linearity error relative < 0,3 % type rectangular interface analog and RS 485 type measuring mode: edges, center, width front (optics) glass resolution < 0,35 mm reverse polarity protection yes, Vs to GND measuring field size 350 mm smallest object recognizable 4 mm baud rate 19200, adjustable output function Out 1 / Out 2 operating temperature 0 ... +55 °C output signal 4 ... 20 mA measuring frequency 500 Hz manufacter SKU ZADM 023H351.0012 measuring distance (to object) 500 mm protection class IP 67 wave length 880 nm light source pulsed infrared diode adjustment Teach-in output current < 100 mA response time < 2 ms voltage supply range +Vs 15 ... 28 VDC housing material die-cast zinc width / diameter 23 mm connection types connector M12 8 pin, rotatable switching output NPN current consumption max. (no load) 150 mA