化工儀器網
詳細介紹
美國BK 1688B直流電源特點：
可變輸出電壓：1-18伏
可變輸出電流：0～20 A
自動CV/CC交叉操作
輕便緊湊
精密電壓電流設定的旋轉編碼器控制
3用戶定義的電壓和電流預置
用PC軟件實現(xiàn)遠程控制和外部定時編程的USB接口
模擬遙控功能
過電壓、過溫和過載保護
美國BK 1688B直流電源發(fā)貨清單：
電源線
指導手冊
應用軟件光盤
傳輸線
遠程控制連接器
美國測試參數：
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) | 4.6 A (100 VAC) | 4.6 A (100 VAC) |
Efficiency | 82% (100 VAC) | 82% (100 VAC) | 81% (100 VAC) |
Switching Frequency | 100 – 120 kHz | ||
Tracking Overvoltage Protections | O/P 1-5 V: set voltage +2 V | O/P 1-5 V: set voltage +2 V | O/P 1-5 V: set voltage +2 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 | ||
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 (HxD) | 7.9” x 3.5” x 8.2” (200 x 90 x 208 mm) | ||
Weight | 5.2 lbs (2.4 kg) | ||
Supplied accessories | Power cord, instruction manual, application software CD, USB cable, remote control connector | ||
Warranty | Two Year Warranty | ||
化工儀器網