana Instruments products and systems described herein. Users include anyone who may physically interact with the system or peripheral equipment, including installing, setting up, or configuring the system or anyone who may operate system components via operating panels, the supplied user interface, or remote interfaces.
The following abbreviations may be used: ACM: Ancillary Control Module • CAN: Controller Area Network • DMM: Digital Multimeter • HDMI: High-Definition Multimedia Interface • Montana Instruments • PCB: Printed Circuit Board • TCM: Temperature Control Module • User Interface •...
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1.1.2 Explanation of Safety Warnings Safety and hazard information includes terms, symbols, warnings, and instructions used in this manual or on the equipment to alert users to precautions in the care, use, and handling of the system. The following hazard levels and information are considered: DANGER Serious personal injury Imminent hazards which, if not avoided, will result in serious injury or death.
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1.1.3 Graphical Symbols The following symbols may be used in diagrams, supporting text, and on physical parts: Hazard Alert: General Warning Hazard Alert: High Voltage Hazard Alert: Laser Radiation HDMI port CAN bus module USB port Hazard Alert: Hot Surface Hazard Alert: Magnetic Field Waste Electrical and Electronic Conformité...
1.2 General Hazard Information The following descriptions are of general hazards and unsafe practices that may result in product damage, severe injury, or death. The products, parts, and components in this manual are to be serviced by authorized Montana • Instruments service representatives only.
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NOTICE Only clean exterior surfaces with acceptable fluids Only use deionized water, glass cleaner, or isopropyl alcohol to clean the exterior surfaces of any • enclosure. Do NOT use any volatile chemicals other than isopropyl alcohol. Apply fluid to a clean, lint-free cloth and wipe the surface with a cloth. Do NOT apply fluid •...
Up to four positioners, open- & closed-loop 2.1.1 Intended Use Montana Instruments has set a new standard of positioning reliability by delivering the only nanopositioner available today with critical motion performance specified at the top of the 3-axis stack. Bi-directional repeatability and bi-directional runout are measured and specified while integrated into an operational Cryostation set to 4 K base temperature.
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2.1.2 Components The nanopositioner module consists of a 3-axis (X-Y-Z) positioner stack, rack-mountable motion controller, and power supply. The Cryostation user interface touchscreen provides the operational control of the nanopositioner. The Rook Nanopositioner Ceramic body with motion powered by piezo slip-stick mechanisms on each axis. The positioner kit includes flexible thermal links for the best possible conduction to your sample, and the whole assembly is removable from the Cryostation sample chamber for added flexibility.
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2.1.3 Nanopositioner Mounted to Sample Chamber Base The nanopositioner module consists of a 3-axis (X-Y-Z) positioner stack, rack-mountable motion controller, and power supply. The Cryostation user interface touchscreen provides the operational control of the nanopositioner. 1. Sample Mount 2. Adapter 3.
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2.1.4 Cryostation, Nanopositioner, and Housing Figure 1: Cryostation, nanopositioner, and housing. 1. Window 2. Housing 3. Sample Mount 4. Adapter 5. Nanopositioner 6. Side Panels 7. Foundation 8. Micro-D 25 Feedthrough. 9. Coaxial Connectors 10. Terminal Block Connector...
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2.1.5 Nanopositioner Stage Dimensions 2.1.6 Technical Specifications Environmental Specifications Temperature of Environment (Non-Operational) Up to 350K Temperature of Environment (Operational) 3.2K to 300K Altitude <2000 m Physical Dimensions Component L x W x H Positioner Physical size 24mm x 24mm x 51mm (Not including “flex-link”...
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2.1.7 Safety Information The following hazards may be typical for this product: WARNING Risk of injury due to sharp edges The interior of the enclosure contains sheet metal parts that may have sharp edges. When working inside the enclosure (authorized service personnel only), exercise caution to avoid •...
2.2 Touchscreen Monitor The Cryostation user interface touchscreen provides the operational control of the nanopositioner. 2.2.1 Intended Use A 10-inch touchscreen display provides the main user interface control for the system. The software can alternatively be monitored and controlled via a VNC interface or remote scripting. 2.2.2 Touchscreen Monitor Inputs The touchscreen monitor has HDMI, USB 3.0, and Power input ports located on the back near the lower center of the device.
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2.2.4 Safety Information The following hazards may be typical for this product: WARNING High voltage: danger of electric shock Electric shocks and burns from capacitor discharge or power circuits could lead to serious injury or death. Prior to accessing the enclosure or when otherwise servicing the unit (authorized service •...
