Installation, Prevent electrostatic discharge, Set the switches – Rockwell Automation 56AMXN/B ControlLogix AutoMax Comm Module User Manual
Page 10: Installation 10
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10
AutoMax DCSNet /RE RIO Module
Publication number 56AMXN-UM002A-EN-P November 2002
Installation
Prevent Electrostatic Discharge
The module is sensitive to electrostatic discharge.
ATTENTION: Electrostatic discharge can damage integrated circuits
or semiconductors if you touch backplane connector pins. Follow these
guidelines when you handle the module:
• Touch a grounded object to discharge static potential
• Wear an approved wrist-strap grounding device
• Do not touch the backplane connector or connector pins
• Do not touch circuit components inside the module
• If available, use a static-safe work station
• When not in use, keep the module in its static-shield packaging
Set the Switches
The module’s mode of operation depends on the settings of the rotary
switches at the top of the module. Before you install the module in the
rack, set the switches as shown in the table.
Drop
MSD
Drop
LSD
Depth
MSD
Depth
LSD
AutoMax Network Operation
0 0 0 0
DCS
Master
X
X
Y
Y
DCS Slave Drop XX (1-55), Depth
YY (1-55)
0 0 0 1
RIO
Master
Table 1 56AMXN Switch Settings
Any other settings are invalid and result in the module going into
“Thumbwheel test” mode. In thumbwheel test mode, the display shows
the current switch settings. It doesn’t go out of thumbwheel test mode
until you turn off the power and set the switches to valid numbers.
In thumbwheel test mode, the 56AMXN initially displays “Thumb Test
Mode” on the 4-character display, displays the switch settings for 5
seconds, then resumes displaying “Thumb Test Mode”
For DCS slave operation, if the drop number and drop depth are
individually valid but the combination results in invalid drop numbers
(for example, drop number 55, drop depth 2), the module displays an