B&K Precision 1671A Datasheet
Data Sheet
Triple Output DC Power Supplies
Models 1670A and 1671A
These triple output DC power supplies are ideal for general electronic servicing, school
electronics labs, and powering up hobbyist’s projects.
Model 1670A 1671A
Output Parameters
Number of Outputs Three (1 variable, 2 fixed)
Range
onstant Voltage Operation
C
Line Regulation
Load Regulation
Ripple & Noise ≤ 5 mV rms
Constant Current Operation
Adjustable Current Range 5% to 100% (Main)
Line Regulation ≤ 0.4% + 10 mA
Load Regulation ≤ 0.4% + 10 mA
Ripple & Noise ≤ 10 mA rms
Metering
Display 3-digit LCDs
Voltmeter Resolution 0.1 V
Voltmeter Accuracy ±(1% reading + 2 digits)
Ampmeter Resolution 0.01 A
Ampmeter Accuracy ±(1% reading + 2 digits)
General
Overload Protection Current limiting, Reverse polarity, Over voltage, Short circuit
AC Input 115/230 VAC, 50/60 Hz
Power Consumption 165 W 265 W
Operating Temperature 0° to 40°C < 10-80% R.H.
Storage Temperature -15° to 70°C < 85% R.H.
Dimensions (H x W xD)
Weight 10 lbs (4.5 kg) 14.3 lbs (6.5 kg)
Included Accessories Instruction manual and spare fuse
0-30 V / 0-3 A (variable)
12 V ±5% / 500 mA (fixed)
5 V ± 5% / 500 mA (fixed)
≤ 0.05% + 10 mV (main)
≤ 1% (fixed output)
≤ 0.05% + 10 mV (main)
≤ 1% (fixed output)
4.9” x 8.5” x 9.5"
(124 x 216 x 242 mm)
0-30 V / 0-5 A (variable)
12 V ±5% / 500 mA (fixed)
5 V ± 5% / 500 mA (fixed)
4.9” x 8.5” x 11.5"
(124 x 216 x 292 mm)
One-Year Warranty
Model 1671A
■ One variable 0 - 30 VDC,
0 - 3 A variable section (1670A)
0 - 5 A variable section (1671A)
■ One 12 VDC fixed section
■ One 5 VDC fixed section
■ Constant voltage (CV) and constant current
(CC) operation modes
■ Short circuit and reverse polarity protection
■ cUL certified
Technical data subject to change
© B&K Precision Corp. 2014
v042114
www.bkprecision.com
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