1-point adjustment - DM70

DM70 User Guide

Document code
M010091EN
Revision
G
Language
English
Product
DM70
Document type
User guide
This procedure is one of the alternative options for completing the adjustment described in Td/f adjustment of DMT340 series transmitters using DM70.
This adjustment method allows entering the reference value manually when making the adjustment.
  1. A note is displayed on the screen reminding you to follow the adjustment procedure described in the DMT340 User's Guide. Press OK to proceed with the adjustment.
  2. Follow the stabilization from the graphic display by pressing Graph. The minimum recommended stabilization time for this critical adjustment is 5 hours.
  3. When the reading has stabilized at the reference level, press Ready.
  4. Use the arrow buttons to give the reference value and press OK.
  5. Confirm the adjustment by pressing Yes. If you press No, you return to the adjustment mode display and no changes are made.
  6. Wait until the automatic autocalibration has taken place.
  7. When the calibration completes, press Back to exit the adjustment mode.
  8. To return to the basic display, press Exit.
  9. Place the screw back onto the calibration button.
  10. To seal the calibration, attach a sticker on the calibration button.
    Several autocalibrations may be necessary after this adjustment has been performed until the transmitter reaches full accuracy.