Wika DPT-10 User Manual download pdf (Page 73)

Version, nominal measuring range Dead time t

Time constant t

Isolating diaphragm version, all nominal measuring

ranges

Depending on the isolat-

ing diaphragm

Depending on the isolating

diaphragm

Response time with Foundation Fieldbus

- cyclically approx. 10 ms

- acyclically approx. 50 ms

Damping (63 % of the input variable) 0 … 999 s, adjustable

Additional output parameter - temperature

Processing is made via output signal HART multidrop, Proﬁbus PA and Foundation Fieldbus

Range -50 … +150 °C (-58 … +302 °F)

Resolution 1 °C (1.8 °F)

Accuracy in the range of 0 … +100 °C

(+32 … +212 °F)

±3 K

Accuracy in the range of -50 … 0 °C

(-58 … +32 °F) and +100 … +150 °C

(+212 … +302 °F)

typ. ±3 K

Input variable

Measured variable Diﬀerential pressure, ﬂow and level derived from it

Nominal range Lower measurement

limit

Upper measuring limit Smallest adjustable

span

10 mbar (1 kPa) -10 mbar (-1 kPa) +10 mbar (+1 kPa) 0.25 mbar (25 Pa)

30 mbar (3 kPa) -30 mbar (-3 kPa) +30 mbar (+3 kPa) 0.3 mbar (30 Pa)

100 mbar (10 kPa) -100 mbar (-10 kPa) +100 mbar (+10 kPa) 1 mbar (100 Pa)

500 mbar (50 kPa) -500 mbar (-50 kPa) +500 mbar (+50 kPa) 5 mbar (500 Pa)

3 bar (300 kPa) -3 bar (-300 kPa) +3 bar (+300 kPa) 30 mbar (3 kPa)

16 bar (1600 kPa) -16 bar (-1600 kPa) +16 bar (+1600 kPa) 160 mbar (16 kPa)

40 bar (4000 kPa) -40 bar (-4000 kPa) +40 bar (+4000 kPa) 400 mbar (40 kPa)

Reference conditions and actuating variables (similar to DIN EN 60770-1)

Reference conditions according to DIN EN 61298-1

- Temperature +18 … +30 °C (+64 … +86 °F)

- Relative humidity 45 … 75 %

- Air pressure 860 … 1060 mbar/86 … 106 kPa (12.5 … 15.4 psig)

Determination of characteristics Limit point adjustment according to IEC 61298-2

Diﬀerential pressure transmitter DPT10 - metal measuring diaphragm • Foundation Fieldbus 73

11 Supplement

37246-EN-100120

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Wika DPT-10 User Manual Page 73

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