Vaisala DRYCAP DMT340 SERIES Guide de l'utilisateur télécharger pdf (Page 40)

User's Guide _______________________________________________________________________

38 ___________________________________________________________________ M210704EN-G

NOTE

When re

-tightening the nut after detachment the nut must be tightened

without increased effort.

6. Clean and grease the tightening cone of the fitting screw after every

tenth detachment. Change the sealing washer every time the fitting

screw is detached. Use high-vacuum grease (for example Dow

Corning) or a similar grease.

0503-033

Figure 23 Cleaning of the Tightening Cone

The numbers refer to Figure 23 above:

Fitting screw

Sealing washer

Tightening cone

Clean cotton stick

CAUTION

In pressurized processes it is essential to tighten the supporting nuts and

screws very carefully to prevent

loosening of the probe by the action of

pressure.

NOTE

When the DMT340 is installed in a process with a pressure differing

from the selected operating pressure at the time of ordering, please enter

the pressure value of the process into the transmitter m

emory. You can

enter the value

in the following ways:

using the display/keypad option

using the buttons on the motherboard

using the serial line

using the Modbus protocol

See section

Pressure Compensation Setting on page 106. If you are

using

Modbus, see section Configuration Registers on page 185.

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Vaisala DRYCAP DMT340 SERIES Guide de l'utilisateur Page 40