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BK Precision | BK1785B

Programmable switching DC power supply 90 W; 18V/5A

BK Precision
Reference : BKPBK1785B
Brand : BK Precision
Alimentation DC programmable simple à découpage, 90 W.
* 0-18V
* 0-5 A
* Afficheur LED
* Interface RS-232
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Details

BK Precision  1785B

0-18V. 0-5A Digital Readout DC Power Supply with RS232 Interface

0-32V. 0-3A Digital Readout DC Power Supply with RS232 Interface

Models 1785B. 1786B. 1787B & 1788 are Programmable DC Power Supplies that offer new levels of "ease of use" and programmable functionality. Direct key in entry makes voltage and current selection fast. accurate and easy. In case calibration allows for simple. cost savings. uninterrupted operation.

■ Sixteen user programmable preset outputs

■ Controllable Output On/Off Switch

■ 10mV/10mA setable resolution

■ Closed case calibration

■ Low ripple and noise

■ Excellent temperature stability

■ Serial interface cable and software included 

Specificationsmodel 1785B
Technical Specifications
Output Ratings.
(0°C - 40°C)
Voltage0 ~ 18V
Current0 ~ 5A
LVP0 ~ 19V
Load Regulation.
±(% of output + offset)
Voltage≤0.01% + 3mV
Current≤0.1% + 2mA
Line Regulation.
±(% of output + offset)
Voltage≤0.1% + 3mV
Current≤0.1% + 2mA
Programming ResolutionVoltage10mV
Current110mA
Readback ResolutionVoltage0.05% + 15mV (<20V)
Current≤0.1% + 15mA
Programming Accuracy.
12 months. (@ 25°C ± 5°C)
±(% of output + offset)
Voltage≤0.05% + 10mV
Current<0.2% + 10mA
Readback Accuracy.
12 months. (@ 25°C ± 5°C)
±(% of output + offset)
Voltage<0.05% + 15mV (<20V). <0.05% + 120mV (≥20V)
Current<0.1% + 15mA
Ripple
(20Hz ~ 20MHz)
Voltage≤1mVrms/3mVp-p
Current5mArms
Temperature Coefficient.
(0°C ~ 40°C)
±(% of output + offset)
Voltage<0.02% + 5mV
Current<0.1% + 5mA
Readback Temperature Coefficient.
±(% of output + offset)
Voltage<0.02% + 15mV (<20V). <0.02% + 120mV (≥20V)
Current<0.1% + 15mA
Supplemental Characteristics
State Storage MemorySixteen (16) user-configurable stored states
Recommended Calibration Interval1 year
AC Input Ratings (selectable via switch on the rear panel)Option OP1: 220VAC ± 10%. 47 to 63 Hz
Option OP2: 110VAC ± 10%. 47 to 63 Hz
Maximum input power350VA
CoolingFan cooled
Operating Temperature32 to 104°F (0 to 40°C) for full rated output
Storage Temperature-68 to 158°F (-20 to 70°C) for storage environment.
Environmental ConditionsDesigned for indoor use in an installation category II. pollution degree 2 environment. Designed to operate at maximum relative humidity of 95% and at altitudes of up to 2000 meters.
WeightN.W: 12.3lbs. (5.6kg)
G.W: 14lbs. (6.4kg)
Dimensions (W x H x D)10" x 4.16" x 15" (255.7mm x 105.7mm x 382.7mm)
Product Details
41-Standard Manufacturer Warranty 2 YEARS
622-Accuracy (V) 0.05%
755-Type - Size "Standard - benchtop"
623-Current accuracy 0.2%
23-Voltage resolution 10mV
53-Current resolution (A) 10mA
68-Max. Power 90 W
57-Max. output voltage 18V DC
58-Max. output current 5A
56-Channel counts Single
717-Programmable Yes
501-Programming interfaces RS-232
55-Operating mode (Type) na
621-Ripple & noise 1 mV rms
120-Safety Overvoltage Cat I 60V
132-Package includes 1 cordon d'alimentation, 1 câble RS232, 1 logiciel PC.
35-Dimension (HxWxD) (mm) 106 x 383 x 256 mm
13-Net Weight 5 kg
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