ProSoft Technology PS69-DPM User Manual

Page 102

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Contents

PS69-DPM ♦ CompactLogix or MicroLogix Platform

User Manual

PROFIBUS DPV1 Master

Page 102 of 130

ProSoft Technology, Inc.

October 1, 2014

Behavior

Significance

Typical Reason

Help

PS69-DPM
COM LED is static
red and SYS LED

static green

At least one slave is not in
data exchange

Master configuration does not
match with physical bus

configuration
Configured slave is not
connected with PROFIBUS or

has a problem

Check PROFIBUS
configuration, slave addresses

and so on.
Use PROSOFT.fdt
(SYCON.net) diagnostic to find

the wrong slave

PS69-DPM
COM LED is static
red and SYS LED
flashing cyclic fast
green

No communication to any
slave

PROFIBUS cable not
connected
No slaves connected
PLC is not in RUN mode

PROFIBUS wiring
Check if slaves are connected
Check if PROFIBUS
configuration matches with

physical configuration
Bring PLC into in RUN mode

Slave input data can
not be found in

RSLogix program

Input array mismatch

Configured input size in
RSLogix too small
Configured input address table
in PROSOFT.fdt (SYCON.net)
does not match with PLC

program

Check if the configured input
size in RSLogix covers the
mandatory size of 88 byte
status data plus the in
PROSOFT.fdt (SYCON.net)
configured PROFIBUS input

array
Check if configured Input
address table in PROSOFT.fdt
(SYCON.net) matches with

PLC program

Outputs are not
transferred to slave
although
PROFIBUS is
running

Output array mismatch

Configured output size in

RSLogix too small
Configured output address
table in PROSOFT.fdt
(SYCON.net) does not match

with PLC program

Check if the configured output
size in RSLogix covers the
mandatory size of 16 byte
status data plus the in
PROSOFT.fdt (SYCON.net)
configured PROFIBUS output

array
Check if configured Output
address table in PROSOFT.fdt
(SYCON.net) matches with

PLC program

The serial device
assignment dialog in
PROSOFT.fdt
(SYCON.net) shows
error - 20 to the
wished serial COM

port

COM port not available

COM port is physically not
available or used by another

application

Check if the wished COM port
is available and not used by

another application

The serial device
assignment dialog in
PROSOFT.fdt
(SYCON.net) shows
error - 51 to the
wished serial COM

port

Module does not answer to
PROSOFT.fdt (SYCON.net)

request

Diagnostic cable not connected Check if the module and the PC

are wired correctly with the

diagnostic cable

PROSOFT.fdt
(SYCON.net)
configuration
download results in

error 100

Download not allowed

Configuration download is not
allowed while PLC is in RUN

mode

Bring PLC into STOP mode

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