HART Device Information view parameters

The
HART Device Information
view includes these parameters.
Parameter
Description
Tag
Indicates the HART Field Device location and purpose in the plant.
Message
Indicates additional information about the HART Field Device, such as who last calibrated the device, or reference to documentation.
Descriptor
Indicates additional identification information that is used by the plant or asset management software.
Date
Indicates the date, which is shown in the format selected for your computer from the
Control Panel
using the
Regional
and
Language
settings.
Write Protect
Indicates whether the HART Field Device is write protected. Valid values are
Yes
or
No
.
If a device is write protected, some parameters cannot be changed using HART communication.
Manufacturer ID
Indicates the manufacturer name (for example, Allen-Bradley or Endress + Hauser) or the numeric value for the manufacturer.
Device Type
Displays the device type for Endress + Hauser devices, or a numeric value for all other manufacturer devices.
Device Type
indicates the manufacturer’s type of the device, or product name.
For example, Cerabar S pressure transmitters from Endress + Hauser have Device Type 7.
Device ID
Displays the identifier for the connected HART device.
If the device is offline or the channel is not HART enabled, no information appears.
Final Assembly Number
Indicates the number that identifies the materials and electronics that comprise the field device. The number is normally changed when upgrading electronics or other components in the field. In some instances, this number references a drawing number.
Status
Indicates the Field Device status of the selected channel.
Status
includes
these attributes:
  • Device Malfunction
  • Primary Value (PV) Out of Limits
  • Loop Current Saturated
  • Loop Current Fixed
  • Variable Out of Limits
  • Alert
  • Maintenance Needed
  • OK
Diagnostic Code
Indicates the diagnostic code information for each channel (up to three error values).
If the device is functioning properly,
OK
is displayed. If the device is not working properly, numeric error values appear.
To see the additional status information in the format sent by the HART field device, send CIP Service 16#4C using a MSG instruction as described in the device's User Manual.
PV
Includes the settings for these Primary Variable (PV) attributes:
  • Upper Range Value
  • Lower Range Value
  • Damping
  • Transfer Function
In HART, the PV is signaled on the 4 to 20 mA analog channel. It can also be read back using HART messages. In many HART devices, the relationship between the PV and the analog signal can be adjusted.
Revisions
Includes the settings for these revision attributes:
  • Universal
  • Device
  • Software
  • Hardware
SV Units
The units of the Secondary Variable (SV).
TV Units
The units of the Tertiary Variable (TV).
FV Units
The units of the Fourth (Quaternary) Variable (QV).
Refresh
Updates the information displayed in the
HART Device Information
view.
Set Device Information
Select to configure the tag, message, and descriptor for the HART Field Device.
Tip
: A message displays on the screen if the device's tag, message, or descriptor does not match the values stored in the project.
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