Multiparameter water level probe MPS-PTEC

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Product Code: MPS-PTEC
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Description

1. Multi-parameter sensor for detecting pressure, conductivity, temperature and depth (CTD)
2. High-quality 4-electrode conductivity measuring cell
3. Ceramic-capacitive pressure sensor with high measuring accuracy (0.05% FS) and long-term stability (0.1%/year)
4. Robust, sleek Ø 22 mm grade 1.4539 stainless-steel housing for extreme conditions
5. Output: RS485, Option: MOD-BUS, SDI-12, 4-20 mA
6. Optional with integrated data logger: variant "Dipper-PTEC"

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Specification
Description
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Description

Parameters:

Water level [cm], [m]

Sensor:

Relative pressure sensor

Measurement principle:

Capacitive with ceramic measuring cell

Measuring range:

0-2/5/10/20/30/40/50/70/100/200m water column or according to specifications

Measuring accuracy:

± 0.05% FS

Long-term stability:

± 0.1% / year

Parameters:

Water temperature [°C]

Sensor:

NTC30 with polynomial linearisation

Measurement principle:

NTC resistance

Measuring range:

-5 - +50°C

Measuring accuracy:

0.1°C

Pressure Range:

0-20 bar

Parameters:

Conductivity [µS/cm], [mS/cm]

Derived parameters: solutes [g/l], salinity, density [g/l]

Sensor:

4-electrode measuring cell

Measuring range:

0-200mS/cm (total)

Automatic measuring range switchover: 0-200µS/cm; 0,2-2mS/cm; 2-20mS/cm; 20-200mS/cm

Measuring accuracy:

± 1µS/cm for measuring range of 0-200µS/cm +/- 0,5% for measuring range of 0,2-200mS

Pressure Range:

0-30 bar

Housing

Material:

Grade1.4539 stainless steel

Dimensions:

Ø22mm, length: 320mm

Protection class

Probe: IP68

RS485 interface: IP67 (immersion depth with a desiccant cartridge up to 3 m, depending on the cable length)

Outputs:

RS485 (SHWP) standard, MODBUS, SDI12, 4-20mA (Option)

Communications
Interface:

RS232

Power supply:

6-24 VDC

Operating temperature:

-5°C - +60°C (non-freezing)

Hanging depth:

up to 1000m

Cable:

Reinforced special measuring cable with pressure compensation line

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