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4
1 Preliminary note
Technical data, approvals, accessories and further information at www.ifm.com.
This document applies to devices of the type
"Fail-safe SmartPLC with Ethernet/IP slave interface" (art. no.: AC422S).
It is part of the device and contains information about the correct handling of the
product.
This document is intended for qualified electricians. These specialists are people
who are qualified by their training and their experience to see and to avoid
possible hazards that may be caused during operation of the device. Installation
and set-up must be carried out by staff qualified in functional safety.
► Read this document before using the device.
► Keep this document during the service life of the device.
1.1 Symbols used
►
Instructions
>
Reaction, result
[…]
Designation of keys, buttons or indications
→
Cross-reference
Important note
Non-compliance may result in malfunction or interference.
Information
Supplementary note
2 Safety instructions
2.1 General
► Observe these operating instructions.
► Adhere to the warning notes on the product.
• In case of non-observance of notes or standards, especially when tampering
with and/or modifying the unit, any liability and warranty is excluded.
• The safe operation of the device is only ensured when the specified
requirements are complied with.
• The applicable technical standards for the corresponding application must be
complied with.
• For installation the requirements according to EN 60204 must be observed.