ETCR ETCR2000+, Manual

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show all of its symbols (Figure 1). Meanwhile the instrument
auto-calibration, after boot displayed " OL
Ω
", automatically enter
the resistance measurement mode (Figure 2).If there is no normal
boot self-calibration, instrument will show " Er " symbol, said boot
error. need to check the cause and reboot (Figure 3).
Figure 1 Figure 2 Figure 3
After Power On and Self Test if
not appear " OL
Ω
",but shows a large
resistance (Figure 4).
However, when measured with the
test ring, still gives the correct result, indicating Clamp measured
only in the high-value (for example, more than 100
Ω
) has large
errors, When measuring a small resistance retains the original
Accuracy, the user can rest assured use.
2
．
Shutdown
Press POWER Key to Shutdown.
5 minutes after boot, LCD display into the blinking state. To
reduce battery consumption, blinking state for 30 seconds
automatically shut down. In the blinking state press POWER key to
delay shutdown, Clamp continue to work.
In the HOLD state, need to press HOLD key to exit the HOLD
state, then press POWER key to shut down.
In setting Alarm Critical Value state, need to press the