Flow measurement, inline sensor with integrated evaluation electronics, relay output 24 VDC NO, 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, hysteresis flow 0.4...1.9 l/min, hysteresis temp 1...10 °C, temperature monitoring -10...95 °C, on/off delay 0...50 s, 2 relay switching outputs, switching outputs 24 VDC NO, switching points freely adjustable