Lake Shore Cryotronics 240 Quick Start Manual Download Page 9

9   

https://www.lakeshore.com/240/

Model 240 Quick Start Guide

 

„

If you have a custom calibration curve to load, 
choose Custom Curve and load your file (the Model 
240 supports the .340 file format).

 

„

If a sensor with a standard curve is connected, 
choose Standard Curve and select the curve from 
the drop down menu.

 

„

If you aren’t using a curve, the module will continue 
to monitor sensor units.

 

Type of sensor

Custom curve

Cernox®

Standard curve

Platinum/Diode

No curve

Simulated

8.  Once the curve is loaded, rename the Input Label (if 

desired). 

9.  Under Operating mode, select High accuracy or High 

speed. 

NOTE: 

The Current Reversal option is available if a 

resistive sensor is connected, and the High accuracy 
mode is selected.  

NOTE: 

High speed ID is only available for the Model 

240-2P.

10.  Under Reporting units, select either Sensor units or a 

temperature unit.

11.  Live readings from your connected sensors should 

now be displayed at the right of the screen, as well 
as on the front OLED display of the 240 Series input 
module.

12. Click 

Module

 to go to the Module Settings screen, 

and set the PROFIBUS address. 

NOTE: 

For further information on communication 

settings, see section 4.3.3.2 of the Model 240 user’s 
manual.

13.  Your module should now be configured to respond 

to PROFIBUS requests, and you may disconnect the 
Model 240 by clicking the 

Disconnect

 button.

Summary of Contents for 240

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

Page 2: ...rotected against harmful ingress of water Ground the instrument To minimize shock hazard the instrument is equipped with a grounded connection to the DIN rail Connect the DIN rail to an electrical gro...

Page 3: ...ormation for getting started with your input modules For further information please see the Model 240 user s manual Front mounted OLED screen Cryogenic temperature sensor inputs 5 pin connectors Power...

Page 4: ...slightly with shipping companies Keep all damaged shipping materials and contents until instructed to either return or discard them 4 Open the shipping container and keep the container and shipping ma...

Page 5: ...oltage and current leads should then be covered with a braided or foil shield that is connected to the shield pin of the instrument This type of cable is available through local electronics suppliers...

Page 6: ...e USB disconnect it from the computer before beginning PLC communication Physical Installation The 240 Series input module has been specifically designed to mount on a DIN rail To minimize shock hazar...

Page 7: ...his is just the beginning of what is possible with the Model 240 For additional features please see the Model 240 user s manual Basic operation 1 Connect a power adapter to the input module 2 Connect...

Page 8: ...ck Start Guide 6 Turn Sensor Excitation ON Turn Sensor Excitation off to disable any unused inputs 7 Load the sensor calibration file under Sensor setup that matches the sensor by navigating to the ap...

Page 9: ...acy or High speed NOTE The Current Reversal option is available if a resistive sensor is connected and the High accuracy mode is selected NOTE High speed ID is only available for the Model 240 2P 10 U...

Page 10: ...exactly with the markings on the dial Please do not use the sensor simulator as a method for verifying accuracy of the 240 Series input module The evaluation kit includes two unique accessories for t...

Page 11: ...the terminal connector when connecting and disconnecting to the 240 Series input module 3 Plug the terminal connector into the desired input of the 240 Series input module The switch should face towar...

Page 12: ...ort 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 lak...

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