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General Information30
Table 1-3a. Performance Specifications for Series 667xA
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Parameter Agilent Model Number
6671A 6672A 6673A 6674A 6675A
Output Ratings
Voltage: 0 - 8 V 0 - 20 V 0- 35 V 0 - 60 V 0 - 120 V
Current:@ 0 to 55°C
0 - 220 A 0 - 100 A 0 - 60 A 0 - 35 A 0 - 18 A
Programming Accuracy (@ calibration temperature* ± 5 °C)
Voltage: 0.04% +
8 mV
20 mV
35 mV
60 mV 120 mV
Current: 0 . l % + 125 mA
60 mA
40 mA
25 mA
12 mA
Ripple & Noise (from 20 Hz to 20 MHz with outputs ungrounded, or with either output terminal grounded)
Constant Voltage: rms
650 µV 750 µV 800 µV
1.25 mV 1.9 mV
Constant Voltage: p-p 7 mV 9 mV 9 mV 11 mV 16 mV
Constant Current: rms
200 mA
100 mA 40 mA 25 mA 12 mA
Readback Accuracy (from front panel or over GPIB with respect to actual output @ calibration temp
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± 5 °C)
Voltage: 0.05% + 12 mV 30 mV 50 mV 90 mV 180 mV
Current: 0.1% + 150 mA 100 mA 60 mA 35 mA 18 mA
Load Regulation (change in output voltage or current for any load change within ratings)
Voltage: 0.002% +
300 µV 650 µV
1.2 mV 2 mV 4 mV
Current: 0.005% +
10 mA 7 mA 4 mA 2 mA 1 mA
Line Regulation (change in output voltage or current for any line change within ratings
Voltage: 0.002% +
300 µV 650 µV
1.2 mV 2 mV 4 mV
Current: 0.005% +
10 mA 7 mA 4 mA 2 mA 1 mA
bisep>
Transient Response Time (for the output voltage to recover to its previous level (within 0.1% of the rated voltage or
20 mV, whichever is greater) following any step change in load current up to 50% of the rated current.
< 900 µs
AC Input Ratings (selectable via internal switching - see Appendix B)
Nominal line voltage
200 Vac:*
174-220 Vac
*below 185 Vac, derate output voltage
linearly to :
7.8 V 18.0 V 31.5 V 56.5 V 108 V
230 Vac:
F requency range:
191-250 Vac
47-63 Hz
Output Terminal Isolation
±240 Vdc (maximum, from chassis ground)
Notes:
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For Supplemental Characteristics, see Table 1-3b.