Siemens sitrans PROBE LU - Page 53

A5E32337695 SITRANS Probe LU (HART) – OPERATING INSTRUCTIONS Page 47
Parameters
P342 Power-On Resets
The number of times power has been applied since the date of manufacture.
This parameter is updated every time the instrument is reset or is powered up.
P343 Internal Temperature
Displays (in degrees C) either the current temperature on the circuit board, or the
maximum or minimum temperature recorded by the internal sensor. The high and low
values are maintained over a power cycle.
1. Select P343.
2. The primary reading displays a temperature, and the secondary index number is
visible in the auxiliary reading field.
3. Press DISPLAY twice to focus control on the secondary index.
4. Key in the index number required, and press ENTER .
5. The temperature value associated with the new secondary index appears.
6. Press DISPLAY twice and use the ARROW keys or enter the value for the next
desired parameter.
Values (view only)
Display 0.0 to 99999
Default: 0
Related
P341 RUN Time
WARNING: Internal temperature must not exceed 80
o
C (176
o
F).
Primary Index
P343
Value (view only)
Range
–50
o
C to 150
o
C
Secondary Index
1*
Current temperature
2
Maximum temperature
3
Minimum temperature