Replacing The Hmi Module; Disconnecting The Cable Between The Cpu Enclosure And The Sensor; Detaching/Re-Attaching The Cpu Enclosure From/To The Battery Compartment; Detaching The Cpu Enclosure From The Battery Compartment - Emerson FB2100 Field Replacement Manual

FB2100/FB2200 Flow Computer CPU Enclosure and Electronics Field Replacement Guide

Replacing the HMI Module

1.
2.

Disconnecting the Cable Between the CPU Enclosure and the Sensor

Disconnect the cable between the CPU enclosure and the sensor module. To do this,
press down on the outer edge of the connection tab, then pull the connectors apart.
Detaching/Re-Attaching the CPU Enclosure from/to the Battery
Compartment
UL Listed CPU Box Field Installed Accessory Kit for Use in Class I, Division 2, Groups A,
B, C, D
 Flow Computer CPU Box Option 1 Field Installed Accessory Kit Part No. 621673-
 Flow Computer CPU Box Option 2 Field Installed Accessory Kit Part No. 621674-
 Flow Computer CPU Box Option 3 Field Installed Accessory Kit Part No. 621675-
 Flow Computer CPU Box Option 4 Field Installed Accessory Kit Part No. 621676-
This procedure applies if you are replacing an entire CPU enclosure with its
electronics. In addition, most field replacements of components inside the CPU
enclosure require you to remove the CPU enclosure from the flow computer
enclosure.

Detaching the CPU Enclosure from the Battery Compartment

1. Remove the HMI module. See Removing the HMI Module on page 6 for details.
To replace the HMI module, line up the printed circuit board (PCB) with the slot
on the back and gently press it back on.
Tighten the four captive fastening screws with a torque value of 4 to 6 in.-lbs. (0.5
to 0.7 N m).
01-0 for use with UL Listed Model Series FB2100 and FB2200.
01-0 for use with UL Listed Model Series FB2100 and FB2200.
01-0 for use with UL Listed Model Series FB2100 and FB2200.
01-0 for use with UL Listed Model Series FB2100 and FB2200.
D301803X012
June 2018
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