• Display true virtual value. Frequency response: 50-60Hz
• The following deviation shall be added to calculate nonsinusoidal wave according to crest factor.
a) Crest factor is 1-2: add 3%.
b) Crest factor is 2-2.5: add 5%.
c) Crest factor is 2.5-3: add 7%.
9. Measuring of Temperature
X. Maintenance and Repair
warning: please be sure to cut off the power supply before opening the rear cover of the instrument, and pull out the
probe from the jack and the tested circuit.
1. General Maintenance
• The shell shall be regularly deaned by wet doth and deanser. Ab rad ant or solvent shall not be applied.
• If abnormities are found in the instrument, stop using and send it for repair.
• If validation or repair is needed, the instrument shall be sent to be repaired by qualified professional
maintenance staff or designated maintenance department.
2. Battery Replacement (as shown in Figure 6) * If LCD displays low battery symbol “Gill”, the internal battery shall
be replaced immediately, otherwise it
will influence the accuracy of measuring.
• Battery specification: AAA 1.5v x 2pieces Operation Sequence Figure 6
3. Tum the power switch to “OFF” position, and remove the probe from the jack.
4. Unscrew the screw in rear battery cover. Take out the batteries as per the figure.
5. Replace 2PCS new batteries (specification: AAA 1.5V) Manufacturer: Uni-Trend Technology(China) Limited No
To Next Page
Need help?
General
