Repeatable Reject Error; Compressed Air Error; Error Flags 14/15; Line Plc Communication - Emerson CT2211 User Manual

User Manual
QCL-MAN -CT2211-Aerosol-Leak-Detection-System-Rev F
5.2.13

Repeatable reject error

The repeatable reject error reports when the number of rejects per hundred canisters
exceeds a configurable threshold. This threshold is set on the Rejector screen and can
be saved to the configuration file. This error may be used as an indication of a
production fault.
5.2.14

Compressed air error

The compressed air error reports when insufficient pressure on the
Venturi/reject/purge air is detected. Insufficient air pressure results in decreased
performance of the CT2211 aerosol leak detection system.
5.2.15

Error flags 14/15

These error flags are currently unassigned.
5.3

Line PLC communication

The aerosol leak detection system communicates to the line PLC via digital IO lines.
The input and output lines to the control system are 24 VDC. The connections from
the control system to the line PLC are made inside the console as shown below:
Figure 5-11 PLC connections
Operation
Operation
October 2015
PLC
connections
27