Communication Error Codes
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Introduction
In order to diagnose RTU communication, error codes are available in RTU diagnostic Web page.
Error Codes
The table below describes the RTU protocols communication error codes:
Value
Definition
00000001 hex
Total count of data points in all channels exceeds 5000.
00000002 hex
Total count of data points' event in one protocol exceeds 100,000.
00000004 hex
The accessed register (M%, %S, MW%, %SW) address exceeds CPU register's range.
00000008 hex
The size of unlocated variable / array exceeds 1000 bytes.
00010000 hex
Unlocated variable is not defined in CPU.
00020000 hex
Time zone collision between NTP and RTU.
01000000 hex
Data base of RTU protocol is not initialized successfully.