17. Trouble shooting
Please confirm the contents of the reference item when the following abnormal operation exists
while using CSD-892-73. Also, please contact with Minebea when there is no corresponding
item, and when that abnormal operation is not improved even if the countermeasures are
executed.
17-1. Basic chapter
Event Please confirm here. Reference
Display is not light.
Is the power supply voltage in a permissible variable range
(DC20.4 V ~ DC27.6 V)?
-
Is the power supply cable correctly connected? 2-4.
The load display doesn't
indicate a normal value.
Is load cell cable correctly connected? 2-3.
Is the calibration executed?
When not executed, please proceed the calibration.
4.
Is the bridge voltage normal?
Please me
asure the voltage between A-C after shortening
between A-F and A-C in the condition of not connecting with a
strain gage based transducer.
(Specification value : DC5 V ± 0.25 V)
-
Is the input from strain gage based transducer normal?
Please confirm the input from strain gage based transducer by
the monitoring mode
13-6.
The display is not
steady.
Is the condition of the weight on the measurement section
s
teady?
-
Is the bridge voltage normal?
Please measure the voltage between A-C after shortening
between A-F and A-C in the condition of not connecting with a
strain gage based transducer.
(Specification value : DC5 V ± 0.25 V)
-
Is the input from strain gage based transducer steady?
Please confirm the input from strain gage based transducer by
the monitoring mode
13-6.
Is the setting of various filters execut
ed?
Please set various filters if necessary.
8-1. 8-2.
8-3.
The display staggers
temporarily.
Are you setting the function, etc., or executing the memory
clear? Please do not operate them while measurement.
-
The back light of liquid
crystal disappears.
Is the power supply voltage in a permissible variable range
(DC20.4 V ~ DC27.6 V)?
-
Is not the ON time of back light for liquid crystal set? 8-10.
The key o
peration is not
accepted.
Is neither an individual key locking nor the batch key locking
effectively set?
8-4.
The simple calibration
function is not accepted.
Is not the simple calibration lock set to turning on? 4-10-1.
136
Trouble Shooting
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