Get device info block 1 message – Rockwell Automation 1794-OF8IH FLEX Isolated Input/Output HART Analog Modules User Manual
Page 94

Publication 1794-UM065B-EN-E - September 2010
82 Configure Module Messaging
Get Device Info Block 1 Message
Get Device Information Block 1 Message – Request Packet Structure
Field
Value
Definition
Message Type
"CIP Generic"
Service Type
Get Attribute Single
Read From Module
Service Code
0x0E
Class Name
0x7D
FLEX Module Object
Instance
1…8 (Module next to Adapter = 1)
Module Location
Object Attribute
0x87 = Channel 0 (Add 4 for next channel)
0x8B = Channel 1
0x8F = Channel 2
0x93 = Channel 3
0x97 = Channel 4
0x9B = Channel 5
0x9F = Channel 6
0xA3 = Channel 7
Selects Channel that the
data is from
Reply Size
48 bytes
Request Size
0
Get Device Information Block 1 Message – Reply Packet Structure
Offset
(1)
Field
Value
Definition
0
Status
00 = SUCCESS
0x86 = Channel is not
HART Enabled
0x87 = No Device Found
Command status
1
Echo of Channel
0…7
Channel
2
HART ManufacturerIDCode (1 byte)
CMD#0, Byte 1
3
HARTDeviceTypeCode
(1 byte)
CMD#0, Byte 2
4
HARTUnivCmdCode
(1 byte)
CMD#0, Byte 4
5
HARTTransSpecRev
(1 byte)
CMD#0, Byte 5
6
HARTSoftwareRevision
(1 byte)
CMD#0, Byte 6
7
HARTHardwareRevision
(1 byte)
CMD#0, Byte 7
8…11
HARTDeviceIDNumber
(4 bytes - UINT)
CMD#0, Bytes
9…11
Bytes re-ordered
into Intel Format
(LSB 1st ) from HART
format (MSB 1st)
12…15
TagSize
8 (4 bytes)
16…23
TagString
(8 bytes unpacked ASCII)
CMD#13, Bytes
0…5
24…27
DescriptorSize
16 (4 bytes)