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SONARtrac

™ Rework Instruction 

RI00007

Rev: 02

 
 

 

Subject: Procedure for Replacement of Foundation 
Fieldbus Board P/N 20924 

Page 3 of 13

 

CiDRA Corporate Services 

50 Barnes Park North 

Wallingford, CT 06492 

Tel. 203-265-0035 

Fax. 203-294-4211 

www.cidra.com 



 

Procedure A

 

The following procedure should be used if the transmitter is installed in a location that is not suitable for 
electronics rework.   

 

Tools Required: 

Qty P/N 

Description 

Recommended 

Tools 

 

Phillips Head Screw Driver, #2 

Qty 

P/N 

Description 

 

Flat Head Screw Driver, 2mm 

 

5 in-lf

f

 torque driver with 3/32-inch hex bit 

 

3/32-inch Allen Hex Wrench 

 

12 in-lf

f

 torque driver with #2 Phillips bit 

 

ESD Wrist Strap 

 

18 in-lf

f

 torque driver with #2 Phillips bit 

 

  

1   25 

in-lf

f

 torque driver with #2 Phillips bit 

Materials: 

Item 

No. 

Qty Part 

No. 

Description 

 

Kit, Foundation Fieldbus Board Assembly 

 

 

 

 

 

 

 

 

 

 

 

Содержание SONARtrac 20924

Страница 1: ...following pages should be used if the transmitter is installed in a location that is not suitable for electronics rework Procedure B on the following pages can be used if the transmitter is installed...

Страница 2: ...0007 Rev 02 Subject Procedure for Replacement of Foundation Fieldbus Board P N 20924 Page 2 of 13 CiDRA Corporate Services 50 Barnes Park North Wallingford CT 06492 Tel 203 265 0035 Fax 203 294 4211 w...

Страница 3: ...installed in a location that is not suitable for electronics rework Tools Required Qty P N Description Recommended Tools 1 Phillips Head Screw Driver 2 Qty P N Description 1 Flat Head Screw Driver 2mm...

Страница 4: ...move 4ea chassis screws Note screws are captive 3 5 Remove ground wire from CTBA 3 6 Remove transmitter chassis from transmitter enclosure OR 3 7 Remove power cables from terminal board 3 8 Remove inp...

Страница 5: ...doffs to chassis screws 5 Stand chassis on the standoffs 6 Remove the lower display chassis screw on each side of the display chassis 7 Loosen upper display chassis screw 1 2 turn on each side of the...

Страница 6: ...1 www cidra com 12 Disconnect ribbon cable jumpers J 3 and J 4 from the Fieldbus Interface Board Assembly FIBA and slide the connectors through the slot on the FIBA 13 Lay the CTBA on the work bench 1...

Страница 7: ...move the Fieldbus Board from connector J5 30 pin connector and J5 B 2 pin connector Figure 5 FBIA Screw Removal 19 Carefully install the new Fieldbus Board as follows 20 Align the J5 and J5 B connecto...

Страница 8: ...stall Cable P N 20931 to J3 second 29 Install J1 and J2 cables 30 Reinstall the CTBA using 5ea 6 32x5 16 screws Tighten screws to recommended torque of 12in lbf 31 Tilt display chassis forward 32 Reco...

Страница 9: ...d in an environment that is suitable for rework of electronic assemblies Tools Required Qty P N Description Recommended Tools 1 Phillips Head Screw Driver 2 Qty P N Description 1 Flat Head Screw Drive...

Страница 10: ...ds to use appropriate ESD personal grounding protection Be sure to retain all hardware for reassembly 1 Remove power from the transmitter using onsite specific lockout tagout safety procedures 2 Open...

Страница 11: ...cidra com 6 Remove the 6ea 6 32x5 8 screws from the Fieldbus Interface Board Assembly FIBA Figure 3 Removing FIBA mounting screws 7 Carefully lower the FIBA down and free from beneath the display ass...

Страница 12: ...h Wallingford CT 06492 Tel 203 265 0035 Fax 203 294 4211 www cidra com 8 Remove the 4ea 4 40x1 4 socket head cap screws from the Fieldbus board Figure 5 Removing Fieldbus board mounting screws 9 Caref...

Страница 13: ...ard 11 Put Loctite 242 on the threads of the 4ea 4 40x1 4 socket head cap screw threads 12 Install the 4ea screws and tighten to recommended torque of 5in lbf 13 Carefully reinstall the FIBA in to loc...

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