Section 8 Non-Dd Based Integration; Alert Message Mapping; Table 8-1 - Failure Alerts; Table 8-2 - Maintenance Alerts - Emerson 56WM WirelessHART SensEnable Reference Manual

Reference Manual
Section 8
8.1

Alert Message Mapping

This outlines the most important alerts in HART® command 48 Additional Status Field for the
56MW. The information in this section can be used by a host for alert monitoring, and in the Smart
Wireless Gateway for Additional Status mapping in Modbus®, OPC, etc.
To view Active Alerts with a Field Communicator, from the Home screen, go to Service Tools>Active
Alerts.

Table 8-1 - Failure Alerts

Message
Electronics Failure
Radio Failure
Modbus Failure

Table 8-2 - Maintenance Alerts

Message
Electronics Warning
Electronics
Temperature has
Exceeded Limits
Non-DD Based Integration
Additional Status Bit
Definition
Byte 0 :: Bit 0
Byte 0 :: Bit 3
Byte 0 :: Bit 6
Byte 0 :: Bit 7
Byte 8 :: Bit 1
Byte 8 :: Bit 2
Byte 8 :: Bit 6
Byte 1 :: Bit 1
Byte 1 :: Bit 6
Byte 1 :: Bit 7
Byte 1 :: Bit 5
Additional Status Bit
Definition
Byte 0 :: Bit 4
Byte 0 :: Bit 5
Byte 1 :: Bit 2
Byte 1 :: Bit 3
December 2017
Description
An electronics error that could
impact the device measurements
has occurred
The wireless radio has detected a
failure or has stopped
communicating and may impact
the device measurements
The Modbus bus has stopped
communicating and may impact
the device measurements
Description
The device has detected an
electronics error that does not
currently impact the device
measurements
The electronics temperature has
exceeded the device's maximum
range
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