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Chapter 2 specifications, 1 specifications – B&K Precision 1785B - Manual User Manual

Page 13

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13

Chapter 2 Specifications

2.1 Specifications

Parameter

1785B

1786B

1787B

1788

Output Ratings,
( 0 °C - 40 °C)

Voltage

0 ~18
V

0 ~32
V

0 ~72
V

0 ~32
V

Current

0 ~5 A

0 ~3 A

0~1.5
A

0~6 A

LVP

0 ~19
V

0 ~33
V

0 ~73
V

0 ~33
V

Load Regulation,
±(of output+offset)

Voltage

(rated current < 3 A) <0.01% + 3 mV

(rated current< 10 A) <0.02% + 5 mV

Current

<0.1% + 5 mA

Line Regulation,
±(of output+offset)

Voltage

<0.1% + 3 mV

Current

<0.1% + 2 mA

Programming

Resolution

Voltage

10 mV

Current

10 mA

Readback Resolution

Voltage

10 mV(<20 V)

100 mV(

≥20 V)

Current

10 mA

Programming

Accuracy, 12months,
(@ 25 °C ± 5 °C)
±(of output+offset)

Voltage

<0.05% + 10 mV

Current

<0.2%+10 mA

Readback Accuracy
12months,

(25 °C ± 5 °C)
±(of output+offset)

Voltage

<0.05%+15 mV(<20 V), <0.05%+120

mV(

≥20 V)

Current

<0.1%+15 mA

Ripple
(20Hz ~20MHz)

Voltage

≤1 mVrms/3 mVp-p

Current

5 mArms

Temperature
Coefficient,

(0 °C ~ 40 °C)
±(of output+offset)

Voltage

<0.02%+5 mV

Current

<0.1%+5 mA

Readback
Temperature,

Coefficient,
±(of output+offset)

Voltage

<0.02%+15 mV(<20 V), <0.02%+120

mV(

≥20 V)

Current

<0.1%+15 mA

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