Switching DC Power Supplies
開關變換器
Model : 1687B
* Features
Automatic CV/CC crossover operation
Lightweight and compact
Rotary encoder control for precise voltage and
current setting
Save up to 3 user-defined voltage and current
presets for quick recall
PC software for remote control and external
timed programming
Analog remote control function
USB interface
Front panel auxiliary output
Overvoltage, overtemperature, and overload
protection
* Output
Variable Output Voltage
1 – 36 V
Variable Output Current
0 – 10 A
* Vol tage 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 & Noi se
Ripple & Noise Voltage (rms)
≤5 mV
Ripple & Noise Voltage (peak-peak)
≤50 mV
Current Ripple & Noise (rms)
≤30 mAx`
* 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
* Full Load Input Current
4.6 A (100 VAC)
2.1 A (230 VAC)
* Efficiency
82% (100 VAC)
86% (230 VAC)
* Switching Frequency
100 – 120 kHz
* Tracking Overvoltage Protections
O/P 1-5 V: set voltage +2 V
O/P 5-20 V: set voltage +3 V
O/P 20-36 V: set voltage +4 V
* Transient Response Time (50-100% Load)
1.5 ms
* Power Factor Correction
> 0.95 at optimal load
* Cooling Method
Thermostatically controlled fan from zero to full speed
* Protections
Overload, Overvoltage, Overtemperature
* Special Features
3 User-Defined Voltage and Current Presets, Analog Remote Control
* External Timed Programming
Max. 20 voltage and current steps
Max. 99 min + 59 sec step time
Max. 999 running cycles
* General
Operating Temperature
32 °F to 104 °F (0 °C to 40 °C) ≤80% R.H.
Storage Temperature
5 °F to 158 °F (-15 °C to 70 °C) ≤85% R.H.
Dimensions (WxHxD)
7.9” x 3.5” x 8.2” (200 x 90 x 208 mm)
* Weight
5.2 lbs (2.4 kg)
Reviews
There are no reviews yet.