Nivobob
®
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NB 3000
gi130109
30
Continuous level measuring system
NB 3000
Technical information / Instruction manual
page G
Programming NB 3000 Nivobob
Firmware version
States the firmware version of the unit.
Manual motor control
The motor moves the sensor weight upwards while the "ARROW UP" button is beeing pushed.
The motor moves the sensor weight downwards while the "ARROW DOWN" button is beeing pushed.
Note: If the sensor weight is in the upper stop position or touching the bulk material surface or after the max.
move distance, the motor is automatically stopped.
CAUTION:
Avoid the sensor weight reaching the outlet position of the silo.
Failure / Maintenance history
Indicates the last 93 error messages related to the motor run time after switching on the power supply for
the first time. Messages can be scrolled up and down with the "ARROW" buttons. If "None" is indicated,
there is no message filed. The messages and the time information are permanently filed even when the
power supply is switched off. Details of the messages see page G37 - 39.
Examples of indicating a Failure:
Hist. 0512h 1350s
0348h 2400s +F11
Meaning: Actual motor run time is 512 hours and 1350 seconds after first power on. At 348 hours and 2400
seconds the Failure F11 came up
Hist. 0512h 1350s
0356h 1920s -F11
Meaning: Actual motor run time is 512 hours and 1350 seconds after first power on. At 356 hours and 1920
seconds the Failure F11 was resetted
Total cycles
Indicates how many measurement cycles have been performed up to now.
Rope/tape maintenance
Cycles left:
Indicates how many measurement cycles are left until the next rope/tape failure message F16
will appear and the unit will stop working.
Reset:
Can be done after a rope/tape change, if the Maintenance message was not yet present. It sets the
internal counter to zero to have the full amount of measurement cycles until the next maintenance message
will appear.
Note 1: After a Maintenance message is reset with the "START" button, the rope/tape maintenance counter
is automatically set to zero.
Note 2: The number of preset cycles to the next maintenance message depends on the use of rope or tape
version.
Total run time
Indicates, how long the motor has been runnning upto now (in hours).
Motor maintenance
Run time left:
Indicates, how much motor run time (in hours) is left, until the motor failure message F17 will
appear and the unit will stop working.
Reset:
Can be done after a motor change, if the Maintenance message was not yet present. It sets the
internal counter to zero to have the full amount of motor run time until the next maintenance message will
appear.
Note 1: After a Maintenance message is reset with the "START" button, the motor maintenance counter is
automatically set to zero.
Current output check
Enables to check, if the current output is working proper. The current output is forced to 10mA. This can be
evaluated by an external connected multimeter.
SD card
Optional use for service aspects (not explained in this manual).
After connecting a SD card to the electronics, this parameter shall be set to "Enable". Before removing the
SD card, it shall be set back to "Disable".
