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Catalogue Pressure Transmitter

46 www.bdsensors.com DMP 333 Technical Data DMP 333 Industrial Pressure Transmitter Technical Data Input pressure range Nominal pressure gauge 1 / abs. [bar] 60 100 160 250 400 600 Overpressure [bar] 210 600 600 1000 1000 1000 Burst pressure ≥ [bar] 420 1000 1000 1250 1250 1250 1 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 Options 3-wire 3-wire: 0 ... 20 mA / VS = 14 ... 30 VDC 0 ... 10 V / VS = 14 ... 30 VDC Performance Accuracy 2 standard: ≤ ± 0.35 % FSO option 1: ≤ ± 0.25 % FSO option 2: ≤ ± 0.1 % FSO Permissible load current 2-wire: Rmax = [(VS – VS min) / 0.02 A] Ω current 3-wire: Rmax = 500 Ω voltage 3-wire: Rmin = 10 kΩ 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 2-wire: ≤ 10 msec 3-wire: ≤ 3 msec 2 accuracy according to IEC 60770 – limit point adjustment (non-linearity, hysteresis, repeatability) Thermal effects (Offset and Span) Tolerance band ≤ ± 0.75 % FSO in compensated range 0 ... 70 °C Permissible temperatures 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 Mechanical stability Vibration 10 g RMS (25 ... 2000 Hz) according to DIN EN 60068-2-6 Shock 100 g / 11 msec according to DIN EN 60068-2-27 Materials Pressure port stainless steel 1.4404 (316 L) Housing stainless steel 1.4404 (316 L) Option compact field housing stainless steel 1.4305 (303), cable gland brass, nickel plated others on request Seals (media wetted) standard: FKM options: EPDM (for PN ≤ 160 bar) NBR others on request Diaphragm stainless steel 1.4435 (316 L) Media wetted parts pressure port, seals, diaphragm Explosion protection (only for 4 ... 20 mA / 2-wire) Approvals DX19-DMP 333 IBExU 10 ATEX 1068 X / IECEx IBE 12.0027X zone 0: II 1G Ex ia IIC T4 Ga zone 20: II 1D Ex ia IIIC T 85°C Da Safety technical maximum values Ui = 28 VDC, Ii = 93 mA, Pi = 660 mW, Ci ≈ 0 nF, Li ≈ 0 µH, the supply connections have an inner capacity of max. 27 nF to the housing Permissible temperatures for environment in zone 0: -20 ... 60 °C with patm 0.8 bar up to 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

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