Density And Interface Measurement; Differential Pressure Measurement - Vega VEGADIF 65 Operating Instructions Manual

4 ... 20 ma differential pressure transmitter with metallic measuring diaphragm

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7 Setup

Instructions

Measurement setup for

gases

Then carry out adjustment, see chapter "Set parameters".

7.4

Density and interface measurement

For density and interface measurements, VEGADIF 65 with double

chemical seal is used.

VEGADIF 65 in this version is immediately ready for operation.

7.5 Differential pressure measurement

For differential pressure measurements, VEGADIF 65 without chemi-

cal seal or with double chemical seal is used.

VEGADIF 65 with double chemical seal is immediately ready for

operation.

Before adjusting VEGADIF 65 without chemical seal, the effective

pressure lines must be cleaned and the instrument filled with medium.

Fig. 49: Preferred measurment setup for gases

VEGADIF 65

3-fold valve block

2, 4 Inlet valves

Breather valve

6, 7 Vent valves on VEGADIF 65

A, B Blocking valves

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VEGADIF 65 • 4 ... 20 mA

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