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When should I use an MVI56E-MNETCR?

This multi-client Modbus TCP In-Chassis module has been designed for ControlLogix applications where the MVI56E-MNETCR is in a remote rack from the ControlLogix processor, and is linked to the processor chassis via ControlNet. This firmware has been designed with a smaller block ...

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What does a -36 modbus error code indicate?

A negative thirty six (-36) error code is generated when we have successfully connected to a device and issued the device a Modbus request, but it has not responded to the request within the defined response time out period. This is akin to calling some one on the phone, having s...

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What is Enron-Daniels mode?

In some of our older Modbus products we had/have a feature called float flag. This feature, which has been renamed to Enron-Daniels mode in most of our newer Modbus products to avoid the misconception that this mode was necessary for accessing floating point values in non-Enron o...

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