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Catalogue Level EN_2016-01

26 www.bdsensors.com LMP 305 Technical Data LMP 305 Stainless Steel Probe Technical Data Input pressure range Nominal pressure gauge [bar] 0.1 0.16 0.25 0.4 0.6 1 1.6 2.5 4 6 10 16 25 Level [mH2O] 1 1.6 2.5 4 6 10 16 25 40 60 100 160 250 Overpressure [bar] 1 1 1 1 3 3 6 6 20 20 60 60 100 Output signal / Supply Standard 2-wire: 4 ... 20 mA / VS = 12 ... 36 VDC Performance Accuracy standard: nominal pressure > 0.4 bar: ≤ ± 0.35 % FSO nominal pressure ≤ 0.4 bar: ≤ ± 0.50 % FSO option: nominal pressure > 0.4 bar: ≤ ± 0.25 % FSO Permissible load Rmax = [(VS – VS min) / 0,02 A] Ω Influence effects supply: 0.05 % FSO / 10 V load: 0.05 % FSO / kΩ Long term stability ≤ ± 0.1 % FSO / year at reference conditions Response time < 10 msec 1 accuracy according to IEC 60770 – limit point adjustment (non-linearity, hysteresis, repeatability) Thermal effects (Offset and Span) Nominal pressure PN [bar] ≤ 0.1 ≤ 0.25 ≤ 0.4 ≤ 1 > 1 Tolerance band [% FSO] ≤ ± 2 ≤ ± 1.5 ≤ ± 1 ≤ ± 1 ≤ ± 0.75 TC, average [% FSO / 10 K] ± 0.3 ± 0.2 ± 0.14 ± 0.1 ± 0.07 in compensated range [°C] 0 ... 50 0 ... 70 Permissible temperatures Permissible temperatures medium: -10 ... 70 °C storage: -25 ... 70 °C Electrical protection 2 Short-circuit protection permanent Reverse polarity protection no damage, but also no function Electromagnetic compatibility emission and immunity according to EN 61326 2 additional external overvoltage protection unit in terminal box KL 1 or KL 2 with atmospheric pressure reference available on request Electrical connection Cable with sheath material 3 PVC (-5 … 70 °C) grey PUR (-10 … 70 °C) black FEP4 (-10 … 70 °C) black others on request 3 cable with integrated air tube for atmospheric pressure reference 4 do not use freely suspended probes with an FEP cable if effects due to highly charging processes are expected Materials (media wetted) Housing stainless steel 1.4404 (316L) Seals FKM / EPDM Diaphragm stainless steel 1.4435 (316L) Protection cap POM Cable sheath PVC / PUR / FEP Miscellaneous Connecting cables (by factory) cable capacitance: signal line/shield also signal line/signal line: 160 pF/m cable inductance: signal line/shield also signal line/signal line: 1 µH/m Current consumption signal output current: max. 25 mA Weight approx. 100 g (without cable) Ingress protection IP 68 CE-conformity EMC Directive: 2004/108/EC Wiring diagram 2-wire-system (current) supply – VS p I A supply + Nominal pressure gauge [bar] 0.10.160.250.40.611.62.546101625 Level [mH2O] 11.62.5461016254060100160250 Overpressure [bar] 1111336620206060100 in compensated range [°C] 0 ... 500 ... 70

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