Datalogic AMT58 Series Manual page 418

AMT58x-PB Profibus®
To close "Preset" procedure set bit 31 of variable 100 back to "0" and
then click the "Command variables" button again.
NOTE
It may occur that data variables having index higher than 127 or data
greater than 4 bytes are not treated properly in STEP7 software.
Should this happen, we recommend "MD" reference operators
(pointers) for encoder position, speed and Preset to be used.
5.4 Set node number via BUS
To access this function, PLC must be able to run the SAP55 service.
To set the node number via BUS, set dip-switches to address 126
(0111 1110 ):
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DIP A:
To set node number, select PLC\PROFIBUS\Assign PROFIBUS
Address... in the SIMATIC Manager window and open the Assign
PROFIBUS Address window.
Choose the current address 126 in the first Current PROFIBUS
Address combo box and then set the new address in the second
New PROFIBUS Address combo box. Press the Apply and OK
buttons to confirm.
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