2.3 Motion Control Unit 2.3.1 Intended Use The motion control unit is a device used for interfacing with and controlling of the nanopositioner. It provides both the electronics hardware and software interface for communicating with the nanopositioner and controlling the stages within the stack. 2.3.2 Components The nanopositioner module consists of a 3-axis (X-Y-Z) positioner stack, rack-mountable motion controller, and power supply.
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2.3.5 Technical Specifications Environmental Specifications Temperature of Environment 5 – 25 °C Humidity 5 – 80% non-condensing Altitude <2000 m Power Specifications Model Motion Controller Mains Power Connector on Unit IEC 60320 C14 Line Voltage 100 – 240 VAC Frequency 50 –...
Section 3 - Option Installation & Handling 3.1 Packaging Contents The motion controller comes packed with Cryostation. 3.1.1 Unpacking the Motion Controller 1. Locate the control unit boxes and remove the box wrap and cut the bands securing the box to the pallet.
3.2 Connecting System Cables and Power NOTICE Only use cables and hoses provided or approved by the manufacturer Only use the cables and hoses in the manner described below. Figure 4: Cryostat interconnect diagram containing The Rook. 1. User Interface 2.
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Remove any plastic covers from the connector locations on the back of the compressor, the cryostat, the system control unit, and the vacuum control unit. 1. User Interface: Locate the USB and HDMI cables. Connect these cables from the back of the system control unit to the user interface touchscreen display.
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To disconnect the tubing, push the green circle on the fitting inwards and pull the tubing out. » NOTE The system uses nitrogen during a operation or during a operation VENT COOLDOWN PULL VACUUM if a “dry nitrogen purge” is enabled. 8.
Section 4 - Sample Installation The top plate of the flex link is the same as the top plate of the attocube flex link and the MI standard sample mounts can be shared. Do not apply a torque greater than 1.33 in-lbs. to any screw attaching a mount to the flex link or any other attachment above the flex link.
4.2 Payload The full positioner XYZ stack will operate with loads ranging from 0-100 grams without the addition of the preload spring to the Z-axis. The mass of the flex link is already accounted for, and the load listed in the table below is in addition to the flex link.
5.1 System Control Options 5.1.1 Powering on Touchscreen Monitor If touchscreen monitor does not power up, locate, and depress power button on the back of the unit. 5.1.2 Touchscreen Monitor Display Upon powering up touchscreen monitor the Montana Instruments splash screen will appear.
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5.1.3 Splash Screen Appearance of the splash screen verifies that the touch screen is powering up. 5.1.4 Startup Screen An amber-colored Indicator message will be displayed upon startup of the user interface.
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5.1.5 Cryostation Control Screen and Instrument Selection Tap on “Instrument” icon on the lower left of the display screen to access connect instruments. 5.1.6 Closed Loop Mode When closed loop mode is enabled the switch will turn blue and a blue indicator dot will appear next to enabled axes names.
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5.1.7 Open Loop Mode When open loop mode is enabled, the switch will turn white and there will be no indicator dot next to the axis names. 5.1.8 Axis Enable and Position The selected axis is underscored with blue line. The selected axis with blue dot indicator is in “Closed Loop”...
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5.1.9 Axis Assignment “Axis 1” is the “X-axis” (bottom stage). “Axis 2” is the “Y-axis” (middle stage). “Axis 3” is the “Z-axis” (upper stage). 5.1.10 Target Position “Target Position” is the position the enabled axis that the controller is attempting to achieve.
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5.1.11 Emergency Stop This operation will place all axes in open loop mode. If closed loop operation is desired after initiating the emergency stop, each desired axis must be manually set to closed loop via the “Closed Loop” switch. This operation will stop all axes, which sets all axes “Target Position” to their current position. 5.1.12 Manual Position Controls (Jog±) Touch and hold to move the enabled axis in the positive (Jog +) or negative (Jog -) direction.
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5.1.13 Manual Position Controls (Step±) Touch to step the enabled axis in the positive (Step +) or negative (Step -) direction. 5.1.14 Manual Position Controls (Stop) Touch to stop the motion of the currently enabled axis.
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5.1.15 Move Absolute (Closed Loop Function) Move Absolute is a “Closed Loop” function that returns position values.
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5.1.16 Entering Move Absolute Value (Closed Loop Function) Enter value and tap “Set” button. 5.1.17 Move Absolute (Closed Loop Function) Tap on the Go button.
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5.1.18 Enter ”Move Relative Step Size” Using Slider Move slider to adjust the value. 5.1.19 Enter “Move Relative Step Size” Using key Entry Touch the step size box and enter the desired step size. This value dictates the step size taken when using the “Step +”...
