Rockwell-automation 1788-CN2DN ControlNet-to-DeviceNet Linking Device Uživatelský manuál stáhnout pdf (Strana 42)

42 ControlNet-to-DeviceNet Linking Device

Publication

1788-IN052D-EN-P - February 2007

6. If you need to troubleshoot Status Tags (:S), use the following

table as a reference to interpret device status.

If You Want Information About Then See

Member Data

Type

I/O scans count. ScanCounter DINT

Indication that a device is not communicating on

the network.

Use the following information to interpret status:

• There is 1 bit for each address on the

DeviceNet network (0 -63).

• The position of a bit = address of a device.

• If a bit = 1, then the device at that address

has failed.

DeviceFailureRegister SINT[8]

Indication that the data size of a device does not

match the amount of memory allocated for the

device in the scanner.

Use the following information to interpret status:

• There is 1 bit for each address on the

DeviceNet network (0 -63).

• The position of a bit = address of a device.

• If a bit = 1, then their is a mismatch with that

address.

AutoverifyFailureRegister SINT[8]

1 2 ... 37 38 39 40 41 42 43 44 45 46 47 ... 51 52

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Rockwell-automation 1788-CN2DN ControlNet-to-DeviceNet Linking Device Uživatelský manuál Strana 42