UNI-T UT312, Руководство по эксплуатации

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Vibration measurement scope
~ ~ ~
Measurement unit
Range
Frequency response
scope and amplitude error
Linear error of amplitude
Vibration
acceleration (O-P) Vibration
speed (RMS) Vibration
displacement (P-P)
VII.MAINTENANCE
Warning: It is not allowed to scratch LCD of vibration meter during battery replacement
and measurement to avoid damage or influence to measurement precision. It is also not
allowed to charge replaced battery to avoid personal injury due to explosion!
1. Battery installation and replacement
Be sure to replace battery in a timely manner when symbol of
appears for vibration
meter. Battery replacement method is as follows:
Removing cell cover: Please replace 6F22 9V battery by the same model. Please do not
install improper battery.
Please pay attention to
+ and - polarity during battery installation.
Please install cell cover after installation.
2. General Maintenance
Please inspect signal wires of sensor constantly because instrument may not display due to
damage or poor contact of such wires. It is not allowed to pull or drag signal wires forcefully.
Sensor core is closed completely. It can not be detached except sensor signals.
Please clean dirty instrument shell by wet cloth and neutral detergent. Please do not use
abrasive or solvent.
Please send damaged vibration meter to fixed repair agent or professional repair personnel of
our company if required. Please do not try to repair it individually.
Please do not scratch or contaminate LCD of vibration meter during usage to avoid oil stain,
water leakage, damage or influence to it.
Please take battery out if it will not be used for a long time.
Please do not store instruments in wet environment and strong magnetic field under high
temperature.
3.Common Troubleshooting
Common troubles
No bootstrap
Without signal input
Display of double arrows by gear switchover
Tripping display or system halted Possible reason
Poor battery contact
Broken signal wire
Poor toggle of toggle switch
Broken toggle switch or poor toggle