When using the AccessMODBUS Gateway (MODBUS Process Gateway) containing a zenon variable which is no longer available in zenon, the AccessMODBUS gateway shows unexpected behaviour when a modbus master writes a value to any variable which is or was configured in the AccessMODBUS gateway.

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• The zenon runtime shows unexpected behaviour when a high amount of value changes of variables of the Modbus Process Gateway (AccessMODBUS) take place. This is the case when in addition to the value changes also the number of variables which the Modbus Process Gateway contains is very high.

  Summary When the Modbus Process gateway (AccessMODBUS) contains a high amount of variables and the values of these are changing very fast, the zenon runtime behaves unexpectedly. DescriptionWhen the Modbus Process gateway (AccessMODBUS) contains a ...

• Checklist: Process Gateway cannot start

  Time estimate: 30 minutes Please go through all the points in the following checklist. If necessary, confirm with IT Department any information you cannot verify before contacting your local COPA-DATA Representative. Checklist usage: #. [Quick hints] ...

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  Time estimate: 45 minutes Please go through all the points in the following checklist. If necessary, confirm with IT Department any information you cannot verify before contacting your local COPA-DATA Representative. Checklist usage: #. [Quick hints] ...

• AccessModbus: zenon process gateway closes when an invalid modbus request is received

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• Checklist: Process is not responding

  Time estimate: 60 minutes Please go through all the points in the following checklist. If necessary, confirm with IT Department any information you cannot verify before contacting your local COPA-DATA Representative. Checklist usage: #. [Quick hints] ...