27
2.6 Diode Measurements
DL-2060 uses a current source of 1 mA for diode testing. The maximum resolution is 10 μV
on a fixed range of 1 V DC. The default threshold voltage is fixed between 0.3 and 0.8 volts
and the reading rate is fixed at 0.1 PLC (The voltage bound is adjustable from 0.01V up to
1.2V.). A “Beep” sound will appear when the diode measured value is in the range.
Warning! Positive end of the source signal is to be cennected to HI of the input
terminals, and the negative end to LO of the input terminals.
※
Note:There is no beep sound if the setup for “BEEP” that can be made within the
“MENU” is OFF.
How to measure diode
①
Selects input signal connections on front or rear panel.
②
Connect the diode to the terminals. For forward bias, connect the probe from input
terminal “HI” to the positive end (Anode) of the diode, and connect the probe from
input terminal “LO” to the negative end (Cathode) of the diode.
③
Set voltage bound via pressing CONFIG + SHIFT +
(
CONT) buttons. When
ready, press ENTER. (Or skip this step if you wish to use the default voltage bound.)
④
Press SHIFT +
(
CONT) buttons to select the diode testing function and observe
the reading on the display.
※
Note:The response value while OPEN will be approximately 1.2V while remote
interface is used. This value differs from the real value.
Figure 3-11
1
3
4
2
4
Summary of Contents for DL-2060
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