Introduction and Specifications
Secondary Electrical Specifications 1
1-13
Secondary Electrical Specifications
Secondary performance specifications and operating characteristics are included in uncertainty specifications.
They are provided for special calibration requirements such as stability or linearity tests.
AC Secondary Performance
Voltage
Range
Frequency Range
24 Hour AC
Stability ± 1 °C
Slow Filter Peak-
Peak ± μV
Temperature Coefficient
[1]
Input
Resistance
[2]
10 °C to 40 °C
0 °C to 10 °C
40 °C to 50 °C
ppm / °C
2.2 mV
10 Hz - 20 Hz 0.4 50 50
20 Hz - 40 Hz 0.4 50 50
40 Hz - 20 kHz 0.4 50 50
20 kHz - 50 kHz 0.4 50 50
10 MΩ
50 kHz - 100 kHz 0.8 75 75
100 kHz - 300 kHz 1.5 100 100
300 kHz - 500 kHz 3.0 150 150
500 kHz - 1 MHz 4.5 200 200
7 mV
10 Hz - 20 Hz 0.4 15 15
20 Hz - 40 Hz 0.4 15 15
40 Hz - 20 kHz 0.4 15 15
20 kHz - 50 kHz 0.4 15 15
10 MΩ
50 kHz - 100 kHz 0.8 25 25
100 kHz - 300 kHz 1.5 60 60
300 kHz - 500 kHz 3.0 80 80
500 kHz - 1 MHz 4.5 125 125
22 mV
10 Hz - 20 Hz 0.4 5 5
20 Hz - 40 Hz 0.4 5 5
40 Hz - 20 kHz 0.4 5 5
20 kHz - 50 kHz 0.4 5 5
10 MΩ
50 kHz - 100 kHz 0.8 8 8
100 kHz - 300 kHz 1.5 10 10
300 kHz - 500 kHz 3.0 40 40
500 kHz - 1 MHz 4.5 100 100
± (ppm of Reading)
70 mV
10 Hz - 20 Hz 18 5 5
20 Hz - 40 Hz 18 5 5
40 Hz - 20 kHz 18 5 5
20 kHz - 50 kHz 18 5 5 10 MΩ
50 kHz - 100 kHz 24 8 8
100 kHz - 300 kHz 24 10 10
300 kHz - 500 kHz 48 30 30
500 kHz - 1 MHz 150 75 75
220 mV
10 Hz - 20 Hz 12 1.5 3.0
20 Hz - 40 Hz 8 1.5 3.0
40 Hz - 20 kHz 8 1.5 3.0 10 MΩ
20 kHz - 50 kHz 8 2.0 3.0
50 kHz - 100 kHz 18 5.0 8.0
100 kHz - 300 kHz 24 10.0 10.0
300 kHz - 500 kHz 36 20.0 20.0
500 kHz - 1 MHz 120 50.0 50.0