34401A AGILENT TECHNOLOGIES, 34401A Datasheet - Page 3

• Manufacturer Part Number: 34401A
• Description: MULTIMETER, DIGITAL, BENCH, 6-1/2 DIGIT
• Manufacturer: AGILENT TECHNOLOGIES

Specifications of 34401A

• Dmm Type: Bench
• Voltage Measuring Range Dc: 100mV To 1000V
• Voltage Measuring Range Ac: 100mV To 750V
• Current Measuring Range Dc: 10mA To 3A
• Current Measuring Range Ac: 1A To 3A
• Lead Free Status / RoHS Status: na

Measurement Characteristics
DC Voltage
Measurement Method:
A-D Linearity:
Input Resistance:
Input Protection: 1000 V all ranges
dcV:dcV ratio accuracy:
True RMS AC Voltage
Measurement Method:
Crest Factor:
Additional Crest Factor errors (non-sinewave):
Input Impedance:
Input Protection: 750 Vrms all ranges
Resistance
Measurement Method:
Maximum Lead Resistance (4-wire):
Input Protection:
DC Current
Shunt Resistance:
Input Protection:
Continuously integrating multi-slope III
A-D converter
0.0002% of reading + 0.0001% of range
10 MΩ or 0.1 V, 1 V, 10 V ranges:
Selectable > 10,000 MΩ
100 V, 1000 V ranges: 10 MΩ ±1%
Input Bias Current:
V
AC-coupled true rms-measures the ac
component of the input with up to 400 Vdc
of bias on any range.
Maximum of 5:1 at full scale.
Crest factor 1-2: 0.05% of reading
Crest factor 2-3: 0.15% of reading
Crest factor 3-4: 0.30% of reading
Crest factor 4-5: 0.40% of reading
1 MΩ ± 2% in parallel with 100 pF
Selectable 4-wire or 2-wire Ohms.
Current source referenced to LO input.
10% of range per lead for 100 Ω, 1 kΩ ranges.
1 kΩ per lead on all other ranges.
1000 V all ranges
5 Ω for 10 mA, 100 mA
0.1 Ω for 1 A, 3 A
Externally accessible 3 A 250 V fuse
Internal 7 A 250 V fuse
input
Accuracy + V
relevance
< 30 pA at 25°C
Accuracy
True RMS AC Current
Measurement Method:
Shunt Resistance:
Input Protection:
Frequency and Period
Measurement Method:
Voltage Ranges:
Gate Time: 1 s, 100 ms, or 10 ms
Continuity/Diode
Response Time:
Continuity Threshold:
Measurement Noise Rejection 60 (50) Hz
dc CMRR: 140 dB
ac CMRR: 70 dB
Integration Time and
Normal Mode Rejection
100 plc/1.67 s (2 s): 60 dB
10 plc/167 ms (200 ms): 60 dB
1 plc/16.7 ms (20 ms): 60 dB
<1 plc/3 ms or 800 µs): 0 dB
Operating Characteristics
Function
dcV, dcl, and
Resistance
acV, acl
Frequency
or Period
Frequency and Period
Configuration rates:
Autorange rate (dc Volts):
ASCII readings to RS-232:
ASCII readings to RS-232:
Maximum internal trig rate:
Max. ext trig. rate to memory: 1000/s
Directly coupled to the fuse and shunt.
ac coupled true rms measurement
(measures the ac component only).
0.1 Ω for 1 A and 3 A ranges
Externally accessible 3 A 250 V fuse
Internal 7 A 250 V fuse
Reciprocal counting technique
Same as ac voltage function
300 samples/s with audible tone
Selectable from 1 Ω to 1000 Ω
Digits
6
6
5
5
4
6
6
6
6
6
5
4
1
1
1
1
1
1
1
1
1
1
1
1
/
/
/
/
/
/
/
/
/
/
/
/
2
2
2
2
2
2
2
2
2
2
2
2
3
3
Reading/s
0.6 (0.5)
6 (5)
60 (50)
300
1000
0.15 slow (3 Hz)
1 medium (20 Hz)
10 fast (200 Hz)
50
1
9.8
80
26/s to 50/s
>30/s
55/s
1000/s
1000/s
2
5
3
4
1
Triggering and Memory
Reading HOLD Sensitivity:
Samples/Trigger:
Trigger Delay: 0 to 3600 s: 10 µs step size
External Trigger Delay: < 1 ms
External Trigger Jitter: < 500 µs
Memory: 512 readings
Math Functions
Standard Programming Languages
Accessories Included
General Specifications
Power Supply:
Power Line Frequency:
Power Consumption: 25 VA peak (10 W average)
Operating Environment:
Storage Temperature: -40°C to 70°C
Weight: 3.6 kg (8.0 lbs)
Safety: Designed to CSA, UL-1244, IEC-348
RFI and ESD:
Vibration & Shock:
Warranty: 1 year
1
2
3
4
5
6
For 1 kΩ unbalanced in LO lead,
± 500 V peak maximum.
For power line frequency ± 0.1%.
For power line frequency ± 0.1% use 40 dB
or ± 3% use 30 dB.
Reading speeds for 60 Hz and (50 Hz) operation.
Maximum useful limit with default settling
delays defeated.
Speeds are for 4
and display OFF.
10%, 1%, 0.1%, or 0.01% of range
1 to 50,000
NULL, min/max/average, dBm, dB, limit test
(with TTL output)
SCPI (IEEE-488.2), Agilent 3478A,
Fluke 8840A/42A
Test lead kit with probe, alligator
and grabber attachments
Operating manual, service manual,
test report and power cord
100 V/120 V/220 V/240 V ±10%
45 Hz to 66 Hz and 360 Hz to 440 Hz,
Automatically sensed at power-on
Full accuracy for 0°C to 55°C,
Full accuracy to 80% R.H. at 40°C
MIL-461C, FTZ 1046, FCC
MIL-T-28800E, Type III, Class 5 (sine only)
1 ⁄
2
digits, delay 0, auto-zero