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Proline Promass 83E/F/O Modbus RS485 Operating Instructions

Proline Promass 83E/F/O Modbus RS485 Operating Instructions

Proline Promass 83E/F/O Modbus RS485 Operating Instructions

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Installation<strong>Proline</strong> <strong>Promass</strong> 83 <strong>Modbus</strong> <strong>RS485</strong>3.2.3 OrientationMake sure that the direction of the arrow on the nameplate of the sensor matches the direction offlow direction in which the fluid flows through the pipe.Orientation <strong>Promass</strong> AVerticalRecommended orientation with direction of flow upwards. When fluid is not flowing, entrainedsolids will sink down and gases will rise away from the measuring tube. The measuring tubes canbe completely drained and protected against solids build-up.HorizontalWhen installation is correct the transmitter housing is above or below the pipe. This means that nogas bubbles or solids deposits can form in the bent measuring tube (single-tube system)."Caution!Special installation instructions for <strong>Promass</strong> ARisk of measuring pipe fracture if sensor installed incorrectly!The sensor may not be installed in a pipe as a freely suspended sensor:• Using the base plate, mount the sensor directly on the floor, the wall or the ceiling.• Support the sensor on a firmly mounted support base (e.g. angle bracket).A0018978VerticalWe recommend two installation versions when mounting vertically:• Mounted directly on a wall using the base plate• Measuring device supported on an angle bracket mounted on the wall4 x10 mmA0018980HorizontalWe recommend the following installation version when mounting horizontally:• Measuring device standing on a firm support baseA0018979Page 16 • MN0M030Issue/Rev. 0.2 (12/12)

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