Sharp DP-750 Manual de Serviço descarregar pdf (Página 93)

Fieldbus ECO-Coupler 750-343 • 93

Diagnostics

WAGO-I/O-SYSTEM 750

PROFIBUS

3.1.9.6 Channel Based Diagnostics

The channel based diagnostics is intended for detailing the identification based

diagnostics. A structure is added to the device status for each faulty slot

comprised of a header byte, a byte, the channel type supplying the channel

number and a third byte, which describes the fault type and the channel

organization.

Byte Information Meaning

1 0 x x x x x x Header channel based diagnostics

(x: 1 to 63, slots of the module)

aaxxxxxxChannel type (a) and

channel number x: 0 to 3

01 Input channel

1 0 Output channel

1 1 Input / output channel

t t t xxxxxChannel type (t) and

fault type (x)

0 0 0 No allocation

001 1 Bit

010 2 Bit

011 4 Bit

100 1 Byte

101 1 Word

110 2 Words

25-27

Next channel based diagnostics message (as byte 22 – 24)

28-30

Next channel based diagnostics message (as byte 22 – 24)

...

61-63

Last displayable channel based diagnostics message (such as byte 22 – 24)

1 2 ... 88 89 90 91 92 93 94 95 96 97 98 ... 109 110

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Sharp DP-750 Manual de Serviço Página 93