6
Performance Tests and Calibration
102
Keysight U1211A, U1212A, and U1213A User’s and Service Guide
Table 6-6
U1212A valid adjustment reference input values
Function
Range
Reference input value
Valid range for reference input
DC voltage
Short
SHORT
Short
V
and COM terminals
400 V
300.0 V
0.9 to 1.1
×
reference input value
1000 V
1000 V
0.9 to 1.1
×
reference input value
AC voltage
400 V
030.0 V (70 Hz)
0.9 to 1.1
×
reference input value
300.0 V (70 Hz)
0.9 to 1.1
×
reference input value
300.0 V (2 kHz)
0.9 to 1.1
×
reference input value
1000 V
100 V (70 Hz)
0.9 to 1.1
×
reference input value
1000 V (70 Hz)
0.9 to 1.1
×
reference input value
1000 V (2 kHz)
0.9 to 1.1
×
reference input value
DC current
Open
OPEN
Keep jaw closed without conductor
40 A
30 A
0.9 to 1.1
×
reference input value
400 A
300 A
0.9 to 1.1
×
reference input value
1000 A
300 A
0.9 to 1.1
×
reference input value
AC current
40 A
02.00 A (70 Hz)
0.9 to 1.1
×
reference input value
30.00 A (70 Hz)
0.9 to 1.1
×
reference input value
400 A
030.0 A (70 Hz)
0.9 to 1.1
×
reference input value
300.0 A (70 Hz)
0.9 to 1.1
×
reference input value
1000 A
50 A (70 Hz)
0.9 to 1.1
×
reference input value
300 A (70 Hz)
0.9 to 1.1
×
reference input value
Resistance
Short
SHORT
Short
Ω
and
COM
terminals
4 k
Ω
3.000 k
Ω
0.9 to 1.1
×
reference input value
400
Ω
300.0
Ω
0.9 to 1.1
×
reference input value
Capacitance
400 µF
300.0 µF
0.9 to 1.1
×
reference input value
4000 µF
3000 µF
0.9 to 1.1
×
reference input value