Rockwell-automation 20-COMM-R Remote I/O Adapter Manual de usuario descargar pdf (Pagina 71)

Using Block Transfer Messaging 5-13

20-COMM-R Remote Adapter I/O User Manual

Publication 20COMM-UM004D-EN-P

Block Transfer Data Files for Example Program—All SLC Versions

The following set of data files shows a read of drive parameter 1 - [Output

Freq]. The value of parameter 1 is 213 (21.3 Hz).

Request and Control Data to Read Drive Parameter 1 (Hex)

Response and Control Data to Read Drive Parameter 1 (Hex)

The following set of data files shows a write of drive parameter 41 - [Motor

NP Volts]. The value written is 2300 (230.0V AC).

Request and Control Data to Write to Drive Parameter 41 (Hex)

Response and Control Data to Write to Drive Parameter 41 (Hex)

Address Value (hex) Description See Page

N12:10 000A Length of Message = 10 bytes (A hex) 5-3

N12:11 0081 Required Setting 5-3

N12:12 000E Service = Get_Attribute_Single C-1

N12:13 0093 Class = 93 DPI Parameter Object C-5

N12:14 0001 Instance = Parameter 1 (1 hex) C-5

N12:15 0009 Attribute = 09 DPI Parameter Value C-6

Address Value (hex) Description See Page

N13:110 0004 Length of Message = 4 bytes 5-4

N13:111 0000

The Message was Successful 5-4

N13:112 0000

N13:113 00D5 Response Data = 213 (D5 hex) = 21.3 Hz. n/a

Address Value (hex) Description See Page

N12:10 000C Length of Message = 12 bytes (C hex) 5-3

N12:11 0081 Required Setting 5-3

N12:12 0010 Service = Set_Attribute_Single C-1

N12:13 0093 Class = 93 DPI Parameter Object C-5

N12:14 0029 Instance = Parameter 41 (29 hex) C-5

N12:15 0009 Attribute = 09 DPI Parameter Value C-6

N12:16 08FC Data = 2300 (8FC hex) = 230.0V AC n/a

Address Value (hex) Description See Page

N13:110 0002 Length of Message = 2 bytes 5-4

N13:111 0000

The Message was Successful 5-4

N13:112 0000

1 2 ... 66 67 68 69 70 71 72 73 74 75 76 ... 127 128

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Rockwell-automation 20-COMM-R Remote I/O Adapter Manual de usuario Pagina 71