Rockwell-automation 1794-APBDPV1 FLEX I/O PROFIBUS Adapter User Manual Uživatelský manuál Strana 104

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Publication 1794-UM064B-EN-P - May 2014
92 Interpret Status Indicators for the FLEX I/O PROFIBUS Module
View status from the
Master’s Configuration
Software
You can use read diagnostics to view status using the masters configuration
software. The adapter returns identification in response to the Read DP–Slave
Diagnostic Information message.
Status Indicator
Status Description Recommended Action
OFF No power applied to device Apply power to device.
Solid green Device operating normally None.
Flashing red/OFF Recoverable fault
- FLEX I/O module bad
- Incorrect FLEX I/O module installed
- External flash checksum error
- Node address changed since power up
Cycle power to device.
Verify the FLEX I/O modules installed.
Verify the FlexBus connectors and communication.
Verify the confiruguration.
If condition persists, replace device.
Solid red Unrecoverable fault
- Checksum error in program flash
- 3.3V power supply error
- External flash write error
Replace device.
PROFIBUS Indicator
Status Description Recommended Action
OFF No power or no communication
No cyclic communication active, WDT timeout
Apply power to device.
Establish PROFIBUS communication.
Solid green Data is being transmitted and received None.
Flashing red/OFF Recoverable fault
- Invalid Send Parameter data
- Invalid Check Configuration data
Verify that device is properly installed, and reinstall as
needed.
Solid red Unrecoverable fault
- Unable to communicate
Replace device.
Read DP – Slave Diagnostics Information Message
Ext_Diag_Data field (Length 9 bytes)
Octet Description
7 Device Related diagnistic header byte (05h)
8 Revision – Minor
9 Revision – Major
10 Adapter Status
Bit 0 – Node Addres Changed
Bits 1…7 – Reserved
11 Node Address switch setting
12 Identifier Related diagnostic header byte (44h)
13…15 Identifier diagnostic bits
(1)
(1)
One identifier bit for each logical module (adapter and each slot use two identifier
bits). The bits set indicate a module fault.
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