
PLX51-HART-4I / PLX51-HART-4O
♦
HART Input/Output
Operation
Multidrop Field Devices
User Manual
ProSoft Technology, Inc.
Page 58 of 127
MultiDrop UDT Structure
Figure 4.7 – Multidrop – UDT
Table 4.8 – Multidrop UDT structure
Parameter
Datatype
Description
PollStatus
SINT
Bit 0 – When set this bit will indicate that the device is
online
LastStatusByte
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.
LastSecond_StatusByte
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.
ManufactureIDCode
SINT
The unique manufacturer identification code.
DeviceTypeCode
SINT
The device type code specified by the
manufacturer.
MinPreambles
SINT
Minimum Number of Preambles.
UniversalCMDMajor
SINT
Universal Command Major Revision Number.