Emerson FB2200 Flow Computer Instruction Manual
D301784X012
March 2019
106 Service and Troubleshooting
Figure 5-20. Coin Cell Battery Removal/Replacement
4.
Insert the new coin cell battery in the slot. The negative side (shiny side with no writing on it)
must be facing outwards (towards where the CPU enclosure cover would be).
When inserting the SRAM coin cell battery, push the battery gently into its slot until it
stops. The battery should slide in easily. Do not use excessive force.
5.
Reattach the cover of the CPU enclosure.
6.
Close the enclosure.
5.7 Upgrading System Firmware
Periodically Emerson releases new system firmware for the flow computer to introduce new
features or update system functions.
You must know a valid username/password combination for the flow computer to complete this
process.
EXPLOSION HAZARD: Ensure the area in which you perform this operation is non-hazardous.
Performing this operation in a hazardous area could result in an explosion.
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