Flow measurement, inline sensor with integrated evaluation electronics, operating voltage 21.6.26.4 VDC, inline sensor, compact inline flow sensor, calorimetric operating principle, monitoring of the flow rate, monitoring of the media temperature, for water and glycol mixtures, parameterization via push button, protected by software code, DC 4-wire, 21.6...26.4 VDC, normally closed/normally closed prog., PNP output, 4...20 mA analog output, analog output provides a current proportional to the flow in the entire working range, plug device, M12 x 1