B&K Precision 1688B - Manual User Manual
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Models
1685B
1687B
1688B
Tracking Overvoltage
Protection
O/P 1-5 V: set
voltage +2 V
O/P 5-20 V: set
voltage +3 V
O/P 20-60 V: set
voltage +4 V
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
O/P 1-5 V: set
voltage +2 V
O/P 5-18 V: set
voltage +3 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
Overvoltage, Overtemperature, Overload
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
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)
Supplied Accessories
Power cord, instruction manual, application software
CD, USB cable, remote control connector
Note: All specifications apply to the unit after a temperature stabilization time of 15
minutes over an ambient temperature range of 23 °C ± 5 °C. Specifications are
subject to change without notice.
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