Cautions - Omron SYSMAC NY Series Hardware User Manual

Safety Precautions

Cautions

CAUTION
Installation
When installing or removing a PCIe card, avoid touching the sharp edges of the sheet
metal frame tab. Injury may result.
Wiring
The product has an internal non-isolated DC power supply. Circuit ground (0 VDC) and
frame ground are connected together. When connecting a non-isolated device or a non-
isolated interface to the product, take appropriate actions to avoid communication fail-
ures or damage to the mentioned ports.
Non-isolated
Industrial PC Platform Product
Device
24 VDC
Non-isolated
Interface
0 VDC
Never ground the 24 VDC side of the power supply. This may cause a short circuit.
Online Editing
Execute online editing only after confirming that no adverse effects will be caused by de-
viations in the timing of I/O. If you perform online editing, the task execution time may
exceed the task period, I/O may not be refreshed with external devices, input signals
may not be read, and output timing may change.
Actual Operation
When using a system with multiple touchscreens, multiple users can perform simultane-
ous operations. Make sure that this can not result in unintended actions.
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