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Catalogue Pressure Switch

16 www.bdsensors.com DS 200 Electronic Pressure Switch Technical Data Nominal pressure gauge 1 / abs. [bar] 10 16 25 40 60 100 160 250 400 600 Level gauge 1 [mH2O] 100 160 250 400 600 - - - - - Overpressure [bar] 40 80 80 105 210 210 600 1000 1000 1000 Burst pressure ≥ [bar] 50 120 120 210 420 420 1000 1250 1250 1250 Vacuum resistance PN ≥ 1 bar: unlimited vacuum resistance; PN < 1 bar: on request 1 from 60 bar: measurement starts with ambient pressure Contact 2 Standard 1 PNP contact Options 2 independent PNP contacts 4 independent PNP contacts (possible with M12x1, 8-pin for 4 ... 20 mA/3-wire; 0 ... 10 V/3-wire on request) Max. switching current 4 ... 20 mA / 2- and 3-wire: contact rating 125 mA, short-circuit resistant; Vswitch = VS − 2V 0 ... 10 V / 3-wire: contact rating 500 mA, short-circuit resistant Accuracy of contacts 3 standard: PN < 0.4 bar: ≤ ± 0.5 % FSO PN ≥ 0.4 bar: ≤ ± 0.35 % FSO option: PN ≥ 0.4 bar: ≤ ± 0.25 % FSO Repeatability ≤ ± 0.1 % FSO Switching frequency max. 10 Hz Switching cycles > 100 x 106 Delay time 0 ... 100 sec 2 max. 1 contact for 2-wire current signal with plug ISO 4400 as well as 2-wire current signal with IS-protection no contact possible with 3-wire in combination with plug ISO 4400 Analogue output (optionally) / Supply 2-wire current signal 4 ... 20 mA / VS = 13 ... 36 VDC permissible load: Rmax = [(VS – VS min) / 0.02 A] Ω response time: < 10 msec 2-wire current signal with IS-protection 4 ... 20 mA / VS = 13 ... 28 VDC permissible load: Rmax = [(VS – VS min) / 0.02 A] Ω response time: < 10 msec 3-wire current signal 4 ... 20 mA / VS = 19 ... 30 VDC adjustable (turn-down of span 1:5) 4 permissible load: Rmax = 500 Ω response time: < 3 sec 3-wire voltage signal 0 … 10 V / VS = 15 ... 36 VDC permissible load: Rmin = 10 kΩ response time: < 3 msec without analogue output VS = 15 ... 36 VDC Accuracy 3 standard: PN < 0.4 bar: ≤ ± 0.5 % FSO; PN ≥ 0.4 bar: ≤ ± 0.35 %FSO option: PN ≥ 0.4 bar: ≤ ± 0.25 % FSO 3 accuracy according to IEC 60770 – limit point adjustment (non-linearity, hysteresis, repeatability) 4 with turn-down of span the analogue signal is adjusted automatically to the new measuring range Thermal effects (Offset and Span) Nominal pressure PN [bar] -1 … 0 < 0.40 ≥ 0.40 Tolerance band [% FSO] ≤ ± 0.75 ≤ ± 1 ≤ ± 0.75 in compensated range [°C] -20 ... 85 0 ... 70 -20 … 85 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 500 g / 1 msec according to DIN EN 60068-2-27 Materials Pressure port stainless steel 1.4404 (316 L) Housing stainless steel 1.4404 (316 L) Display housing PA 6.6, polycarbonate Seals (media wetted) standard: FKM option: NBR; welded version 5 others on request Diaphragm stainless steel 1.4435 (316 L) Media wetted parts pressure port, seals, diaphragm 5 welded version only for pressure ports according to EN 837; possible for nominal pressure ranges PN ≤ 40 bar Input pressure range Nominal pressure gauge 1 / abs. [bar] -1…0 0.10 0.16 0.25 0.40 0.60 1 1.6 2.5 4 6 Level gauge 1 [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 DS 200 Technical Data

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