Emerson Rosemount 2088 Reference Manual page 78

Reference Manual
00809-0100-4108, Rev BA
Note
The electronics board is electrostatically sensitive; observe handling precautions for
static-sensitive components
3.
Note
If an LCD display/LOI is installed, use caution as there is an electronic pin connector that
interfaces between the LCD display/LOI and electronics board.
6.4.4 Removing sensor module from the electronics housing
1.
Important
To prevent damage to the sensor module ribbon cable, disconnect it from the electronics board
before you remove the sensor module from the electrical housing.
2.
Note
Do not remove the housing until after you tuck the cable connector completely inside of the
internal black cap. The black cap protects the ribbon cable from damage that can occur when
you rotate the housing.
3.
4.
6.5 Reassembly procedures
1.
2.
3.
4.
Troubleshooting
See "Safety messages" on page 63
Using the two captive screws, slowly pull the electronics board out of the housing. The
sensor module ribbon cable holds the electronics board to the housing. Disengage the
ribbon cable by pushing the connector release.
Remove the electronics board. Refer to
Carefully tuck the cable connector completely inside of the internal black cap.
Using a 5 / -inch hex wrench, loosen the housing rotation setscrew one full turn.
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Unscrew the module from the housing, making sure the black cap on the sensor
module and sensor cable do not catch on the housing.
Inspect all cover and housing (non-process wetted) O-rings and replace if necessary.
Lightly grease with silicone lubricant to ensure a good seal.
Carefully tuck the cable connector completely inside the internal black cap. To do so,
turn the black cap and cable counterclockwise one rotation to tighten the cable.
Lower the electronics housing onto the module. Guide the internal black cap and cable
on the sensor module through the housing and into the external black cap.
Turn the module clockwise into the housing.
Section 6: Troubleshooting
for complete warning
"Removing the electronics board" on page
March 2014
68.
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