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ITABAR Flow Sensor  Type  

IBF 

 Operating 

Manual 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Fig. 2:  Vertical pipe run 

 
The flow direction is indicated in each case by the 
arrow on the sensor head. 

 

5.2  Vertical Pipe Arrangement 

The ITABAR sensor for flow measurement of 
liquids and gases can be installed in vertical pipe 
runs at any location, however, the instrument 
connections have to be located in the same 
horizontal plain (see figure 3). 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Fig. 3:  Installation for vertical pipe run for liquids 

or gases 

 

5.3  Horizontal Pipe Arrangement 

Liquids: 

For flow measurements of liquids, the ITABAR 
sensor must be installed in the lower half of the pipe 
circumference; the connections to the instruments 
have to be located below the pipe axis. This way, 
gas or air bubbles which may have found their way 
into the connections or the instruments will return 
into the flowing liquid. (see figure 4) 
 
 
 
 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Fig. 

4:  Installation in horizontal pipe runs for 

liquids 

 

Gases: 

For flow measurements of gases, the ITABAR 
sensor must be installed in the upper portion of the 
pipe diameter. This will prevent moisture or 
condensation from entering the instrument 
connections and altering the measurement. (see 
figure 5) 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Fig. 5:  Installation in horizontal pipe runs for gases 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

5.4 Misalignment 

Summary of Contents for Itabar IBF

Page 1: ...Installation of the ITABAR Sensor 6 7 Installation of the Attachments and the Dp transmitter 8 8 Measurement Start Up 9 9 Preventive Maintenance 9 10 Trouble Shooting 9 INTRA AUTOMATION GmbH Me und R...

Page 2: ...ns ITABAR Flow sensors type IBF can be used under the following conditions Operating pressure max 320 bar Operating temperature 50 C to 1000 C Nominal Pipe Diameters DN 40 to DN 12000 The sensor mater...

Page 3: ...low measurements of liquids the ITABAR sensor must be installed in the lower half of the pipe circumference the connections to the instruments have to be located below the pipe axis This way gas or ai...

Page 4: ...hysical principles Its design incorporates no moving parts which are subject to wear Fig 6 The sensor is not affected by being slightly out of alignment The influence on the accuracy of the measuremen...

Page 5: ...ion of the most advantageous installation location As a general rule regulating valves throttle valves and gate type valves should be installed behind the sensor NOTE If the recommended straight pipe...

Page 6: ...flow direction Tighten the bolts and nuts Note On flanges with eight bolt holes the welding stud must be welded on so that the bolt holes in the flange form an angle of 22 5 with the pipe axis see Fi...

Page 7: ...m diameter into the pipe The subsequent Stepps correspond to the installation of the ITABAR sensor type IBF 21 Oberserve the H dimension during the welding see also Fig 9 6 7 Installation of Type IBF...

Page 8: ...pressure transmitter should always be installed above the ITABAR sensor in order to avoid measurement degradation due to condensation and presence of solid particles see Fig 14 Fig 14 7 3 ITABAR senso...

Page 9: ...ng errors occur they may possibly be corrected quite easily error No differential pressure indication Correction Check whether all instrument valves to the p transmitter are opened Check the alignment...

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