Vega D86_D87 Hydrostatic pressure transmitters Bedienungsanleitung PDF herunterladen (Seite 12)

12 Pressure transmitters D86/D87

Accuracy (similar to DIN 16 086, DIN V 19 259 - 1 and IEC 770)

Deviation

Reference conditions (acc. to IEC 770)

- temperature 15°C … 30°C

- humidity 45 % … 75 %

- air pressure 86 kPa … 106 kPa

Determination of characteristics limit point adjustment acc. to DIN 16 086

Characteristics linear

Deviation in characteristics incl. hysteresis and repeatability

- Turn Down 1 : 1 < 0.25 % with accuracy class 0.25

< 0.1 % with accuracy class 0.1

- Turn Down up to 1 : 5 typ. < 0.3 % with accuracy class 0.25

typ. < 0.1 % with accuracy class 0.1

- Turn Down up to 1 : 10 typ. < 0.4 % with accuracy class 0.25

typ. < 0.2 % with accuracy class 0.1

Influence of the ambient temperature

Average temperature coefficient

of the zero signal

- Turn Down 1 : 1 < 0.15 %/10 K with accuracy class 0.25

< 0.05 %/10 K with accuracy class 0.1

- Turn Down up to 1 : 5 typ. < 0.225 %/10 K with accuracy class 0.25

typ. < 0.075 %/10 K with accuracy class 0.1

- Turn Down up to 1 : 10 typ. < 0.3 %/10 K with accuracy class 0.25

typ. < 0.1 %/10 K with accuracy class 0.1

Long-term stability

Long-term stability of the zero signal

< 0.25 % per 2 years

Other actuating variables

Calibration position upright, diaphragm points downwards

Influence of the installation position

- D86 < 0,2 mbar

- D87 < 5 mbar

Vibration resistance mechanical vibrations with 4 g and

5 … 100 Hz, tested acc. to the regulations of

German Lloyd GL-characteristics 2

Product description

In compensated temperature range of 0°C … +80°C, reference temperature 20°C.

Acc. to IEC 770, item 6.3.2 relating to the nominal range.

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Vega D86_D87 Hydrostatic pressure transmitters Bedienungsanleitung Seite 12