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Catalogue Pressure Switch

36 www.bdsensors.com DS 214 Electronic Pressure Switch Technical Data Input pressure range Nominal pressure gauge [bar] 600 1 1000 1600 2000 2200 Overpressure [bar] 800 1400 2200 2800 2800 1 only available with pressure port G1/2“ EN 837 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) 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: ≤ ± 0.35 % 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 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 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: ≤ ± 0.35 %FSO IEC 60770 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) Thermal error [% FSO] ≤ ± 0.25 / 10 K in compensated range [°C] -20 ... 85 Permissible temperatures Permissible temperatures medium: -40 ... 140 °C electronics / environment: -25 ... 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) Shock 100 g / 11 msec Materials Pressure port stainless steel 1.4542 (17-4 PH) Housing stainless steel 1.4404 (316 L) Display housing PA 6.6, polycarbonate Seals (media wetted) none (welded version) Diaphragm stainless steel 1.4542 (17-4 PH) Media wetted parts pressure port, diaphragm Miscellaneous Display 4-digit, red 7-segment-LED display, digit height 7 mm, range of indication -1999 ... +9999; accuracy 0.1 % ± 1 digit; digital damping 0.3 … 30 sec (programmable); measured value update 0.0 … 10 sec (programmable) Current consumption (without contacts) 2-wire signal output current: max. 25 mA 3-wire signal output current: approx. 45 mA 3-wire signal output voltage: approx. 7 mA + signal current Ingress protection IP 65 Installation position any Weight min. 200 g (depending on mechanical connection) Operational life > 100 x 106 cycles CE-conformity EMC Directive: 2004/108/EC Pressure Equipment Directive: 97/23/EC (module A) DS 214 Technical Data

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