Table 4- 3 – Agilent Technologies U2802A User Manual
Page 55
Product Specifications
4
Agilent U2802A 31-Channel Thermocouple Input User’s Guide
45
Table 4-3 U2802A measurement accuracy with U2356A, at 0 to 18 °C and 28 to 45 °C,
with different number of averaging points.
Thermocouple Measurements Accuracy
(U2356A @ 0 °C to 18 °C and 28 °C to 45 °C)
T/C
Type
ITS-90
Temperature
Range (°C)
Optimum
Measurement
Range(°C)
Without
averaging
(± °C)
50 points
averaging
(± °C)
500 points
averaging
(± °C)
Low
High
Low
High
B
0
1820
1100
1820
6.1
3.1
2.4
400
1100
14.4
6.3
2.7
E
–270
1000
–150
1000
3.0
2.6
2.6
–200
–150
4.2
3.7
3.6
J
–210
1200
–150
1200
2.9
2.5
2.5
–210
–150
4.9
4.1
4.0
K
–270
1372
–100
1200
3.3
2.9
2.9
–200
–100
5.3
4.2
4.0
N
–270
1300
–100
1300
3.4
2.7
2.6
–200
–100
6.8
4.6
4.1
R
–50
1768
300
1760
6.2
3.7
3.2
–50
300
15.7
7.2
3.8
S
–50
1768
400
1760
6.4
4.0
3.4
–50
400
14.2
6.6
3.4
T
–270
400
–100
400
3.0
2.4
2.2
–200
–100
5.3
4.2
3.9
U2802A_UG.book Page 45 Friday, November 25, 2011 10:57 AM