Front Panel Components
Original instructions
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Overview
This section contains an illustration of the front panel of the 170 ADI 350 11 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.
Components of the I/O module
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 (5 V) is present.
Off
Module is not ready.
1L+
Green
Output voltage 1L+ of inputs 1 ... 8 (group 1) is present
Off
Output voltage of inputs 1 ... 8 (group 1) is not present
2L+
Green
Output voltage 2L+ of inputs 9 ... 16 (group 2) is present
Off
Output voltage of inputs 9 ... 16 (group 2) is not present
Upper row IN
1...16
Green
Input status (an LED per input); Input point active, ie. input carries a 1 signal (logically ON)
Off
Input point inactive, ie. input carries a 0 signal (logically OFF)
Middle row OUT
1...16
Green
Output status (an LED per output); Output point active, ie. output carries a 1 signal (logically ON)
Off
Output point inactive, ie. Output carries a 0 signal (logically OFF)
Lower row ERR
1...16
Red
Output overload (an LED per output). Short circuit or overload on the corresponding output.
Off
Outputs 1 ... 16 operating normally.