About the PFXGP4501TMD
PFXGP4501TMD is a Schneider Electric ProFace Display. A system error on the display means that there is a fault in the basic operations of the GP. An illegal address in the screen data is caused by an overlap of addresses. An unsupported tag in the screen data means that the current GP version does not support the list of tags currently in use. When the PLC is not connected, communication with the PLC has stopped for more than 60 seconds, there has been a transmission timeout error, or their is excess noise. When the PLC is not responding, there has been a Reply Timeout Error, or there is excess noise. A receive data error occurs when there is a problem in trying to receive the data, the PLC setup for the data is different from the connected PLC, or there is excess noise.
A GP station number duplication error occurs when the GP number is the same as the station number for another GP, or when the PLC power has been turned on or off in the middle of correspondences. A network address error means that the SIO address setup for the GP is different from the SIO address setup of other GPs. A PLC communication error occurs when the address setup for the tags in use exceeds host side address range. When the screen memory data is corrupt, the checksum of the screen memory data does not match because the screen files are corrupted. The display unit may be operated in OFFLINE mode.