Delta MMC120 User Manual

Page 36

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11. Under Second position, click Use Current.
12. Under Extend/Retract Limits, choose how you wish to have the limits set:

•

If you had the extend and retract limits set correctly, click Use current limits,

adjusted for new Scale and Offset to adjust the limits for your new Scale and

Offset.

•

If the points you used for the two positions are your limits, click Set limits to

above positions.

•

Otherwise, click Set limits to the following values, and type the limits in the

edit boxes.

13. Click Apply, which sets the

Scale

Offset

, the Prescale Divisor bits of the

Configuration word

Extend Limit

, and

Retract Limit

14. Click Done.
15. Issue a

'P' command

for the axis to have the new parameters take affect.

MDT Scale/Offset Calibration Utility
For a description of all Scale/Offset Calibration Utilities, see

Using the Scale/Offset

Calibration Utilities

. To use the MDT Scale/Offset Calibration Utility:

1. Gather the following pieces of information for an axis:

•

The gradient of the transducer and its units (e.g. 9.012µs/inch)

•

The number of recirculations for the transducer

•

The desired number of position units per inch or centimeter

•

The transducer counts at your desired zero position

•

Whether you wish to have your position units increase or decrease with

increasing counts

2. Place the cursor in a field under the axis you wish to calibrate.
3. On the Tools menu, click MDT Scale/Offset Calibration.
4. Enter the above pieces of information.
5. Under Extend/Retract Limits, choose how you wish to have the limits set:

•