8845A/8846A
Users Manual
Diode Test
Test Current........................................................... 100 A or 1 mA
Response Time ..................................................... 300 samples/sec with audible tone.
Accuracy is given as
Range
5.0000 V
10.0000 V
Measurement Rates
Function
DC Volts, DC Current, and
Resistance
AC Voltage and AC Current
Frequency and Period
[1] Typical measurement rates with autozero off.
[2] Maximum measurement rates for 0.01 % of ac step. When dc input varies, additional settling delay is required.
[3] For remote operation or external trigger using default settling delay
[4] Settling delay = 0
1-20
(% measurements + % of range)
24 Hour
90 Days
(23
1 C)
(23
0.002 + 0.002
0.008 + 0.002
0.002 + 0.001
0.008 + 0.002
Digits
6½
100 NPLC
6½
5½
5½
0.2 NPLC
[2]
6½
6½
6½
6½
6½
5½
4½
1 Year
5 C)
(23
5 C)
0.01 + 0.002
0.01 + 0.002
Integration Time
Setting
60 Hz (50 Hz)
1.67 (2) s
10 NPLC
167 (200) ms
10 NPLC
16.7 (20) ms
3 ms
3 Hz
20 Hz
[3]
200 Hz
[4]
200 Hz
1 s
100 ms
10 ms
Temperature
Coefficient/ C
Outside 18 to 28 C
0.001 + 0.002
0.001 + 0.002
[1]
Measurements/Second
8845A
8846A
0.6 (0.5)
0.6 (0.5)
6 (5)
6 (5)
60 (50)
60 (50)
300
300
0.14
0.14
1
1
1.6
1.6
6
6
1
1
9.8
9.8
80
80