Rockwell Automation 20-COMM-P Profibus Adapter User Manual

Page 27

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Configuring the Adapter

3-5

To change the fault action

• Set the values of Parameters 9 - [Comm Flt Action] and 10 - [Idle

Flt Action] to the desired responses:

Figure 3.3 Fault Action Screens on an LCD HIM

Changes to these parameters take effect immediately. A reset is not
required.

To set the fault configuration parameters

If you set Parameter 9 - [Comm Flt Action], or 10 - [Idle Flt Action]
to the “Send Flt Cfg,” the values in the following parameters are sent to
the drive after a communications fault and/or idle fault occurs. You must
set these parameters to values required by your application.

Changes to these parameters take effect immediately. A reset is not
required.

Value

Action

Description

0

Fault (default)

The drive is faulted and stopped. (Default)

1

Stop

The drive is stopped, but not faulted.

2

Zero Data

The drive is sent 0 for output data after a
communications disruption. This does not
command a stop.

3

Hold Last

The drive continues in its present state after a
communications disruption.

4

Send Flt Cfg

The drive is sent the data that you set in the fault
configuration parameters (Parameters 13 - [Flt Cfg
Logic] through 22 - [Flt Cfg D2 In]).

Number

Name

Description

13

Flt Cfg Logic

A 16-bit value sent to the drive for Logic Command.

14

Flt Cfg Ref

A 32-bit value (0 – 4294967295) sent to the drive as a
Reference or datalink.
Important: If the drive uses a 16-bit Reference or 16-bit
Datalinks, the most significant word of the value must be
set to zero (0) or a fault will occur.

15 – 22

Flt Cfg x1 In or
Flt Cfg x2 In

Port 5 Device

20-COMM-P

Parameter #: 9
Comm Flt Action

0

Fault

Port 5 Device

20-COMM-P

Parameter #: 10
Idle Flt Action

0

Fault

20COMM-UM006A-EN-P.book Page 5 Friday, September 28, 2001 10:43 AM

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