
PLX51-HART-4I / PLX51-HART-4O
♦
HART Input/Output
Operation
Multidrop Field Devices
User Manual
ProSoft Technology, Inc.
Page 60 of 127
MultiDrop Legacy (MVI56) UDT Structure
Figure 4.8 – Multidrop – Legacy UDT
Table 4.9 – Multidrop UDT structure
Parameter
Datatype
Description
Auto_Poll_CMD_Status
SINT
Bit 0 – When set this bit will indicate that the device
is online
Last_Status_Byte
SINT
The first byte of the field device HART response
status. See the HART section at the end of this
document for details regarding the HART status.
Last_Second_Status_Byte
SINT
The second byte of the field device HART response
status. See the HART section at the end of this
document for details regarding the HART status.
Manufacture_ID_Code
SINT
The unique manufacturer identification code.
Device_Type_Code
SINT
The device type code specified by the
manufacturer.
Min_Preambles
SINT
Minimum Number of Preambles.
Universal_CMD_Major
SINT
Universal Command Major Revision Number.
Device_Rev_Level
SINT
Device Revision Number.
Software_Rev_Level
SINT
Software Revision Number.
Hardware_Rev_Level
SINT
Hardware Revision Number.
Device_Flags
SINT
Device Function Flags.