2 kW Characteristics
N6976A N6977A N7976A N7977A
Resistance programming
TempCo:
TempCo:
0.0060%
0.0050%
0.0060%
0.0046%
0.0050% 0.0046%
Over-Voltage Protection
Maximum setting:
Response time:
3
Accuracy:
Accuracy:
144 V
<30 µs
0.03% +17 mV
0.03% +11 mV
192 V
<30 µs
0.03% +24 mV
0.03% +14 mV
144 V
<30 µs
0.03% +11 mV
192 V
<30 µs
0.03% +14 mV
Voltage measurement noise (peak):
4
18 mV 23 mV 18 mV 23 mV
Current measurement noise (peak)
4
6 mA 4 mA 6 mA 4 mA
Current measurement low range noise
(peak) N/A N/A 4 mA 2 mA
Output current noise
5
CC rms: 15 mA 15 mA 15 mA 15 mA
Common mode current
5
CC rms:
CC peak-to-peak:
2 mA
10 mA
2 mA
10 mA
2 mA
10 mA
2 mA
10 mA
Voltage up-
programming time
6
10% to 90%:
Settling time:
8
3 ms
10 ms
Also applies to
0.5 ms
1 ms
Voltage down-
programming time
7
90% to 10%:
Settling time:
8
3 ms
10 ms
Also applies to
0.35 ms
0.8 ms
Current up- and down-
programming time
9
10% to 90%:
90% to 10%:
2.5 ms
2.5 ms
2.5 ms
2.5 ms
Output-on delay time
Voltage priority:
with Relay Option on:
Current priority:
with Relay Option on:
12 ms
38 ms
14 ms
46 ms
12 ms
38 ms
14 ms
46 ms
Line regulation
Voltage:
Current:
< 10 µV
< 10 µA
< 10 µV
< 10 µA
Small signal bandwidth
Voltage programming:
10
Current programming:
11
Voltage measurement:
Current measurement:
N/A
Also applies to
DC to 1 kHz (-1dB);DC to 2 kHz (-3dB)
DC to 70 Hz (-1dB);DC to 120 Hz (-3dB)
DC to 14 kHz (-1dB);DC to 25 kHz (-3dB)
DC to 14 kHz (-1dB);DC to 25 kHz (-3dB)
Keysight N6900/N7900 Series Operating and Service Guide 53
1 Quick Reference