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Quick Start Guide
240 Series Cryogenic Sensor Input Module
1
Model 240 Quick Start Guide
https://www.lakeshore.com/240/

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Summary of Contents for Lake Shore Cryotronics 240

  • Page 1 Quick Start Guide 240 Series Cryogenic Sensor Input Module Model 240 Quick Start Guide https://www.lakeshore.com/240/...
  • Page 2: Safety Precautions

    If the instrument is used in a manner that is not specified by Lake „ Shore, the safety protections provided by the instrument are no IP20: not protected against harmful ingress of water „ longer guaranteed, and may be impaired. For more safety information, refer to the Model 240 user’s manual: https://www.lakeshore.com/240manual.
  • Page 3 USB port information for getting started with your input modules. For Integrated further information, please see rear DIN rail connections the Model 240 user’s manual. USB port Cryogenic temperature Front-mounted sensor inputs OLED screen (5-pin connectors) Model 240 Quick Start Guide...
  • Page 4 Model 240 Quick Start Guide Unpacking Packing list Inspect shipping containers for external damage before opening them. Items included with Model 240 input module: Photograph any container that has significant 240 Series input module „ damage before opening it. 2 or 8 sensor input connectors, 5-pin terminal plug „...
  • Page 5: Sensor Input Connection

    Connecting at more than one point will cause a ground loop, which adds noise to the measurement. Positive current Positive voltage PWR+ DC power supply positive Shield PWR- DC power supply return Negative voltage PROFIBUS signal Negative current PROFIBUS signal Model 240 Quick Start Guide https://www.lakeshore.com/240/...
  • Page 6: Usb Connection

    Model 240 Quick Start Guide Physical Installation NOTE: Make sure to properly seat connectors. The 240 Series input module has been specifically When removing a sensor, use a screwdriver to gently designed to mount on a DIN rail. To minimize shock remove the connector.
  • Page 7 Startup Once you have placed the Model 240 in its intended location, you can begin setting up the instrument. The steps that follow will take you through to displaying measurements. This is just the beginning of what is possible with the Model 240.
  • Page 8 Model 240 Quick Start Guide Turn Sensor Excitation ON. (Turn Sensor Excitation off to disable any unused inputs.) Load the sensor calibration file (under Sensor setup) that matches the sensor by navigating to the appropriate file.
  • Page 9 11. Live readings from your connected sensors should now be displayed at the right of the screen, as well Standard curve Platinum/Diode as on the front OLED display of the 240 Series input module. No curve Simulated 12. Click Module to go to the Module Settings screen, and set the PROFIBUS address.
  • Page 10: Evaluation Kit

    240 Series input module. a rough approximation of these sensors. This product can be useful if you’d like to see how the 240 Series input module handles communicating and displaying a particular temperature range, or if you’d like to see how the 240 Series input module autoranges.
  • Page 11 1 kW limit for a PTC Plug the terminal connector into the desired input of sensor. the 240 Series input module. The switch should face toward the front of the module. Model 240 Quick Start Guide...
  • Page 12: Contacting Lake Shore

    8:00 a.m. and 5:00 p.m. EST, excluding holidays and company shut down days: https://www.lakeshore.com/support/. The Lake Shore Forum is also a great place to look for solutions, to post issues, and to share successes: https://forums.lakeshore.com/ For further documentation and information, please see https://www.lakeshore.com/240. Lake Shore Technical Support Lake Shore Cryotronics Instrument Service Department 575 McCorkle Blvd.

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