Specifications – Rockwell Automation 1794-AENT FLEX I/O EtherNet/IP Adapter Module Installation Instructi User Manual

Page 6

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6 FLEX I/O EtherNet/IP Adapters Installation Instructions

Publication 1794-IN082C-EN-P - October 2007

Module Status Indicators

Network Status Indicators

Link Status Indicator

Specifications

FLEX I/O EtherNet/IP Adapter - 1794-AENT

Indicator

Status

Description

Module
Status
Indicator

Off -
No Power

Adapter does not have 24V dc power.
Make sure power is being supplied to the
adapter.

Flashing
Green -
Standby

Adapter not configured.
Configure adapter.

Green -
Operational

Adapter operating correctly.
No action required.

Flashing Red
- Minor Fault

A recoverable fault has been detected.
This could be caused by an incorrect or
inconsistent configuration.
Check configuration and reconfibure as
needed.

Red -
Major Fault

An unrecoverable fault has been detected.
Recycle power to the adapter. If this does
not clear the fault, replace the adapter.

Flashing Red
and Green -
Self Test

Adapter performing power-up self test.
Wait until completed.

Indicator

Status

Description

Network
Status
Indicator

Off -
Not Powered,

No IP
Address

Adapter is not powered, or does not have
an IP address.

• Verify there is power and the adapter

is correctly wired to the power supply.

• Make sure the adapter is configured.

Flashing
Green -
No
Connections.

Adapter has obtained an IP address, but
has no established connections.

Green -
CIP
Connections

Adapter has an IP address and at least one
established connection.

Flashing Red
-
Connection
Timeout

One or more of the connections in which
the adapter is the target has timed out.

Red -
Duplicate IP
Address

Adapter has detected that its IP address is
already in use. Configure the adapter with
a unique IP address.

Flashing Red
and Green -
Self Test

Adapter performing power-up self test.

Indicator

Status

Description

Link Status
Indicator

Off -
No link
exists.

Verify network cabling. Correct as
necessary.

Flashing
Green -
I/O is being
transmitted
or received.

Normal operation. No action required.

Steady Green
- A link
exists.

Attribute

Value

I/O capacity

8 modules

Power supply

To comply with the CE Low Voltage Directive (LVD),
this equipment must be powered from a source
compliant with the following:
Safety Extra Low Voltage (SELV) or Protected Extra
Low Voltage (PELV).

Input voltage rating

24V dc nom

Input voltage range

19.2…31.2V dc (includes 5% ac ripple)

Communication rate

10/100 Mbps

Indicators

Module Status - red/grn

Network Status - red/grn

Link Status - grn

Flexbus output
current

640 mA max

Isolation voltage

50V continuous, Basic Insulation Type

Tested at 1000V ac for 60 s, power to Flexbus to
EtherNet

Power consumption

550 mA max, 440 mA max at 24V dc

Power dissipation

7.3 W max @ 19.2V dc

Thermal dissipation

24.9 BTU/hr @ 19.2V dc

Ethernet connector

RJ45 Cat. 5

Enclosure type rating None (open-style)

North American
temp code

T4A

Power conductors

Wire size

0.34…2.5 mm

(22…12 AWG) stranded copper

wire rated at 75 °C (167 °F) or higher, 1.2 mm (3/64
in.) insulation max