Diagnostics - Siemens Sitrans LR250 Operating Instructions Manual

Options
Functional
Warm Start
Reset Address
to 126
Factory Defaults
Factory Defaults resets all user parameters to the default settings, with certain
exceptions. The list of exceptions includes, but is not limited to:
• Tag
• Message
• Descriptor
• Installation Data
• Device Address
• Write Protection
• Auto False Echo Suppression Range
• Learned TVT
To perform a reset to Factory Defaults:
1) Open the menu Device – Master Reset, and click on Factory Defaults.
2) After the reset is complete click on Close, then upload parameters to the PC/PG.
(If you are performing a reset after replacing the device with a different
instrument, do not upload parameters to the PC/PG.)
Resetting the PROFIBUS address to 126
1) Open the menu Device – Master Reset and click on Reset Address to 126.
2) Click on OK: the address will be reset to 126, and if the address lock was on, it
will be disabled.

Diagnostics

You can monitor level/volume trends, function blocks, electronics temperature, and device
status.
Process Variables
To compare outputs in real time open the menu View – Process Variables.
Process Variables
Note: To view peak sensor values, peak FB1 and FB2 values, or peak electronics
temperatures, see
• Sensor Value and simulation setting
• Electronics temperature
• Measured Value (level, volume, and distance) together with quality and status.
Page 58 SITRANS LR250 (PROFIBUS PA) – OPERATING INSTRUCTIONS
Resets parameters that control device behavior, such as Low
Calibration Pt.
Has the same effect as recycling power to the device
• Resets the PROFIBUS device address to 126
• If the address lock was on, will disable the lock.
Device Diagnostics
Result (continued)
on page 60.
7ML19985JF04