E1412A Datasheet, PDF (3/11 Pages) Agilent(Hewlett-Packard) – 6.5-Digit High-Accuracy Multimeter C-Size

DC Specifications (continued)
Specifications are for 1-hour warm-up at an integration time of 100 PLCs.
DC Voltage Characteristics:
Measurement method:
A/D linearity:
2/4-wire Ω:
Input resistance:

0.1 V, 1 V, 10 V ranges:
100 V, 300 V ranges:
Input bias current:
Input terminals:
Input protection:
Continuously integrating, multi-slope III A/D converter
0.0002% of reading + 0.0001% of range
100 MΩ
Selectable 10 MΩ or 10 GΩ
10 MΩ ± 1%
<30 pA at 25°C
Copper alloy
300 V on all ranges
Resistance:
Measurement method:

Max. lead resistance:

Input protection:
Shunt resistor:
Input protection:
Selectable 4-wire or 2-wire Ω
(Current source referenced to low input)
(4-wire Ω) 10% of range per lead for dc Current
100 Ω and 1 kΩ per lead on all other ranges
300 V on all ranges
0.1 Ω for 1 A and 3 A, 5 Ω for 10 mA and 100 mA
Externally accessible 3 A, 250 V fuse
Measurement Noise Rejection:
60 Hz (50 Hz) (For 1 kΩ unbalance in LO lead.)
DC CMMR:
Integration Time
100 PLC/1.67s (2s)
10 PLC/167 ms (200 ms)
1 PLC/16.7 ms (20 ms)
<1 PLC/3 ms (800 µs)
140 dB
Normal mode rejection¹
60 dB²
60 dB²
60 dB²
0 dB
1 _{For power-line frequency ± 0.1%.}
2 _{For power-line frequency ± 1%, subtract 20 dB; for ± 3%, subtract 30 dB.}
System Speed:
(Speeds are for 4.5 digits, Delay 0 and Autozero OFF. Includes measurement and data transfer over VXI backplane.)
Function change:
Range change:
Autorange time:
Max. internal trigger rate:
Max. external trigger rate to memory:
30/s
65/s
<30 ms
1000/s
1000/s
3