1. Function The radar flow detector FlowJam A indicates the flow of bulk materials which moves through the detection range at a minimal required speed of 0.1 m/s. The detection is executed by evaluating the Doppler’ s effect, thus independent of the flow direction.
The manufacturer reserves the right to adapt technical data to the technical progress without particular • advance notice. If you have any questions, envea™ SWR engineering Messtechnik GmbH will be pleased to inform you on possible changes and extensions of the operating instructions.
3. Mounting and installation 3.1 Basic remarks Be careful to mount the sensor in an absolutely vibration-free area and that no parts within the detection range are moving, because this might be detected as a material flow. 3.2 Installation of the sensor in general The installation of the sensor depends on the conditions of the site.
4. Electrical connection A maximum length of 300 m cable between sensor and transmitter should not be exceeded. − Power supply 0 VDC Power supply 24 VDC Relay NC Relay COM Relay Relay NO Sensor power suppy GND Sensor power suppy + 12 V Fig.
5. Commissioning All operational controls required for the alignment are shown in fig. 11. Control elements: • LED 1: Signal strength • LED 2: Material flow • S1: Switching between working current / closed current • S2: Coarse adjustment of sensitivity •...
Adjustment of sensitivity Hereto use switch S2, potentiometer P1 and potentiometer P2. The control elements are in the following positions at the delivery (this basis is crucial for the commissioning): P1 (fine adjustment of sensitivity): at the left lay, thus insensitive •...
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