MVI69-MNET
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What causes a conditional command to be issued?
A conditional command is useful when the same value does not need to be written to the end device continuously, but rather on change. A conditional write command is scanned based upon its poll rate (like all other commands). The difference is that it will not be execut...
Erfahren Sie mehrWhat are the power requirements for the MVI69 CompactLogix modules?
MVI69 modules require 800ma @ 5 volts and have a Distance Rating of 2 (slots from a power supply) MVI69E modules require 500ma @5 volts and have a Distance Rating of 4MVI69L modules require 450ma @ 5 volts and have a Distance Rating of 4The 24v requirements for all of these MVI ...
Erfahren Sie mehrWhat 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...
Erfahren Sie mehrHow can I configure the module to store and initialize input values on reset or powerup?
You can initialize the input data (ReadData) with cached values from the processor on these In-Chassis modules so that these values do not get reset to 0 during a module reset or powerloss. To do this the parameter labeled "Initialize Input Image" or "Initialize Ou...
Erfahren Sie mehrWhat 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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