*mydirectindustry

Catalogs
BD|SENSORS GmbH
data sheet LMP 308

data sheet LMP 308

Product catalog summary

Overview: The LMP 308 is a detachable stainless steel probe designed for continuous level measurement of water and low-viscosity fluids. It features a stainless steel sensor with high accuracy and good long-term stability, suitable for various applications including water treatment and groundwater level measurement.

Specifications:

Accuracy: Standard accuracy is 0.35% FSO, with options for 0.25% and 0.1% FSO.
Nominal Pressure: Ranges from 0 to 1 mH2O up to 0 to 250 mH2O.
Output Signals: Standard 2-wire 4-20 mA, with other options available on request.
Special Characteristics: Diameter of 35 mm, detachable cable and sensor head, and optional IS-version for intrinsic safety.

Performance:

Response Time: ≤ 10 msec.
Long-term Stability: ≤ ± 0.1% FSO per year.
Thermal Effects: Tolerance band ≤ ± 1% FSO for pressures < 0.4 bar and ≤ ± 0.75% FSO for pressures ≥ 0.4 bar.

Environmental and Electrical Specifications:

Permissible Temperatures: Medium: -20 to 70°C; Storage: -25 to 70°C.
Electrical Protection: Includes short-circuit and lightning protection, with electromagnetic compatibility according to EN 61326.
Explosion Protection: Approved for use in hazardous zones with specific ATEX and IECEx certifications.

Materials:

Housing: Stainless steel 1.4404 (316L).
Seals: FKM, EPDM, with other options available.
Cable Sheath: Options include PVC, PUR, and FEP.

Accessories:

Mounting Flange: Available in various sizes with stainless steel or brass cable glands.
Terminal Clamp: Suitable for cables with diameters 5.5 to 10.5 mm, available in steel or stainless steel.
Display Program: Includes various process displays with LED and LC displays, some with Ex-approval.

Ordering Information: The document provides detailed ordering codes for different configurations of the LMP 308, including pressure ranges, materials, and output options.

Catalog excerpts

LMP 308 Detachable Stainless Steel Probe Stainless Steel Sensor accuracy according to IEC 60770: standard: 0.35 % FSO option: 0.25 % FSO / 0.1 % FSO Nominal pressure The detachable stainless steel probe LMP 308 is designed for the continuous level measurement of water and low-viscosity fluids. In order to facilitate stock-keeping and maintenance the sensor head is plugged to the cable assembly with a connector and can be changed easily. Output signals 2-wire: 4 ... 20 mA others on request Special characteristics cable and sensor head detachable Water / filtrated sewage high accuracy ground water level measurement good long term stability level measurement in wells and open waters Optional versions rain spillway basin IS-version Ex ia = intrinsically safe for gas and dust level measurement in container SIL 2 (Safety Integrity Level) water recycling customer specific versions mounting accessories e.g. mounting flange and terminal clamp in stainless steel different kinds of cables and elastomers BD SENSORS GmbH BD-Sensors-Straße 1 D - 95199 Thierstein water treatment plants

Open the catalog to page 1

LMP 308 Detachable Stainless Steel Probe Technical Data Input pressure range Nominal pressure gauge [bar] 0.10 Level [mH2O] 1 Overpressure [bar] 0.5 Burst pressure [bar] 1.5 Max. ambient pressure (housing): 40 bar Output signal / Supply Standard Option IS-protection nominal pressure < 0.4 bar: nominal pressure ≥ 0.4 bar: option 1: nominal pressure ≥ 0.4 bar: option 2: for all nominal pressures: Rmax = [(VS – VS min) / 0.02 A] Ω supply: 0.05 % FSO / 10 V ≤ ± 0.1 % FSO / year at reference conditions ≤ 10 msec Permissible load Influence effects Long term stability Response time 1 accuracy according...

Open the catalog to page 2

LMP 308 Detachable Stainless Steel Probe Technical Data Wiring diagram Electrical connection Supply + Supply – Shield 6 cable colours (IEC 60757) WH (white) BN (brown) GNYE (green-yellow) sensor head and cable detached

Open the catalog to page 3

LMP 308 Detachable Stainless Steel Probe Technical Data Accessories cable gland M16x1.5 with seal insert (for cable-∅ 4 ... 11 mm) size b D d2 d4 f k n Technical data Suitable for all probes Flange material stainless steel 1.4404 (316L) Material of cable gland standard: brass, nickel plated on request: stainless steel 1.4305 (303); plastic Seal insert material: TPE (ingress protection IP 68) Hole pattern according to DIN 2507 Weight Ordering type Ordering code DN25 / PN40 with cable gland brass, nickel plated ZMF2540 1.4 kg DN50 / PN40 with cable gland brass, nickel plated ZMF5040 3.2 kg DN80...

Open the catalog to page 4

Housing Diaphragm Output stainless steel 1.4435 (316L) customer Electrical connection PVC-cable (grey, Ø 7.4 mm) PUR-cable (black, Ø 7.4 mm) FEP-cable (black, Ø 7.4 mm) customer Accuracy standard for p N ≥ 0.4 bar 0.35 % FSO standard for p N < 0.4 bar 0.5 % FSO option 1 for pN ≥ 0.4 bar 0.25 % FSO option 2 0.1 % FSO customer Cable length in m Version standard customer stainless steel 1.4404 (316L) customer cable with integrated ventilation tube for atmospheric pressure reference © 2022 BD|SENSORS GmbH - The specifications given in this document represent the state of engineering at the time of...

Open the catalog to page 5

All BD|SENSORS GmbH catalogs and technical brochures

Archived catalogs

BD|SENSORS at a glance
5 Pages