Turck FTCI-N3/4D19A4P-2ARX-H1160 Flow Sensor – Inline Sensor with Integrated Processor, Relay Output 24 VDC NO, Compact inline flow sensor, Calorimetric principle, Monitoring of flow rate, Monitoring of the medium temperature, For water/glycol mix, Parametrized via button, Protected by software code, 2 relay switching outputs, Switching outputs 24 VDC NO, Switchpoints freely adjustable, Operating range 10…100 l/min