Sharp DP-750 Manual de Serviço descarregar pdf (Página 90)

90 • Fieldbus ECO-Coupler 750-343

Diagnostics

WAGO-I/O-SYSTEM 750

PROFIBUS

3.1.9.2 PROFIBUS DP Master Address

The PROFIBUS DP master address is located in byte 3 of the slave

diagnostics and includes the address of the master which has been configured

at the node and which has read and write access.

3.1.9.3 Manufacturer‘s Identification

The manufacturer’s identification is located in byte 4 and 5 and includes a 16

bit code, which serves for the identification of the device or the device class.

3.1.9.4 Identification Based Diagnostics

The identification based diagnostics is comprised of a bit field, which contains

one bit of information for each connected module. The individual bit provides

evidence about the current operating status. A 0 means no fault, a 1 indicates a

faulty module condition. The Coupler can be equipped with up to 63 modules,

so that the identification based diagnostics including the header covers 9 bytes

from byte 6 to byte 14.

Byte Information Meaning

01001001Header byte

(9 byte identification based diagnostics

incl. header)

76543210

15 14 13 12 11 10 9 8

23 22 21 20 19 18 17 16 Diagnostics allocation to

31 30 29 28 27 26 25 24 I/O module n (n=1 ... 63)

39 38 37 36 35 34 33 32 Coupler (n=0)

47 46 45 44 43 42 41 40

55 54 53 52 51 50 49 48

63 62 61 60 59 58 57 56

1 2 ... 85 86 87 88 89 90 91 92 93 94 95 ... 109 110

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Sharp DP-750 Manual de Serviço Página 90