Emerson FB1100 Instruction Manual page 62

Emerson FB1100 Flow Computer Instruction Manual
D301752X012
August 2020
Note
Use these cells only in devices where a trained technician is responsible for servicing the cell circuit
and replacing the lithium cells.
Restriction
Battery packs cannot be used with ATEX or IECEx applications.
Keep the replacement battery pack handy during the procedure.
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Remove the retaining clamp from the front end cap (if present). (See
Remove the front end cap.
Loosen the two bottom captive fastening screws on the HMI module. Leave the two top
screws connected to the battery pack.
Grasp the HMI module and gently pull it and the battery pack out of the enclosure, leaving
the battery still connected.
Figure 4-5: Removing the Battery Pack
Connect the new battery to the open connector. Route the wires so they are in the recessed
area. Make sure the wires won't get caught in the end cap threads.
Disconnect the old battery pack's connector from the unit and set the old battery pack aside.
Slide the new battery pack into the unit.
Loosen the top captive fastening screws on the HMI module to separate it from the old
battery pack.
Align the HMI module with the new battery pack and the tab on the CPU carrier board
(bezel). Gently press the new battery pack on, being careful not to pinch the battery wires.
Tighten all four screws.
Replace the end cap. Screw the end cap clockwise (eight full turns) until it is tightly sealed to
the enclosure. Re-attach the retaining clamp, if applicable (see
Section 2.6.1)
Section 2.6.1).
Service and Troubleshooting