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Catalogue Pressure Transmitter

77 www.bdsensors.com DMP 457 Shipbuilding and Offshore Technical Data pressure and level Input pressure range 1 Nominal pressure gauge [bar] -1 ... 0 0.10 0.16 0.25 0.40 0.60 1 1.6 2.5 4 6 Nominal pressure abs. [bar] - 0.10 0.16 0.25 0.40 0.60 1 1.6 2.5 4 6 Level gauge / abs. [mH2O] - 1 1.6 2.5 4 6 10 16 25 40 60 Overpressure [bar] 5 0.5 1 1 2 5 5 10 10 20 40 Burst pressure ≥ [bar] 7.5 1.5 1.5 1.5 3 7.5 7.5 15 15 25 50 Nominal pressure gauge [bar] 10 16 25 40 60 100 160 250 400 600 Nominal pressure abs. [bar] 10 16 25 40 60 100 160 250 400 600 Level gauge / abs. [mH2O] 100 160 250 400 - - - - - - Overpressure [bar] 40 80 80 105 210 600 600 1000 1000 1000 Burst pressure > [bar] 50 120 120 210 420 1000 1000 1250 - - Vacuum resistance PN ≥ 1 bar: unlimited vacuum resistance PN < 1 bar: on request 1 from 60 bar: measurement starts with ambient pressure Output signal / Supply Standard 2-wire: 4 ... 20 mA / VS = 8 ... 32 VDC Option IS-protection 2-wire: 4 ... 20 mA / VS = 10 ... 28 VDC Performance Accuracy 2 Standard: Nominal pressure < 0.4 bar: ≤ ± 0.5 % FSO Nominal pressure ≥ 0.4 bar: ≤ ± 0.35 % 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 by reference conditions Response time < 10 msec 2 accuracy according to IEC 60770 – limit point adjustment (non-linearity, hysteresis, repeatability) Thermal effects (Offset and Span) / Permissible temperatures Nominal pressure PN [bar] -1 ... 0 < 0.4 ≥ 0.40 Tolerance band [% FSO] ≤ ± 0.75 ≤ ± 1 ≤ ± 0.75 in compensated range [°C] -20 ... 85 0 ... 70 -20 ... 85 Permissible temperatures medium: -40 ... 125°C electronics / environment: -40 ... 85°C storage: -40 ... 100°C Electrical protection Short-circuit protection permanent Reverse polarity protection no damage, but also no function Electromagnetic compatibility emission and immunity according to - EN 61326 - Germanischer Lloyd (GL) - Det Norske Veritas (DNV) Mechanical stability Vibration 4 g (according to GL: curve 2 / according to DNV: Class B / basis: IEC 60068-2-6) Materials Pressure port stainless steel 1.4404 (316L) Housing standard: stainless steel 1.4404 (316L) option field housing: stainless steel 1.4404 (316L), with cable gland Cable sheath for cable outlet for submersible version permissible temperatures PVC - cable PUR - cable - PUR - probe cable FEP - probe cable TPE - probe cable -5 … 70 °C -25 … 70 °C -25 … 70 °C -25 … 125 °C Seals (media wetted) standard: FKM option: NBR, welded version³ others on request Diaphragm stainless steel 1.4435 (316L) Media wetted parts pressure port, seals, diaphragm 3 welded version only with pressure ports according to EN 837; possible for nominal pressure ranges PN ≤ 40 bar IS-protection Approvals DX 19-DMP 457 IBExU 10 ATEX 1068 X / IECEx IBE 12.0027X zone 0: II 1G Ex ia IIB T4 Ga zone 20: II 1D Ex ia IIIC T 85°C Da Safety technical maximum values Ui = 28 V, Ii = 93 mA, Pi = 660 mW, Ci = 105 nF, Li = 5 µH, the supply connections have an inner capacity of max. 140 nF to the housing Permissible temperatures for environment in zone 0: -20 ... 60 °C bei patm 0.8 bar bis 1.1 bar in zone 1 or higher: -20 ... 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 DMP 457 Technical Data This document contains product specifications; properties are not guaranteed. Subject to change without notice.

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