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Catalogue Pressure Switch

50 www.bdsensors.com DS 201P Electronic Pressure Switch Technical Data Input pressure ranges Nominal pressure gauge/abs. [bar] 60 100 160 250 400 Overpressure [bar] 100 200 400 400 600 Burst pressure ≥ [bar] 120 250 500 500 650 Contact 1 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-Leiter: contact rating 500 mA, short-circuit resistant Accuracy of contacts2 ≤ ± 0.5 % FSO Repeatability ≤ ± 0.2 % FSO Switching frequency max. 10 Hz Switching cycles > 100 x 106 Delay time 0 ... 100 sec 1 max. 1 contact for 2-wire current signal with plug ISO 4400 as well as 2-wire current signal with Ex-protection no contact possible with 3-wire in combination with plug ISO 4400 2 accuracy according to IEC 60770 – limit point adjustment (non-linearity, hysteresis, repeatability) 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 Ex-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 max. 1:5) 3 permissible load: Rmax = 500 Ω response time: < 0.5 sec 3-wire voltage signal 0 ... 10 V / VS = 15 ... 36 VDC permissible load: Rmin = 10 kΩ response time: < 10 msec without analogue output VS = 15 ... 36 VDC accuracy 2 ≤ ± 0.5 % FSO 3 with turn-down of span the analogue signal is adjusted automatically to the new measuring range Thermal error (offset and span) 4 / Permissible temperatures Thermal error ≤ ± 0.2 % FSO / 10 K in compensated range -20 ... 85°C Permissible temperatures 5 medium: -40 ... 125 °C for filling fluid silicon oil -10 ... 125 °C for filling fluid food compatible oil electronics / environment: -40 ... 85 °C storage: -40 ... 100 °C Permissible temperature medium for cooling element 300°C filling fluid silicon oil overpressure: -40 … 300 °C vacuum: -40 ... 150 °C filling fluid food compatible oil overpressure: -10 ... 250 °C vacuum: -10 ... 150 °C 4 an optional cooling element can influence thermal effects for offset and span depending on installation position and filling conditions 5 max. temperature of the medium for overpressure > 0 bar: 150 °C for 60 minutes with a max. environmental temperature of 50 ° 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 5 g RMS (25 ... 2000 Hz) according to DIN EN 60068-2-6 Shock 100 g / 11 msec according to DIN EN 60068-2-27 Filling fluids Standard silicon oil Optional food compatible oil with FDA approval (Mobil DTE FM 32; Category Code: H1; NSF Registration No.: 130662) others on request Materials Pressure port stainless steel 1.4404 (316 L) Housing stainless steel 1.4404 (316 L) Display housing PA 6.6, Polycarbonate Seals standard: FKM (for media temperature ≤ 200 °C) option: FFKM 6 (for media temperature > 200 °C) others on request Diaphragm stainless steel 1.4435 Media wetted parts pressure port, seals, diaphragm 6 for pressure ranges PN ≤ 100 bar DS 201P Technical Data

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