CONDUCTIVE CONDUCTIVITY SENSOR, ANALOG OUTPUT, SCALABLE, SELECTABLE CONDUCTIVITY / TEMPERATURE, ANALOG,DC ,M12 CONNECTOR ,IP 68,IP 69K, (7 DAYS / 3 M WATER DEPTH / 0.3 BAR: IP 68), AMBIENT TEMPERATURE -40...60 °C ,PRESSURE RATING 16 BAR,G 1/2 EXTERNAL