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ErrorLib — Industrial Fault Code Library

Disclaimer: ErrorLib is an independent technical reference tool. While we aim for accuracy, always verify with the manufacturer’s official service manuals before performing maintenance on industrial equipment. ErrorLib is not affiliated with the brands listed.

16640

Reserved Switch Address Setting (Warning)

ABB · PB610 Panel Builder 600 Programming Software

What does 16640 mean?

A reserved switch address setting has been detected on the SM560-S Safety CPU. This is a warning indicating a configuration that might conflict with system reserved addresses or future functionalities.

Common Causes

  • A reserved switch address has been configured, which is not permitted.
  • Incorrect assignment of switch addresses in the configuration.
  • Conflict with internal system addressing.
  • Attempt to use an address reserved for system functions.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Review the switch address settings for potential conflicts or incorrect values.

  2. 2

    Consult the SM560-S Safety CPU manual for valid address ranges.

Browse all codes in this manual (58)
Verified technical data. Last updated: April 2026

Related Faults

1Safety Destination Address Not Valid (V2 CPU)10Parameter F_SIL Exceeds Specific Application SIL (V2 CPU)11Safety Watchdog Time Zero (V2 CPU)
Source: ABB PB610 Panel Builder 600 Programming Software
Open Manual (Page 458)Search more codes in this manual