Publication 1734-UM001D-EN-P - April 2008
144
Troubleshoot with the Indicators
Troubleshoot Digital
Modules
The I/O status indicators provide input and output indications for each
module. Individual meanings are indicted in the tables.
1734-IB2, 1734-IB4, and 1734-IB8 Sink Input Modules
1734-IB4D Sink Input Modules with Diagnostics
Module Status
Network Status
Status of Input 0
Status of Input 1
24VDC
Sink
Input
Module
Status
Network
Status
1734
IB4
NODE:
0
1
2
3
24VDC
Sink
Input
Module
Status
Network
Status
1734
IB2
NODE:
0
1
1734-IB2
1734-IB4
1734-IB8
Status of Input 0 & 4
Status of Input 1 & 5
Status of Input 2 & 6
Status of Input 3 & 7
Module Status
Network Status
24VDC
Sink
Input
Module
Status
Network
Status
1734
IB8
NODE:
0
1
2
3
4
5
6
7
Status of Input 2
Status of Input 3
Status of Input 0
Status of Input 1
Indication
Probable Cause
Recommended Action
I/O Status
Off
Input is in the off-state.
None.
Yellow
Input is in the on-state.
None.
Module Status
Network Status
Status of Input 0
Status of Input 1
Status of Input 2
Status of Input 3
Indication
Probable Cause
Recommended Action
I/O Status
Off
Input is in the off-state.
None.
Yellow
Input is in the on-state.
None.
Red
Short circuit detected.
Check I/O wiring or terminal base.
Flashing red
Open wire detected.
Check I/O wiring or terminal base.
Summary of Contents for 1734-IA2
Page 4: ...Publication 1734 UM001D EN P April 2008 4 Summary of Changes Notes ...
Page 12: ...Publication 1734 UM001D EN P April 2008 12 Table of Contents Notes ...
Page 77: ...Publication 1734 UM001D EN P April 2008 Install POINT I O Modules 77 ...
Page 78: ...Publication 1734 UM001D EN P April 2008 78 Install POINT I O Modules ...
Page 179: ...Publication 1734 UM001D EN P April 2008 Default Data Maps 177 Notes ...
Page 180: ...Publication 1734 UM001D EN P April 2008 178 Default Data Maps ...
Page 236: ...Publication 1734 UM001D EN P April 2008 234 Notes ...
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