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5.1.20 Enter “Velocity” Using key Entry Touch the velocity box and enter the desired axis movement velocity. This value dictates the velocity of “Jog” and “Step” motion. 5.1.21 Enter “Velocity” Using Slider The slider can be moved to set the velocity value.
5.2 System Menus Tap on the “Menu” icon to access the instruments settings. 5.2.1 Instruments Settings Side menu will highlight whatever was recently accessed. In this case Instrument settings is • displaying both the Cryostation and stack, i.e., connected devices. •...
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The stack settings screen will display the axes. • Tapping on “Axis 1” (in this case) will display Axis 1 settings. • Axis settings allows the user to customize and configure the axis. • Tapping on the grayed boxes allows the user to provide a custom axis name (X), change the “Closed •...
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Tap on the “X” button to customize the axis name. • A keyboard will display upon tapping on the “X” button. Enter “Custom Axis Name” and then tap on • the “Set” button in the lower left of the keyboard display. “Closed Loop Settings”...
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Enter “Deadband” value (count) and then tap on “Set.” • Tap on the “Deadband Timeout” value (Sec) button to change “Deadband Timeout” value. •...
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Enter the “Deadband Timeout” value and then tap on “Set.” • 5.2.2 Hard Stop Settings Toggle “Hard Stop Detection” ON or OFF. • Toggling the “Hard Stop” selection to OFF (left) will grey out toggle button. •...
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Toggling the “Hard Stop” selection to ON (right) will illuminate the toggle button (blue). When • enabled, hard stop detection will stop motion when the axis reaches a hard stop.
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Tap on the “Sensitivity” button to change the “Sensitivity” value. • Enter the “Sensitivity” value and then tap on “Set.” Please be advised that the range is 1-100, with • 100 being the most sensitive. We recommend that the sensitivity value be set to 5. Higher sensitivities can lead to “false stops.”...
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Tap on the “Rebound Distance” button to change the “Rebound Distance” value. • Enter the “Rebound Distance” value and then tap “Set.” •...
The Rook linear stage utilizes a maintenance free design. Do not modify the stage or perform any • maintenance unless specifically instructed to do so by Montana Instruments personnel. If the stage is not performing up to the original specifications, please contact Montana Instruments.
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Check to ensure wires are preserved. Make sure wires do not overlap under thermal clamps and • ensure the clamps are not too tight. Make sure wires do not touch the radiation shield or contact the sample mount directly after the thermal clamp. 6.1.3 When You are Using Your Cryostat Keep the lid on the sample chamber to keep it free from dust.
Section 7 - Diagnostics and Troubleshooting This section contains information for basic system diagnostics and troubleshooting advice. Diagnostics or repairs outside of the scope of this section should be completed by an authorized service representative. Fast Platform temperature decline seen at the end of cooldown causes large thermal gradient between Platform and stack as the stack temperature lags the Platform.
7.1 Troubleshooting Guide If a degradation in performance or other failures are experienced, check for these common issues: Problem/Symptom Possible Cause Solution/Suggestion • Check physical state of positioner stack for: o Grease on the axis that isn’t moving. o Any other contamination on the axis. Physical impediment.
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• If the Low Force spring plunger is installed but the mass on top of the stage is under 100 g, it may not be able to move all the way down: o In this case remove the Low Force spring plunger.
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• Is the base of the flex link secured to the adaption plate and torqued to 5 in-lbs.? • Are there any burrs or deformities on the adaption plate or base of flex link preventing good thermal contact? • Are any components touching the radiation shield or other warmer surfaces? •...
8.1.1 Technical Support Information 8.1.1.1 Warranty and Repairs If the system or parts need to be returned to the Montana Instruments factory or an authorized service center for repair or service, contact an authorized service representative for a return merchandise authorization (RMA) number and instructions on returning the unit.
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International Sales & Authorized Service Visit www.montanainstruments.com/Contact/Sales-Offices for contact information for your • local representative.
Section 9 - Appendices 9.1 Related Documentation For a copy of associated documentation, see below: Document Document Title Location Number DOC102 General Terms and Conditions www.montanainstruments.com/About/Terms of Sale DOC103 Limited Warranty Agreement www.montanainstruments.com/About/Warranty DOC104 End User License Agreement http://www.montanainstruments.com/about/EULA...
9.2 General Terms and Definitions Motion Control Coordinate System: In free space, an object is considered to have six degrees of freedom: three linear, along the x, y, and z-axes and three rotational around those (roll, pitch, and yaw respectively). All motions described here follow the right-hand coordinate system convention. The cross-product of +X and +Y axes (pointer and middle fingers) is the +Z axis (thumb).
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