| PARAMETER |
ARTIFACT/INSTRUMENT |
MEASUREMENT RANGE |
|
AC-DC DIFFERENCE |
Thermal Voltage Converters |
1 to 1000 volts (20, 50, 100 kHz)
0.5 to 20 volts (0.5 to 1 MHz)
0.5 to 3 volts (3, 10, 30, 50, 100 MHz)
|
|
AC VOLTAGE |
Calibrators/DMM |
10 mV to 20 V (10 Hz to 1 MHz)
20 to 1000 V (100 Hz to 30 KHz)
1000 V to 80 kV (50/60 Hz)
|
|
AC-DC DIFFERENCE |
Current |
5mA to 5A
10 to 20A
10 KHz
|
|
AC CURRENT |
Calibrators/DMM |
0.005 to 10 amp
10 to 500 amp
(60, 400 Hz)
|
|
CAPACITANCE |
Capacitors/Bridges |
0.001 pf to 1000 μf
|
|
DC RATIO |
Kelvin Varley Dividers |
0 to 1 ratio (<100 volts) |
|
Voltage Dividers |
10:1 ratio (<100 volts)
100:1 ratio (100 to 1000v)
|
|
DC RESISTANCE |
Thomas 1 Ω Resistors
Resistors/Bridges
|
1 Ω
10-1 Ω
10-2 to 10-4 Ω
10 to 103 Ω
104 Ω
104 to 105 Ω
106 to 108 Ω
109 to 1011 Ω
1012 to 1014 Ω
1015 Ω
|
|
DC VOLTAGE |
Solid State Reference |
1.018 V
10 V
|
|
Calibrators/DMM |
0.1 μV to 1000 V
|
|
High Voltage Instruments |
1 kV to 60 kV
|
|
INDUCTANCE |
Inductors,Impedance Bridges |
50, 100, 200 μH (1 kHz)
500 μH to 100 mH (1, 10 kHz)
500 mH (0.1, 0.4, 1 kHz)
1 H (0.1, 0.4, 1 kHz)
2 H (0.1, 0.4, 1 kHz)
5 H (0.1, 0.4, 1 kHz)
10 H (0.1, 0.4, 1 kHz)
|
|
PHASE ANGLE |
Phase Generators; Meters |
0-360°, 5 Hz-100 kHz |
|
RATIO, AC CURRENT |
Current Transformers |
0.25/5 to 100/5,
10/5 to 1200/5 (60,400 Hz)
|
|
RATIO, AC VOLTAGE |
Inductive Voltage Dividers |
0 to 1 ratio (1 kHz)
0 to 1 ratio (10 kHz)
0 to 1 ratio (500 kHz)
|
|
SINUSOIDAL/SHOCK SENSITIVITY |
Accelerometers |
0.1 to 1000 mV/g or pc/g |