Allen-Bradley 1734-OB8 Installation Instructions

14 POINT I/O Output Module
Publication 1734-IN018A-EN-P - November 2004
Troubleshooting with the Indicators
Indication Probable Cause
Module Status
Off No power applied to device
Green Device operating normally
Flashing Green Device needs commissioning due to configuration missing,
incomplete or incorrect.
Flashing Red Recoverable fault.
Red Unrecoverable fault may require device replacement
Flashing Red/Green Device is in self-test
Indication Probable Cause
Network Status
Off Device is not on-line
- Device has not completed dup_MAC_id test.
- Device not powered - check module status indicator
Flashing Green Device is on-line but has no connections in the established state.
Green Device on-line and has connections in the established state.
Flashing Red One or more I/O connections in timed-out state
Red Critical link failure - failed communication device. Device detected
error that prevents it communicating on the network.
Flashing
Red/Green
Communication faulted device - the device has detected a network
access error and is in communication faulted state. Device has
received and accepted an Identify Communication Faulted Request
- long protocol message.
Module Status
Network Status
Status of Output 0
Status of Output 1
Status of Output 2
Status of Output 3
1734-
O
B2 1734-
O
B4
Status of Output 0 & 4
Status of Output 1 & 5
Status of Output 2 & 6
Status of Output 3 & 7
Module Status
Network Status
1734-
O
B8
24VDC
Source
Output
Module
Status
Network
Status
1734
OB2
0
1
NODE:
24VDC
Source
Output
Module
Status
Network
Status
1734
OB4
0
1
2
3
NODE:
24VDC
Source
Output
Module
Status
Network
Status
1734
OB8
0
1
2
3
NODE:
4
5
6
7

Allen-Bradley 1734-OB8 Specifications

General

Brand	Allen-Bradley
Model	1734-OB8
Category	I/O Systems
Language	English