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Category Articles 
What are the power requirements for the MVI69 CompactLogix modules?
Viewed 1 times since Tue, Nov 28, 2006
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 4 MVI69L modules require 450ma @ 5 volts and have a Distance Rating of 4 The 24v... Read More
What causes a conditional command to be issued?
Viewed 1 times since Tue, Nov 28, 2006
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... Read More
Where are the on-board jumper positions defined for my MVI module?
Viewed 1 times since Tue, Nov 28, 2006
On bottom of the circuit board for any MVI products, you' ll find three jumper banks: COM1, COM2, and Setup. Each jumper position is labeled 232, 422 and 485. Read More
Which of your products support RS-485 serial protocols?
Viewed 1 times since Wed, Feb 6, 2008
Almost all ProSoft solutions for serial based protocols support RS-232C, RS-485 and RS-422 electrical interface types, but equally important is the 'language' or application layer protocol needed for your application. ProSoft... Read More
Connecting RS232/Channel 0 port on my V17 or V18 Logix processor to connect to my ProSoft device halts communications..
Viewed 1 times since Wed, Aug 4, 2010
This is a known issue with Allen Bradley and AB Technote #67950 has been created. "There is an anomaly with all Logix processors in V17 and V18 in which the serial port UART may... Read More
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