Front Panel Components
Original instructions
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Overview
This section contains an illustration of the front panel of the 170 ADO 350 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.
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
Grounding busbar mounting Slot
7
Locking tab for DIN rail mount
8
Sockets for the terminal connectors
LED Illustration
The LEDs are shown in the illustration below.
LED Descriptions
The LEDs are 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 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 OUT
1...16
Green
Status of outputs 1 ... 16 (an LED per output);
Output point active, ie. output carries a 1 signal (logically ON)
Off
Status of outputs 1 ... 16 (an LED per output);
Output point inactive, ie. output carries a 0 signal (logically OFF)
Middle row OUT
1...16
Green
Status of outputs 17 ... 32 (an LED per output);
Output point active, ie. output carries a 1 signal (logically ON)
Off
Status of outputs 17 ... 32 (an LED per output);
Output point inactive, ie. output carries a 0 signal (logically OFF)
Lower row ERR
1, 5, 9, 13
Red
Output overload in group 1 (one LED for every 4 outputs).
Short circuit or overload on the corresponding output.
Off
Outputs 1 ... 16 operating normally.
Lower row ERR
2, 6, 10, 14
Red
Output overload in group 2 (one LED for every 4 outputs).
Short circuit or overload on the corresponding output.
Off
Outputs 7 ... 32 operating normally.