Siemens sitrans PROBE LU User Manual

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Remote Operation : PA
7ML19985JB02 SITRANS Probe LU (PROFIBUS PA) – INSTRUCTION MANUAL Page 25
Status Byte
These codes are available when Condensed Status is not enabled (default state).
Status Codes for Good Quality
Values in hex notation Description
0x80 Data is GOOD.
0x84
A parameter in the function block has been changed:
status active for 10 s.
0x89 Active low warning.
0x8A Active high warning.
0x8D Active low alarm.
0x8E Active high alarm.
Status Codes for Uncertain Quality
Values in hex notation Description
0x4B
Value is a substituted value (normally used in Fail-
safe).
0x4C/0x4F Initial value.
0x47 Last usable value.
Status Codes for Bad Quality
Values in hex notation Description
0x10
The LOE timer has expired: this could be caused by
LOE or by a sensor malfunction: value is BAD.
0x01
There is an error in the configuration of the function
blocks in PROFIBUS PA
a
.
a.
This could happen when a firmware download has been done, but a system
reset has not been done. This could also happen if the function blocks are not
configured properly using the handheld programmer, PDM or acyclic services.
0X1F
The function block, or level transducer block, has been
placed out of service.

Siemens sitrans PROBE LU Specifications

General

Measuring Principle	Ultrasonic
Communication	HART
Output	4 to 20 mA
Power Supply	12 to 30 V DC
Process Temperature	-40 to 80 °C
Enclosure Rating	IP68
Material	PVDF
Ambient Temperature	-40 to 70 °C
Measurement Range	0.25 to 12 m (0.8 to 39 ft)