7 specifications, Specifications, 7specifications – B&K Precision 1688B - Manual User Manual
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7
Specifications
Models
1685B
1687B
1688B
Output
Variable Output Voltage
1 – 60 V
1 – 36 V
1 – 18 V
Variable Output Current
0 – 5 A
0 – 10 A
0 – 20 A
Voltage Regulation
Load (0-100% Load)
≤ 50 mV
Line (90-132 VAC, 170-264
VAC Variation)
≤ 20 mV
Current Regulation
Load (10-90% Rated Voltage)
≤ 100 mA
Line (90-132 VAC, 170-264
VAC Variation)
≤ 50 mA
Ripple & Noise
Ripple & Noise Voltage (rms)
≤ 5 mV
Ripple & Noise Voltage
(peak-peak)
≤ 50 mV
Current Ripple & Noise (rms)
≤ 30 mA
Meter Type & Accuracy
Voltage Meter
3-Digit LED Display ± 0.2% + 3 counts
Current Meter
3-Digit LED Display ± 0.2% + 3 counts
Other
Input Voltage
100-240 VAC 50/60 Hz
Full Load Input Current
3.7 A (100 VAC)
1.7 A (230 VAC)
4.6 A (100 VAC)
2.1 A (230 VAC)
4.6 A (100 VAC)
2.1 A (230 VAC)
Efficiency
82% (100 VAC)
86% (230 VAC)
82% (100 VAC)
86% (230 VAC)
81% (100 VAC)
85% (230 VAC)
Switching Frequency
100 – 120 kHz