Part I Specifications: Absolute System Uncertainty
19
DC Current
Cardinal Point Output
24 hour Uncertainty,
±
2
°
C,
±
10% rh
±
(ppm output)
1 mA
60 ppm
10 mA
60 ppm
±
100 mA
110 ppm
190 mA
97 ppm [1]
0.5A
235 ppm
±
1A
190 ppm
2A
200 ppm [2]
2.2A
200 ppm [2]
1.
5500A 90-day specification.
2. Uncertainty is determined by extrapolation.
Resistance
Cardinal Point Output (applies for 2W, 4W,
and pseudo 4W COMP modes)
24 hour Uncertainty,
±
2
°
C,
±
10% rh
±
(ppm output)
10
Ω
125 ppm
19
Ω
130 ppm
100
Ω
36 ppm
190
Ω
26 ppm
1 k
Ω
33 ppm
1.9 k
Ω
29 ppm
10 k
Ω
37 ppm
19 k
Ω
31 ppm
100 k
Ω
29 ppm
190 k
Ω
42 ppm
1 M
Ω
34 ppm
1.9 M
Ω
139 ppm [1]
10 M
Ω
135 ppm
19 M
Ω
775 ppm
100 M
Ω
950 ppm
1.
5500A 90-day specification.
