Wika LH-20 Manual do Utilizador descarregar pdf (Página 22)

8 Supplement

WIKA Operating instructions - Submersible pressure transmitter model LH-20

8 Supplement

8.1 Technical data

General data

Measured variable Level

Measuring principle Ceramic-capacitive, dry measuring cell

Materials and weights

Materials, wetted parts

Ʋ Transmitter 316L, Titanium

Ʋ Diaphragm Ceramic (99.9 % Al

)

Ʋ Measuring cell seal Two-fold FKM, two-fold EPDM

Ʋ Suspension cable PE, FEP, PUR

Materials, non-wetted parts

Ʋ Type label support on suspension

cable

PE hard

Weight approx.

Ʋ Basic weight 0.8 kg (1.764 lbs)

Ʋ Suspension cable 0.1 kg/m (0.07 lbs/ft)

Input variable

Nominal measuring ranges and overload resistance

The specications are only an overview and refer to the measuring cell. Limitations due to the ma-

terial and version of the process tting are possible. The specications on the nameplate apply.

Measuring ranges Overload capacity, max. pressure

Gauge pressure

0 … 0.1 bar 15 bar

0 … 0.16 bar 20 bar

0 … 0.25 bar 30 bar

0 … 0.4 bar 30 bar

0 … 0.6 bar 35 bar

0 … 1 bar 35 bar

0 … 1.6 bar 50 bar

0 … 2.5 bar 50 bar

0 … 4 bar 65 bar

0 … 6 bar 90 bar

0 … 10 bar 90 bar

0 … 16 bar 130 bar

0 … 25 bar 130 bar

Absolute pressure

0 … 1.6 bar 50 bar

1 2 ... 17 18 19 20 21 22 23 24 25 26 27 ... 59 60

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