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data sheet LMP 331

data sheet LMP 331

Product catalog summary

Overview: The LMP 331 is a stainless steel screw-in transmitter designed for continuous level measurement, offering robust construction and excellent performance. It is suitable for plant and machine engineering, energy industry, and environmental engineering applications.

Specifications:

Accuracy: Standard accuracy is 0.35% FSO, with options for 0.25% and 0.1% FSO.
Nominal Pressure: Ranges from 0 to 100 mbar up to 0 to 40 bar.
Output Signals: Available in 2-wire (4-20 mA) and 3-wire (0-20 mA / 0-10 V) configurations.
Special Characteristics: Features include a G 3/4" flush pressure port, small thermal effect, and excellent long-term stability.

Optional Versions:

Accuracy of 0.1% FSO according to IEC 60770.
Intrinsically safe version for gases and dusts (Ex ia).
SIL 2 application according to IEC 61508 / IEC 61511.
Customizable electrical connections and pressure ranges.

Performance:

Long-term Stability: ≤ ± 0.1% FSO per year.
Response Time: 2-wire: ≤ 10 msec, 3-wire: ≤ 3 msec.
Thermal Effects: Tolerance band ≤ ± 1% FSO for nominal pressure ≤ 0.40 bar, ≤ ± 0.75% FSO for > 0.40 bar.

Environmental and Mechanical Stability:

Temperature Range: Medium: -40 to 125°C, Electronics/Environment: -40 to 85°C, Storage: -40 to 100°C.
Vibration and Shock Resistance: Vibration: 10 g RMS, Shock: 500 g / 1 msec.

Explosion Protection: Certified for use in hazardous areas with specific temperature and pressure conditions.

Materials: Constructed from stainless steel 1.4404 (316L) with options for seals and diaphragms.

Electrical Protection: Includes short-circuit and reverse polarity protection, with electromagnetic compatibility according to EN 61326.

Ordering Information: Various configurations available based on pressure, output, accuracy, and connection types.

Catalog excerpts

LMP 331 Screw-In Transmitter Stainless Steel Sensor accuracy according to IEC 60770: standard: 0.35 % FSO option: 0.25 % / 0.1 % FSO Nominal pressure The screw-in transmitter LMP 331 has been designed for continuous level measurement and is characterized by an excellent performance and a robust construction. The modular construction allows the user the highest possible flexibility in the adaption of LMP 331. from 0 ... 100 mbar up to 0 ... 40 bar Output signals 2-wire: 4 ... 20 mA 3-wire: 0 … 20 mA / 0 … 10 V others on request Optional features like e.g. an intrinsically safe version or a functionally safe version (SIL 2) increase the advantages when launching and realizing projects for plants and systems. pressure port G 3/4" flush excellent accuracy small thermal effect excellent long term stability Preferred areas of use are Plant and machine engineering Optional versions Energy industry ► IS-version: Ex ia = intrinsically safe for gases and dusts different electrical connections customer specific versions e. g. special pressure ranges BD SENSORS GmbH BD-Sensors-Straße 1 D - 95199 Thierstein Environmental engineering (water – sewage – recycling)

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LMP 331 Stainless Steel Screw-In Transmitter Input pressure range Nominal pressure gauge [bar] 0.10 0.16 0.25 0.40 0.60 1 Level [mH2O] 1 1.6 2.5 4 6 10 Overpressure [bar] 0.5 1 1 2 5 5 1.5 1.5 3 7.5 7.5 Burst pressure ≥ [bar] 1.5 Vacuum resistance pN ≥ 1 bar: unlimited vacuum resistance Output signal / Supply Standard Option IS-version Options 3-wire Performance Accuracy1 Permissible load Influence effects Long term stability Response time 2 1 2 Technical Data nominal pressure < 0.4 bar: ≤ ± 0.5 % FSO nominal pressure ≥ 0.4 bar: ≤ ± 0.35 % FSO option 1: nominal pressure ≥ 0.4 bar: ≤ ± 0.25 %...

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LMP 331 Stainless Steel Screw-In Transmitter Technical Data Supply + Supply – Signal + (only for 3-wire) Shield Electrical connections compact field housing IN + IN – OUT + cable colours (IEC 60757) WH (white) BN (brown) GN (green) GNYE (green-yellow) Electrical connections (dimensions in mm) standard cable outlet with PVC cable (IP 67) 5 cable outlet, cable with ventilation tube (IP 68) 6 compact field housing (IP 67) standard: 2 m PVC cable (without ventilation tube, permissible temperature: -5 ... 70 °C) different cable types and lengths available, permissible temperature depends on kind of...

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Pressure port stainless steel 1.4435 (316L) customer Electrical connection male and female plug ISO 4400 male plug Binder series 723 (5-pin) cable outlet with PVC cable (IP67) cable outlet, cable with ventilation tube (IP68) male plug M12x1 (4-pin) / metal compact field housing stainless steel 1.4301 (304) customer Accuracy standard for p N ≥ 0.4 bar: 0.35 % FSO standard for p N < 0.4 bar: 0.50 % FSO option 1 for pN ≥ 0.4 bar: 0.25 % FSO option 2: 0.10 % FSO customer Special version standard customer stainless steel 1.4404 (316L) customer code TR0 = PVC cable, cable with ventilation tube available...

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