Indicators; Status Indicators - Omron NXR Series User Manual

3 Part Names and Functions
3-2

Indicators

This section describes the indicators on the IO-Link I/O Hubs.
Refer to 8-3 Checking for Errors and Troubleshooting with the Indicators on page 8-6 for information
on troubleshooting.
3-2-1

Status Indicators

Digital I/O Hub
The indicators depend on the types of Hubs.
Digital Input Hub
 IO-Link Indicator
This indicator shows the status of IO-Link communications with the IO-Link Master Unit.
Color
Green
Red
---
 U/IN PWR Indicator
This indicator shows the status of the Unit/input power supply.
3-4
Status
Flashing The Hub is operating normally.
Lit One of the following error was detected.
•
Hardware Error
•
Service Data Error
Flashing IO-Link communications are not operating normally.
•
Not lit The IO-Link cable is not connected.
•
IO-Link communications are stopped.
•
The Unit/input power is not supplied.
Digital I/O Variable Hub
Description
NXR-series IO-Link I/O Hub User's Manual (W620)