8020A
Table
1
-
2. 8020A
Specifications (Contlnued)
AC VOLTS
.........................
Ranges
200
mV, 2V, 20V, 200V, 750 rms
Accuracy See table
................
Input Impedance
.10
Mf2, capacitance <I00 pF, all ranges
..........
Overvoltage Protection
.1000V dc or 750V rms max or 107 volt
-
Hertz (whichever is less).
200 mV range; 15 seconds max over 300V ac.
RESISTANCE
.........................
Ranges
.20021, 2kf2, 20 kf2, 200 kf2, 2000 kf2, 20 Mf2
Accuracy
......
2kf2,20kf2,200kf2,2000kf2
f
(0.2% of reading
+1
digit)
.........................
20021
.f(0.3% of reading +3 digits)
........................
20 Mf2
.f
(2.0% of reading +1 digit)
Full Scale Voltage
200f2, 20 kf2, 2000 kf2
..........
.<0.25V dc (in
-
circuit ohms)
.................
200 kf2,20 Mf2 .>0.7V dc
]
(diode test
+
)
...........................
2 kf2 >1 .OV dc
Open Circuit Voltage
..........................
2 kf2 .<3.5V dc
...............
All other ranges .<1.5V dc
Diode Test Ranges
20021,20 kf2,2000 kf2
..........
.Typical silicon junction will
not
be turned
-
on by these ranges.
2
kf2,200 kf2, 20 Mf2
...........
.Typical silicon junction will be turned
-
on by these ranges. The
2
kf2 range will supply a typical forward current of 0.6 mA, and is
preferred for testing semiconductor junctions (marked
+).
..........
Overvoltage Protection
300V dc or rms, on all ranges.
CONDUCTANCE
.........................
Ranges .2 mS, 200 nS
Accuracy
.........................
2 mS
.f
(0.3% of reading +1 digit)
200
nS
...................
;
.....
f
(2.0% of reading +10 digits)