Vaisala PTU300 Guia do Utilizador descarregar pdf (Página 152)

USER'S GUIDE____________________________________________________________________

150 _________________________________________________________________ M210796EN-E

Temperature Adjustment

Using Display/Keypad

1. Press the ADJ button on the motherboard to open the

ADJUSTMENT MENU. If using a warmed probe for measuring,

probe heating will be interrupted when ADJ button is pressed. Wait

some time for the probe to reach ambient temperature.

2. Select Adjust T measurement (or TA measurement for

additional probe) press the right arrow button.

3. Select 1-point/ 2-point adjustment. Press the START key.

4. Remove the filter from the probe and insert the probe into the

reference temperature.

5. Wait at least 30 minutes for the sensor to stabilize. Follow the

stabilization from the GRAPH display.

6. Press the READY key when stabilized. Give the reference

temperature by using the arrow buttons.

When carrying out the 2-point adjustment, proceed to the next

adjustment point and carry out the procedure as described in the

previous items. Please note that the difference between the two

temperature references must be at least 30 ºC.

7. Press the OK key. Then press YES to confirm the adjustment.

8. Press the OK key to return to the adjustment menu.

9. Press the EXIT key to close the adjustment mode and return to the

basic display

Using Serial Line

1. Press the ADJ button on the motherboard to open the adjustment

mode. If using a warmed probe for measuring, probe heating will

be interrupted when ADJ button is pressed. Wait some time for the

probe to reach ambient temperature.

2. Remove the probe filter and insert the probe into the reference

temperature.

3. Enter the command CT or (CTA for additional T probe) and press

ENTER.

or for additional T probe:

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Vaisala PTU300 Guia do Utilizador Página 152