Profibus status indicator – Rockwell Automation 1738-APB ArmorPoint PROFIBUS Adapter, Series A User Manual

Page 11

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11

Publication

1738-IN015C-EN-E - February 2010

PROFIBUS Status Indicator

Refer to the table for a description of the PROFIBUS Status indicator.

PROFIBUS Status Indicator

State

Status

Description

Recommended Action

Off

Off or Bus
Offline

• No power supplied.
• Bus is offline.

Turn the adapter on or
go online with the Bus.

Green

Online

The Bus is online and exchanging
data.

None.

Flashing
Green

CLEAR
Command
Received

Adapter has received a CLEAR
command from the master.

None.

Red

Initialization
Error or No
Module

• Error in PROFIBUS

initialization.

• No modules are installed in

the backplane.

Perform initialization
again or install a
module.

Flashing
Red

Configuration
Error

1 Hz LED Flash Rate:

• Check_Configuration telegram

rejected.

• The maximum number of

ArmorPoint I/O modules in the
master configuration was
overridden.

2 Hz LED Flash Rate:

• SetPrm telegram rejected.

• The first byte in the parameter

data does not equal zero.

• The maximum number of

parameter bytes was
overridden.

Check your configuration
and recycle power.

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