Chapter 15 Input/Output instructions
388 Rockwell Automation Publication 2080-RM001D-EN-E - February 2015
KEY_READ_REM status codes
Status code Description
0 Enable Input is False.
1 Key data read successfully.
2 Remote LCD not detected.
May occur when:
• Remote LCD is not physically connected to
the controller (or the wiring is incorrect).
• Serial port settings are other than what is
required for the Remote LCD.
3 Connection Error.
May occur when there is an internal state machine error. (Possibly caused by
an incompatibility between Controller FW version and RLCD FW version.)
4 User Display is not active.
5-65535 Reserved.
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