DOCA0036EN-14

Modbus Statistics

Modbus statistics are available for your device.
Parameter Description
RS485
Messages Received A counter that increments each time a message is received.
Messages Transmitted A counter that increments each time a message is sent.
Message Timeouts A counter that increments each time a request message is sent without receiving a corresponding response message within the allowed time. Timeouts are typically the result of configuration errors or a non-responsive device.
CRC Errors A counter that increments each time a frame is received that has a checksum/CRC that does not match what is calculated.
Protocol Errors A counter that increments each time an ill-formed message is received.
Exceptions Received A counter that increments each time an exception is received.
Device Details A detailed table providing statistics per device. Click the link to open the table in a new window.
TCP/IP Server
Messages Received A counter that increments each time a message is received.
Messages Transmitted A counter that increments each time a message is sent.
Protocol Errors A counter that increments each time an ill-formed message is received.
Active Connections A status value that represents the number of connections (internal and external) that are active at the moment the diagnostics page is refreshed. Click the link to open a dialog box with a list of all of the active external client connections.
Accumulated Connections

A counter that increments each time a connection (internal or external) is made to the Com’X.

Maximum Connections A status value that represents the maximum number of connections that have been made since power up.
TCP/IP Client
Messages Received A counter that increments each time a message is received.
Messages Transmitted A counter that increments each time a message is sent.
Message Timeouts A counter that increments each time a request message is sent without receiving a corresponding response message within the allowed time. Timeouts are typically the result of configuration errors or a non-responsive device.
Connection Timeouts A counter that increments each time the device times out on a connection request.
Protocol Errors A counter that increments each time an ill-formed message is received.
Exceptions Received A counter that increments each time an exception is received.
Device Details A detailed table providing statistics per device. Click the link to open the table in a new window.
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