DMM4040 Tektronix, DMM4040 Datasheet - Page 9
DMM4040
Manufacturer Part Number
DMM4040
Description
Digital Multimeters 6.5 DIGIT (35 PPM) PRECISION METER USB
Manufacturer
Tektronix
Datasheet
1.DMM4040.pdf
(20 pages)
Specifications of DMM4040
Accuracy
0.0035 %
True Rms
Yes
Resistance Range
10 Ohms to 1 GOhms
Frequency
47 Hz to 440 Hz
Equipment Type
Digital Multimeter
Display Count
6.5
Current, Rating
100 μA to 10 A, 100 pA Resolution
Dimensions
3.46 × 8.56 × 11.7 (88 × 217 × 297) In. (mm)
Display Type
Vacuum Fluorescent Display, dot matrix
Frequency Range
47 to 440 Hz
Includes
National Instrument's LabVIEW SignalExpress™ TE Limited Ed.
Power Consumption
28 VA peak (12 W average)
Resolution
6.5 Digit Resolution
Temperature, Operating
0 to 55 °C
Temperature, Storage
–40 to 70 °C
Voltage, Rating
100 mV to 1000 V, 100 nV Resolution
Warranty
3 Years
Weight
8.0 (3.6) Lb. (kg)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Resistance
Specifications are for 4-wire resistance function, 2 × 4-wire resistance, or 2-wire
resistance with zero. If zero is not used, add 0.2 Ω for 2-wire resistance plus lead
resistance, and add 20 mΩ for 2 × 4-wire resistance function.
Input Characteristics
DMM4050/4040 Accuracy
Additional Ohms Errors
Characteristic
Measurement Method
Max Lead Resistance
(4-wire ohms)
Input Protection
Common Mode
Rejection
Normal Mode Rejection
Analog Filter
Range
10 Ω
100 Ω
1 kΩ
10 kΩ
100 kΩ
1 MΩ
10 MΩ
100 MΩ
1.0 GΩ
Accuracy is given as ±(% measurement + % of range)
Range
10 Ω
100 Ω
1 kΩ
10 kΩ
100 kΩ
1 MΩ
10 MΩ
100 MΩ
1 GΩ
Digits
6½
6½
5½
5½
4½
Description
Current source referenced to LO input
10% of range per lead for 10 Ω, 100 Ω, 1 kΩ ranges.
1 kΩ per lead on all other ranges
1000 V on all ranges
140 dB at 50 or 60 Hz ±0.1% (1 kΩ unbalance)
60 dB for NPLC of 1 or greater with analog filter off and
power line frequency ±0.1%
100 dB for NPLC of 1 or greater with analog filter on and
power line frequency ±0.1%
When using the analog filter, specifications are relative
to within one hour of using the ZERO function for that
range and NPLC setting
1.000000 MΩ
10.00000 MΩ
100.0000 MΩ
1.000000 GΩ
Resolution
1.000000 kΩ
10.00000 kΩ
100.0000 kΩ
10.00000 Ω
100.0000 Ω
(23 °C ±1 °C)
0.002 + 0.0005
0.002 + 0.0005
0.002 + 0.0005
0.003 + 0.003
0.002 + 0.001
0.015 + 0.001
0.003 + 0.01
0.3 + 0.01
1.0 + 0.01
24 Hour
4½ Digits
100 mΩ
100 kΩ
10 mΩ
100 Ω
10 kΩ
1 mΩ
10 Ω
1 kΩ
1 Ω
(23 °C ±5 °C)
0.008 + 0.004
0.008 + 0.001
0.008 + 0.001
0.008 + 0.001
0.008 + 0.001
0.008 + 0.03
0.02 + 0.001
0.8 + 0.01
1.5 + 0.01
90 Days
NPLC
0.02
100
0.2
10
1
Digital Multimeters — Tektronix DMM4050 and DMM4040
Resolution
5½ Digits
100 mΩ
100 μΩ
10 mΩ
100 Ω
10 kΩ
1 mΩ
10 Ω
1 kΩ
1 Ω
(23 °C ±5 °C)
0.01 + 0.004
0.01 + 0.001
0.01 + 0.001
0.01 + 0.001
0.01 + 0.001
0.04 + 0.001
0.01+ 0.03
0.8 + 0.01
2.0 + 0.01
1 Year
6½ Digits
100 mΩ
100 μΩ
10 mΩ
10 μΩ
100 Ω
1 mΩ
Additional NPLC Noise Error
10 Ω
1 kΩ
1 Ω
www.tektronix.com/dmm4050_4040
0.017% of range ±15 mΩ
0.003% of range ±7 mΩ
0.001% of range
0% of range
0% of range
Temperature Coefficient/°C
Outside 18 to 28 °C
0.0006 + 0.0005
0.0006 + 0.0005
0.0006 + 0.0001
0.0006 + 0.0001
0.0006 + 0.0001
0.001 + 0.0002
0.003 + 0.0004
1 μA || 10 MΩ / 10 V
1 μA || 10 MΩ / 10 V
0.15 + 0.0002
0.6 + 0.0002
Source Current
100 μA / 13 V
100 μA / 6 V
10 μA / 13 V
5 mA / 13 V
1 μA / 13 V
1 mA / 6 V
1 mA / 6 V
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