Agilent Technologies 3458A Calibration Manual page 88

High Frequency Temperature Coefficient
For outside Tcal ±5°C add the following error.
(% of Reading)/°C
Frequency
Range 2 – 4 MHz
10 mV – 1 V 0.02
10 V – 1000 V 0.08
Analog Mode (ACV Function, SETACV ANA)
Maximum
Range Full Scale Resolution
10 mV 12.00000 10 nV
100 mV 120.0000 100 nV
1 V 1.200000 1 µV
10 V 12.00000 10 µV
100 V 120.0000 100 µV
1000 V 700.000 1 mV
2
ACAccuracy
24 Hour to 2 Year (% Reading + % Range)
Range 10Hz to 20 Hz to
20 Hz 40 Hz
10 mV 0.4 + 0.32 0.15 +0.25 0.06 +0.25 0.02 + 0.25 0.15 + 0.25 0.7 + 0.35
100 mV–10 V 0.4 + 0.02 0.15 +0.02 0.06 + 0.01 0.02 + 0.01 0.15 + 0.04 0.6 + 0.08
100 V 0.4 + 0.02 0.15 +0.02 0.06 + 0.01 0.03 + 0.01 0.15 + 0.04 0.6 + 0.08
1000 V 0.42+0.03 0.17 +0.03 0.08 + 0.02 0.06 + 0.02 0.15 + 0.04 0.6 + 0.2
AC+ DC Accuracy (ACDCV Function)
For ACDCV Accuracy apply the following additionat error to the ACV accuracy. (% of Reading + % of
Range)
DC < 10% of AC Voltage
Range Accuracy
10 mV 0.0 + 0.2
100 mV–1000 V 0.0 + 0.02
Additional Errors
Apply the following additional errors as appropriate to your particular measurement setup.
LOW Frequency Error (% of Reading )
10 Hz–1 kHz
Signal Frequency NPLC >10
10–200 Hz 0
200–500 Hz 0
500–1 kHz 0
1–2 kHz 0
2–5 kHz 0
5–10 kHz 0
88 Appendix A Specifications
Maximum Input
HI to LO
LO to Guard
Guard to Earth ±500 V pk
4 – 10 MHz
Volt – Hz
0.08
Product
0.08
Input Impedance
W
±15% with<140pF 0.003 + 0.006
1 M
W
±15% with<140pF 0.002 + 0
1 M
W
±15% with<140pF 0.002 + 0
1 M
W
1 M ±2% with<140pF
W
1 M ±2% with<140pF
W
1 M ±2% with<140pF
40 Hz to 100 Hz to
100 Hz 20 kHz
Temperature
3
Coefficient
0 + 0.015
0 + 0.001
ACBAND Low
1–10 kHz >10 kHz
NPLC >1 NPLC> 0.1
0.15
0.015 0.9
0 0.2
0 0.05
0 0.01
Rated Input Non-Destructive
±1000 V pk ±1200 V pk
±200 V pk ±350 V pk
±1000 V pk
8
1x10
Temperature Coefficient
(% of Reading+ % of Range) / °C
0.002 + 0
0.002 + 0
0.002 + 0
20 kHz to 50 kHz to 100 kHz to
50 kHz 100 kHz 250 kHz
4 + 0.7
2 + 0.5
2 + 0.5
DC >10% of AC Voltage
Accuracy
Temperature Coefficient
0.15 + 3 0 + 0.06
0.15 + 0.25 0 + 0.007
Crest Factor Error (% of
Reading)
Crest Additional
Factor Error
1–2 0
2–3 0.15
3–4 0.25
4–5 0.40
1. Additional error beyond
±1°C, but within ±5°C of last
A CAL.
2. Specifications apply full
scale to 1/20 full scale,
1
sinewave input, crest factor
= 1.4, and PRESET. Within
24 hours and ±1°C of Iast
ACAL, Lo to Guard switch
on to.
Maximum DC is limited to
400 V in ACV function.
Add 2 ppm of reading
additional error for factory
traceability of 10V DC to US
NIST.
250 kHz to 500 kHz to
500 kHz 1 MHz
3 + 0.6 5+2
3 + 0.6 5+2
3. Additional error beyond
3
±1°C, but within ±5
last ACAL,
(% of Reading + % of
Range) / °C.
1 MHz to
2 MHz
10+5
°
C of