HP 34401A User's Manual
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DC Characteristics
DC Characteristics
Accuracy Specifications ± ( % of reading + % of range ) [ 1 ]
Function
Range [ 3 ]
Test Current or
Burden Voltage
90 Day
23°C
± 5°C
1 Year
23°C ± 5°C
Temperature
Coefficient /°C
0°C – 18°C
28°C – 55°C
DC Voltage 100.0000 mV
1.000000 V
10.00000 V
100.0000 V
1000.000 V
0.0030 + 0.0030
0.0020 + 0.0006
0.0015 + 0.0004
0.0020 + 0.0006
0.0020 + 0.0006
0.0040 + 0.0035
0.0030 + 0.0007
0.0020 + 0.0005
0.0035 + 0.0006
0.0035 + 0.0010
0.0050 + 0.0035
0.0040 + 0.0007
0.0035 + 0.0005
0.0045 + 0.0006
0.0045 + 0.0010
0.0005 + 0.0005
0.0005 + 0.0001
0.0005 + 0.0001
0.0005 + 0.0001
0.0005 + 0.0001
Resistance
[ 4 ]
100.0000
Ω
1.000000 kΩ
10.00000 kΩ
100.0000 kΩ
1.000000 MΩ
10.00000 MΩ
100.0000 MΩ
1 mA
1 mA
100
µA
10
µA
5
µA
500 nA
500 nA
||
10 MΩ
0.0030 + 0.0030
0.0020 + 0.0005
0.0020 + 0.0005
0.0020 + 0.0005
0.002 + 0.001
0.015 + 0.001
0.300 + 0.010
0.008 + 0.004
0.008 + 0.001
0.008 + 0.001
0.008 + 0.001
0.008 + 0.001
0.020 + 0.001
0.800 + 0.010
0.010 + 0.004
0.010 + 0.001
0.010 + 0.001
0.010 + 0.001
0.010 + 0.001
0.040 + 0.001
0.800 + 0.010
0.0006 + 0.0005
0.0006 + 0.0001
0.0006 + 0.0001
0.0006 + 0.0001
0.0010 + 0.0002
0.0030 + 0.0004
0.1500 + 0.0002
DC Current 10.00000 mA
100.0000 mA
1.000000 A
3.000000 A
< 0.1 V
< 0.6 V
< 1 V
< 2 V
0.005 + 0.010
0.01 + 0.004
0.05 + 0.006
0.10 + 0.020
0.030 + 0.020
0.030 + 0.005
0.080 + 0.010
0.120 + 0.020
0.050 + 0.020
0.050 + 0.005
0.100 + 0.010
0.120 + 0.020
0.002 + 0.0020
0.002 + 0.0005
0.005 + 0.0010
0.005 + 0.0020
Continuity 1000.0
Ω 1 mA 0.002 + 0.010 0.008 + 0.020 0.010 + 0.020 0.001 + 0.002
Diode Test 1.0000 V 1 mA 0.002 + 0.010 0.008 + 0.020 0.010 + 0.020 0.001 + 0.002
DC:DC Ratio 100 mV
to
1000 V
( Input Accuracy ) + ( Reference Accuracy )
Input Accuracy
= accuracy specification for the HI-LO input signal.
Reference Accuracy
= accuracy specification for the HI-LO reference input signal.
Transfer Accuracy ( typical )
( 24 hour %
of range error )
2
Conditions:
- Within 10 minutes and ± 0.5°C.
- Within
±10% of initial value.
- Following a 2-hour warm-up.
- Fixed range between 10% and 100% of full scale.
- Using 6
1
⁄
2
digit slow resolution ( 100 PLC ).
- Measurements are made using accepted metrology practices.
24 Hour [ 2 ]
23°C
1°C
Chapter 8 Specifications
216