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7
Error Diagnostics
Diagnostic procedure for PROFIBUS-DP
Manual – MOVI-PLC
®
basic DHP11B.. controller
77
7.2
Diagnostic procedure for PROFIBUS-DP
Diagnostic problem:
The MOVI-PLC
®
basic DHP11B.. controller does
not work on PROFIBUS.
Initial status:
•
The MOVI-PLC
®
basic
DHP11B.. controller is connected physically to
PROFIBUS.
•
The MOVI-PLC
®
basic
DHP11B.. controller was configured in the
DP master and bus communication is active.
Ç
Is the bus connector plugged in?
no
Æ
[A]
yes
Ç
Response of the LED Profibus fault?
OFF
Æ
[B]
ON
Æ
[C]
FLASHES
Ç
The MOVI-PLC
®
basic
DHP11B.. controller detects the baud rate but was
not configured in the DP master or was configured incorrectly.
Ç
Check whether the configured PROFIBUS address is the same as the
address set on the DIP switches.
Ç
PROFIBUS addresses identical?
no
Æ
[D]
yes
Ç
You may have configured an incorrect unit type or defined the configuration
incorrectly.
Ç
Delete the configuration for the MOVI-PLC
®
basic
DHP11B.. controller from
the DP network.
Ç
Configure the MOVI-PLC
®
basic
DHP11B.. controller again, choosing the
unit designation "MOVI-PLC".
Use a predefined configuration to simplify the process. Do not change any
of the preset configuration data!
Assign the address range for your control system.
Ç
Load the configuration in the DP master and start the bus communication
again.
[A]
Check the bus cabling.
[B]
The MOVI-PLC
®
basic
DHP11B.. controller is currently exchanging data
cyclically with the DP master.
[C]
The MOVI-PLC
®
basic
DHP11B.. controller does
not
recognize the baud
rate. Check the bus cabling.
[D]
Adapt the bus addresses.
Содержание MOVI-PLC basic DHP11B-T0
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