Pressure transmitter SITRANS LH300 (submersible sensor)

Mode of operation

Measuring principle

Piezo-resistive

Input

Measured variable

Hydrostatic level

Measuring range

Max. permissible operating pressure

• 0 ... 1 mH₂O (0 ... 3 ftH₂O)

• 1.5 bar (21.8 psi) (corresponds to 15 mH₂O (45 ftH₂O))

• 0 ... 2 mH₂O (0 ... 6 ftH₂O)

• 1.5 bar (21.8 psi) (corresponds to 15 mH₂O (45 ftH₂O))

• 0 ... 3 mH₂O (0 ... 9 ftH₂O)

• 1.5 bar (21.8 psi) (corresponds to 15 mH₂O (45 ftH₂O))

• 0 ... 4 mH₂O (0 ... 12 ftH₂O)

• 2 bar (29 psi) (corresponds to 20 mH₂O (60 ftH₂O))

• 0 ... 5 mH₂O (0 ... 15 ftH₂O)

• 2 bar (29 psi) (corresponds to 20 mH₂O (60 ftH₂O))

• 0 ... 6 mH₂O (0 ... 18 ftH₂O)

• 2 bar (29 psi) (corresponds to 20 mH₂O (60 ftH₂O))

• 0 ... 10 mH₂O (0 ... 30 ftH₂O)

• 5.0 bar (72.5 psi) (corresponds to 50 mH2O (150 ftH2O))

• 0 ... 20 mH₂O (0 ... 60 ftH₂O)

• 10.0 bar (145 psi) (corresponds to 100 mH₂O (300 ftH₂O))

• 0 ... 40 mH₂O (0 ... 120 ftH₂O)

• 20.0 bar (290 psi) (corresponds to 200 mH₂O (600 ftH₂O))

Special measuring range

• Up to 100 mH₂O (0 ... 300 ftH₂O)

• 20.0 bar (290 psi) (corresponds to 200 mH₂O (600 ftH₂O))

• Up to 160 mH₂O (0 ... 480 ftH₂O)

• 24.0 bar (348 psi) (corresponds to 348 mH₂O (720 ftH₂O))

Measuring range

• 0 ... 0.1 bar

• 1.5 bar

• 0 ... 0.2 bar

• 1.5 bar

• 0 ... 0.3 bar

• 1.5 bar

• 0 ... 0.4 bar

• 2 bar

• 0 ... 0.5 bar

• 2 bar

• 0 ... 0.6 bar

• 2 bar

• 0 ... 1 bar

• 5 bar

• 0 ... 2 bar

• 10 bar

• 0 ... 4 bar

• 20 bar

Special measuring range

• Up to 10 bar

• 20 bar

• Up to 16 bar

• 24 bar

Output

Output signal

4 ... 20 mA

Measuring accuracy

According to IEC 60770-1

Error in measurement at limit setting including hysteresis and reproducibility

? 0.15 % of full-scale value (typical)

? 0.3 % of full-scale value (maximum)

Influence of ambient temperature

? 0.05 %/10 K of full-scale value (zero and span)

Long-term stability

? 0.15 % of full-scale value/year (zero and span)

Rated conditions

Ambient conditions

• Process temperature

-10 ... +80 °C (14 ... 176 °F)

• Storage temperature

-20 ... +80 °C (-4 ... +176 °F)

Degree of protection according to IEC 60529

IP68

Design

Weight

• Pressure transmitter

 ? 0.4 kg ( ? 0.88 lb)

• Cable

0.08 kg/m (? 0.059 lb/ft)

Electrical connection

Cable with 2 conductors, vent pipe and integrated humidity filter

Material

• Seal diaphragm

Al₂O₃ ceramic, 99.6%

• Enclosure

Stainless steel, mat. no. 1.4404/316L and 1.4539/904L (sea water applications) respectively

• Gasket

FPM (standard)

EPDM (optional)

• Connecting cable

PE (standard/drinking water applications)

FEP (for aggressive media)

• Cap

Stainless steel, PPE or ETFE

Auxiliary power

Terminal voltage on pressure transmitter U_B

10 ... 33 V DC

10 ... 30 V DC for transmitter with intrinsic safety explosion protection

Certificates and approvals

Drinking water approval (ACS)

Pending

Drinking water approval (WRAS)

Pending

Drinking water approval (DVGW/KTW W270)

Pending

EAC /EAC-Ex

№ TC RU C-DE.ГБ05.В.00358
OC НАНИО «ЦСВЭ»

Underwriters Laboratories (UL)

Pending

Shipbuilding approval (LR)

Pending

Shipbuilding approval (DNV/GL)

Pending

Shipbuilding approval (BV)

Pending

Shipbuilding approval (ABS)

Pending

Pressure equipment directive

The device is not subject to the pressure equipment directive (PED 2014/68/EU)

Explosion protection

IEC Ex ATEX EAC Ex

SEV 16 ATEX 0121

IEC Ex SEV 16.0003

• Intrinsic safety "i"

• Marking

II 1 G Ex ia IIC T4 Ga

Junction box

Application

For connecting the transmitter cable

Design

Weight

0.2 kg (0.44 lb)

Electrical connection

2 x 3-way (28 to 18 AWG)

Cable entry

2 x M20x1.5

Enclosure material

Polycarbonate

Vent pipe for atmospheric pressure

Screw for cable strength cord

Rated conditions

Degree of protection according to IEC 60529

IP65

Cable hanger

Application

For mounting the transmitter

Design

Weight

0.16 kg (0.35 lb)

Material

Galvanized steel, polyamide