Cautions - Omron NYB17-*100 SERIES User Manual

Safety Precautions

Cautions

Caution
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 failures 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.
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NY-series Industrial Box PC Without Operating System User's Manual (W586)