Warnings - Omron Sysmac NY Series Hardware User Manual

Warnings

Disassembly and Dropping
Do not attempt to disassemble, repair, or modify the product in any way. Doing so may
result in malfunction or fire.
Installation
Always connect to a ground of 100 Ω or less when installing the product.
Ensure that installation and post-installation checks of the product are performed by per-
sonnel in charge who possess a thorough understanding of the machinery to be instal-
led.
Fail-safe Measures
Provide safety measures in external circuits to ensure safety in the system if an abnor-
mality occurs due to malfunction of the product or due to other external factors affecting
operation. Not doing so may result in serious accidents due to incorrect operation.
Emergency stop circuits, interlock circuit, limit circuits, and similar safety measures must
be provided in external control circuits.
The product will turn OFF all outputs from Output Units in the following cases. The
slaves will operate according to the settings in the slaves.
•
If an error occurs in the power supply
•
If a CPU watchdog timer error or CPU reset occurs
•
If a major fault level Controller error occurs
•
While the product is on standby until RUN mode is entered after the power is turned
ON
•
If a system initialization error occurs
External safety measures must be provided to ensure safe operation of the system in
such cases.
If external power supplies for slaves or other devices are overloaded or short-circuited,
the voltage will drop, outputs will turn OFF, and the system may be unable to read inputs.
Provide external safety measures in controls with monitoring of external power supply
voltage as required so that the system operates safely in such a case.
Unintended behavior may occur when an error occurs in internal memory of the product.
As a countermeasure for such problems, external safety measures must be provided to
ensure safe operation of the system.
NY-series Industrial Box PC Machine Controller Hardware User's Manual (W556)
WARNING
Safety Precautions
17