Specifications 2
34980A Service Guide 29
Additional Low Frequency Error for ACV, ACI (% of reading)
Additional Error for Frequency, Period (% of reading)
Temperature Specifications
[1]
For total measurement accuracy, add temperature probe error.
Frequency AC Filter Slow AC Filter
Medium
AC Filter Fast
10 Hz – 20 Hz
20 Hz – 40 Hz
40 Hz – 100 Hz
100 Hz – 200 Hz
200 Hz – 1 kHz
>1 kHz
0
0
0
0
0
0
0.74
0.22
0.06
0.01
0
0
–
–
0.73
0.22
0.18
0
Aperture (Digits)
Frequency 1 second
(6 digits)
0.1 seconds
(5 digits)
0.01 seconds
(4 digits)
3 Hz – 5 Hz
5Hz – 10 Hz
10 Hz – 40 Hz
40 Hz – 100 Hz
100 Hz – 300 Hz
300 Hz – 1 kHz
>1 kHz
0
0
0
0
0
0
0
0.12
0.17
0.2
0.06
0.03
0.01
0
0.12
0.17
0.2
0.21
0.21
0.07
0.02
Temperature Type 1-year accuracy
[1]
24 hour Extended
range
[1]
1-year
accurac
y
Temp
Coefficient
Thermocouple
(34921A only, includes
cold junction accuracy on
terminal block)
B
E
J
K
N
R
S
T
1100 °C to 1820 °C
–150 °C to 1000 °C
–150 °C to 1200 °C
–100 °C to 1200 °C
–100 °C to 1300 °C
300 °C to 1760 °C
400 °C to 1760 °C
–100 °C to 400 °C
1.2 °C
1.0 °C
1.0 °C
1.0 °C
1.0 °C
1.2 °C
1.2 °C
1.0 °C
400 °C to 1100 °C
–200 °C to –150
°C
–210 °C to –150
°C
–200 °C to –100
°C
–200 °C to –100
°C
–50 °C to 300 °C
–50 °C to 400 °C
–200 °C to –100
°C
1.8 °C
1.5 °C
1.2 °C
1.5 °C
1.5 °C
1.8 °C
1.8 °C
1.5 °C
0.03 °C
0.03 °C
0.03 °C
0.03 °C
0.03 °C
0.03 °C
0.03 °C
0.03 °C
RTD R
o
from 49 to
2.1 k
–200 °C to 600 °C 0.06 °C 0.003 °C
Thermistor 2.2k, 5k, 10k
–80 °C to 150 °C 0.08 °C 0.002 °C
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