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SITRANS FX330
7.1 Replacing signal converter / LC display
The signal converter has to be replaced by a converter of the same type. The item number 7
must match: 40021445xx
Figure 7-1: Connect transmitter module
1 Connector for LC display
2 Service connector
3 SIL connector
4 Display brackets
5 Connection to the flow sensor
6 Fixing screw
7 Item number
The following steps are to be performed:
• Switch off the power supply.
• Unscrew the front cover with the key.
• Use the handle to pull out the display by plugging into the brackets 4 and gently pulling it out.
• Detach the flow sensor connection 5.
• Loosen the two fixing screws 6.
• Pull out signal converter.
• Insert new signal converter.
• Tighten the two screws 6.
• Attach the flow sensor cable 5.
• Attach display 1 in desired position, apply even pressure to the entire surface.
• Screw on cover by hand.
05/2019 - A5E36751269-AE
www.siemens.com/flow
SERVICE
7
97
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