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Catalogue Level EN_2016-01

22 LMK 358H Stainless Steel Probe Technical Data Input pressure range 1 Nominal pressure gauge [bar] 0.06 0.16 0.4 1 2 5 10 Level [mH2O] 0.6 1.6 4 10 20 50 100 Overpressure [bar] 2 4 6 8 15 25 35 1 On customer request we adjust the devices by software on the required pressure ranges, within the turn-down-possibility (starting at 0.02 bar) Output signal / Supply Standard 2-wire: 4 ... 20 mA / VS = 12 ... 36 VDC with HART communication VS rated = 24 VDC Option IS-protection 2-wire: 4 ... 20 mA / VS = 12 ... 28 VDC with HART communication VS rated = 24 VDC Performance Accuracy 2 PN ≥ 160 mbar TD ≤ 1:5 ≤ ± 0.2 % FSO TD > 1:5 ≤ ± [0.2 + 0.03 x TD] % FSO TDmax = 1:10 PN < 160 mbar ≤ ± [0.2 + 0.1 x TD] % FSO TDmax = 1:3 PN ≥ 1 bar TD ≤ 1:5 ≤ ± 0.1 % FSO TD > 1:5 ≤ ± [0.1 + 0.02 x TD] % FSO TDmax = 1:10 Permissible load Rmax = [(VS – VS min) / 0.02 A] Ω load at HART -communication: Rmin = 250 Ω Long term stability ≤ ± (0.1 x turn-down) % FSO / year at reference conditions Influence effects supply: 0.05 % FSO / 10 V load: 0.05 % FSO / kΩ Turn-on time 850 msec Mean response time 140 msec – without consideration of electronic damping measuring rate 7/sec Max. response time 380 msec Adjustability configuration of following parameters possible (interface / software necessary 3 ) - electronic damping 0 ... 100 sec - offset: 0 ... 80 % FSO - turn-down of span: max. 1:10 2 accuracy according to IEC 60770 – limit point adjustment (non-linearity, hysteresis, repeatability) 3 software, interface, and cable have to be ordered separately (software appropriate for Windows® 95, 98, 2000, NT Version 4.0 or higher, and XP) Thermal effects (Offset and Span) / - permissible temperatures Tolerance band ≤ ± (0.2 x turn-down) % FSO TC, average ± (0.02 x turn-down) % FSO / 10 K in compensated range -20 ... 80 °C Permissible temperatures medium: -25 ... 85 °C electronic / environment: -25 … 85 °C storage: -25 ... 85 °C Electrical protection 4 Short-circuit protection permanent Reverse polarity protection no damage, but also no function Electromagnetic compatibility emission and immunity according to EN 61326 4 additional external overvoltage protection unit in terminal box KL 1 or KL 2 with atmospheric pressure reference available on request Mechanical stability Vibration 4 g (according to: DIN EN 60068-2-6) Electrical connection Cable with sheath material 5 PVC (-5 … 70 °C) grey PUR (-25 … 70 °C) black FEP6 (-25 … 70 °C) black TPE (-25 …85 °C) blue 5 shielded cable with integrated air tube for atmospheric pressure reference 6 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 others on request Diaphragm standard: ceramics Al2O3 96 % option: ceramics Al2O3 99.9 % Protection cap POM Explosion protection Approval DX15A-LMK 358H IBExU 10 ATEX 1186 X zone 0 7 : II 1G Ex ia IIB T4 Ga zone 20: II 1D Ex ia IIIC T85 °C Da Safety technical maximum values Ui = 28 V, Ii = 93 mA, Pi = 660 mW, Ci = 13,2 nF , Li = 0 µH, the supply connections have an inner capacity of max. 27 nF opposite the enclosure Permissible media temperature in zone 0: -20 ... 60 °C with patm 0.8 bar up to 1.1 bar zone 1 or higher: -25 ... 70 °C 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: 1µH/m 7 for optional stainless steel pipe following designation is valid: "II 1G Ex ia IIC T4" (zone 0) LMK 358 H Technical Data www.bdsensors.com Nominal pressure gauge [bar] 0.060.160.412510 Level [mH2O] 0.61.64102050100 Overpressure [bar] 2468152535 zone 07

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