39
11 Diagnostics and servicing
VEGAPULS C 23 • Modbus and Levelmaster protocol
58349-EN-200806
Code
Text message
Cause Rectication
S601
Overlling
Dangerofvesseloverlling Makesurethatthereisnofurtherlling
Check level in the vessel
S603
Impermissible operating
voltage
Terminal voltage too small Check terminal voltage, increase operat-
ing voltage
Code
Text message
Cause Rectication
M500
Error in the delivery
status
The data could not be restored during the
reset to delivery status
Repeat reset
LoadXMLlewithsensordataintothe
sensor
M501
Error in the delivery
status
Hardware error EEPROM Send instrument for repair
M504
Error at a device inter-
face
Hardware defect Check connections
Exchanging the electronics
Send instrument for repair
M505
No echo available
Sensor does not detect an echo during
operation
Antenna dirty or defective
Clean the antenna
Use a more suitable antenna/sensor
Remove possible false echoes
Optimize sensor position and orientation
M507
Error in the instrument
settings
Error during setup
Error when carrying out a reset
False signal suppression faulty
Carry out reset and repeat setup
M508
No executable Bluetooth
software
Checksum error in Bluetooth software Carry out software update
M509
Software update running
Software update running
Waituntilsoftwareupdateisnished
M510
No communication with
the main controller
Communication between main electronics
and display module disturbed
Check the connection cable to the display
Send instrument for repair
M511
Inconsistent software
conguration
A software unit requires a software update Carry out software update
11.4 Treatment of measurement errors
The tables below give typical examples of application-related meas-
urement errors.
The images in column " Error description" show the actual level as a
dashed line and the output level as a solid line.
Maintenance