Note:
Standard value: MasterTool IEC XE programmer fills it automatically, but allows the user to edit its initial offset. The limit
depends on the CPU supported model (details at CPUs Nexto Series User Manual –MU214605).
Maintenance
Altus recommends that all modules’ connections be checked and that all dust or any kind of dirt at the module’s enclosure be
removed at least every 6 months.
NX5000 offers five important features to assist the user during maintenance: Electronic Tag on Display, One Touch Diag,
Status and diagnostics indicators, web page with complete status and diagnostics list and status and diagnostics mapped to
internal memory.
Electronic Tag on Display and One Touch Diag
Electronic Tag on Display and One Touch Diag are important features that provides for the user the option to check the tag,
description and diagnostics related to a given module directly on the CPU display.
To check the tag and diagnostics of a given module, it’s required only one short press on its diagnostic switch. After pressing
once, CPU will start to scroll tag information and diagnostic information of the module. To access the respective description for
the module, just long press the diagnostic switch of the respective module.
More information about Electronic Tag on Display can be found at Nexto CPU User Manual –MU214605.
Status/Diagnostic Indications
All Nexto slave modules have a display with the following symbols: D, E, 0, 1 and numeral characters. The states of the
symbols D, E, 0, 1 are common for all Nexto series slave modules, these states can be consulted in the table below.
The meaning of the numeral characters can be different for specific modules.
