Emerson ROSEMOUNT Analytical IMPS 4000 Instruction Manual page 38

4000 IMPS
Figure 5-2. PLC Connections
5-4
7. Tag the three connectors connected to the I/O modules. To remove
each connector, squeeze together the top and bottom connector tabs
and pull the connector from the I/O module.
8. Remove PLC (25, Figure 5-1) from inner enclosure (64) by removing
four screws (27) and washers (26).
9. Mount new PLC (25) to inner enclosure (64) using four washers (26)
and screws (27).
10. Refer to Figure 5-2. Carefully install the connectors in the I/O modules.
While squeezing the top and bottom tabs together on the connector,
align the connector to the I/O module edge connector. Firmly press the
connector into place until it seats in the I/O module and the tabs click
into place. Verify that you are installing the connectors in the same
location as removed in step 7.
11. Install the operator interface jack in PORT 2 on the CPU.
12. Install the wires to the PLC power supply terminal block.
13. Install the plastic protective cover in the grooves over the power supply
terminals.
14. Raise and secure flow panel (32, Figure 5-1) with two captive screws.
Close outer cover (17).
Instruction Manual
IM-106-400 IMPS, Rev. 2.0
February 2009