Front Panel Components
Original instructions
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Overview
This section contains a photograph of the front panel of the 170 ADI 340 00 I/O base and a description of the LEDs.
Front Panel Illustration
The front panel of the I/O base is shown in the illustration below.
Label
Description
1
Internal interface (ATI) connector
2
Locking and ground contact for the adapter
3
LED status display
4
Mounting holes for panel mount
5
Grounding screw
6
Busbar Mounting Slot
7
Locking tab for DIN rail mount
8
Sockets for the terminal connectors
LED Illustration
This I/O base has one LED, the ready indicator shown in the illustration below.
LED Descriptions
The ready indicator is described in the table below.
Indicator
Condition
Message
Ready
Green
Module is ready to communicate. Operating voltage for internal logic is present and self-test has been passed.
Off
Module not ready
1L+
Green
Input voltage 1L+ of inputs 1 ... 16 is present
Off
Input voltage of inputs 1 ... 16 is not present
IN
1...16
Green
Input status (an LED per input); input point active, i.e. input carries a 1 signal (logically ON)
Off
Input status (an LED per input); input point inactive, i.e. input carries a 0 signal (logically OFF)