Device status and response code
KH 8384-3 EN
7
2.3
Device status
This byte indicates the current status of the field device.
Table 4:
Device status
Bit
Definition
0x80
The device has detected a serious error. This error endangers the functioning of the
device.
0x40
Configuration Changed
– The device configuration has been changed. It can have
been changed by HART
®
, TROVIS-VIEW or using the local operation.
0x20
Cold Start
– The device has been restarted.
0x10
More Status Available
– Further status information is available in
Code
48
,
Read
Additional Status Information
.
0x08
Loop Current Fixed
– The loop current is kept at a fixed value and does not respond
anymore to the process variables.
0x04
Loop Current Saturated
– The loop current has reached its top (or bottom) limit and
cannot rise (or fall) any further.
0x02
Non-Primary Variable Out of Limits
– A device variable, other than that of the
Primary Variable, is beyond the operating limits of the device.
0x01
Primary Variable Out of Limits
– The Primary Variable PV is beyond the operating
limits of the device.