Ifm – PN7809
Pressure sensor with display; Operating voltage [V] : 18…36 DC; (to SELV/PELV); Min. insulation resistance [MΩ] : 100; (500 V DC); Protection class : III; Reverse polarity protection : yes; Overvoltage protection : yes; (< 40 V); Power-on delay time [s] : 0.3; Integrated watchdog : yes; Total number of outputs : 2; Output signal : switching signal; Electrical design : PNP/NPN; Number of digital outputs : 2; Output function : normally open / normally closed; (parameterisable); Max. voltage drop switching output DC [V] : 2; Permanent current rating of switching output DC [mA] : 250; Switching frequency DC [Hz] : < 170; Short-circuit protection : yes; Type of short-circuit protection : pulsed; Measuring range : -1…1 bar: -1000…1000 mbar: -14.5…14.5 psi: -100…100 kPa; Set point SP : -975…1000 mbar: -14.1…14.5 psi: -97.5…100 kPa; Reset point rP : -980…995 mbar: 14.2…14.4 psi: -98…99.5 kPa; In steps of : 5 mbar: 0.1 psi: 0.5 kPa; Factory setting : SP1 = -500 mbar: rP1 = -540 mbar | SP2 = 500 mbar: rP2 = 460 mbar; Switch point accuracy [% of the span] : < ± 0,5; Repeatability [% of the span] : < ± 0,1; (with temperature fluctuations < 10 K); Characteristics deviation [% of the span] : < ± 0,25 (BFSL) / < ± 0,5 (LS); (BFSL = Best Fit Straight Line; LS = limit value setting); Hysteresis deviation [% of the span] : < ± 0,25; Long-term stability [% of the span] : < ± 0,05; (per 6 months); Temperature coefficient zero point [% of the span / 10 K] : 0,2; (0…60 °C); Temperature coefficient span [% of the span / 10 K] : 0,2; (0…60 °C); Delay time programmable dS, dr [s] : 0; 0,2…50; Parameter setting options : hysteresis / window; normally open / normally closed; diagnostic function; switching logic; switch-on/switch-off delay; Damping; Display unit; Ambient temperature [°C] : -25…85; Storage temperature [°C] : -25…85; Materials : stainless steel (1.4301 / 304); PPS; PC; PBT; PEI; FKM; Materials (wetted parts) : stainless steel (1.4567 / 304Cu); brass; FKM; PPS; silicon (coated); Min. pressure cycles : 50 million; Process connection : threaded connection G 1/8 internal thread; Accessories (optional) : mounting set for DIN rail: TH 35-7,5 / EN60715, E37340 | Adapter: R1/8 – R1/8, E37350 | Thread extension: 1/8", E30075 | push-in air fitting for tube: Ø 6 mm, E30076 | push-in air fitting for tube: Ø 8 mm, E30077; Connector: 1 x M12; Contacts: gold-plated