Programmable DC Power Supply Rigol DP831A

3-channel PSU for DC voltage power supply in a range from 0 to 30 V and current in a range from 0 to 5 A.

SKU: 841687 Category:

Rigol DP831A is a 3-channel programmable DC power supply with high accuracy of setting and maintaining voltage and current parameters, as well as low ripple and noise level. Rigol DP831A Power Supply may be used for output parameters control with the possibility of data storage for further analysis. User can program the output parameters, delay and synchronization conditions. The parameters are displayed in real time on the 3.5-inch screen in digital, analogue and graphical forms. The power supply unit meets the safety requirements and has current, voltage and temperature protection. The device will be useful in a repair workshop, in industry, in a laboratory etc.

Features

  • 3 channels.
  • Fast transient responce time: < 50 μs.
  • 3.5 inch TFT display.
  • Fan cooling method.
  • Connectivity including USB Host & Device, LAN, and Digital IO.
  • Standards: CE, cTUVus, ISO9001:2008, ISO14001:2004.

Manuals

Download Rigol DP831A User’s Guide.

Download Rigol DP831A Quick Guide.

Software

Download UltraSigma communication software.

Technical Specifications

Channels 3
DC Output (measurement accuracy at 0℃ to 40℃) Voltage/current CH1: 0 to 8 V / 0 to 5 A
CH2: 0 to +30 V / 0 to 2 A
CH3: 0 to -30 V / 0 to 2 A
OVP/OCP CH1:1 mV ~ 8.8 V / 0.1 mA ~ 5.5 A
CH2:1 mV ~ 33 V / 0.1 mA ~ 2.2 A
CH3:-1 mV ~ -33 V / 0.1 mA ~ 2.2 A
Load Regulation Rate
±(Output Percentage + Offset)
Voltage <0.01%+2 mV
Current <0.01%+250 μA
Linear Regulation Rate
±(Output Percentage + Offset)
Voltage <0.01%+2 mV
Current <0.01%+250 μA
Ripples and Noise (20 Hz to 20 MHz) Normal Mode Voltage <350 μVrms/2 mVpp
Normal Mode Current <2 mArms
Common Mode Current <1.5 μArms
Annual Accuracy (25℃±5℃)
±(Output Percentage + Offset)
Programming Voltage 0.1%+20 mV
Current 0.2%+10 mA
Readback Voltage 0.1%+20 mV
Current 0.2%+10 mA
Resolution Programming Voltage 1 mV
Current CH1: 0.3 mA
CH2/CH3: 0.1 mA
Readback Voltage 0.1 mV
Current 0.1 mA
Display Voltage 1 mV
Current 1 mA
Command Processing Time <100 ms
Temperature Coefficient per℃
(Output Percentage + Offset)
Voltage 0.01%+2 mV
Current 0.02%+3 mA
Stability ±(Output Percentage + Offset) Voltage CH1: 0.03%+1 mV
CH2/CH3: 0.02% + 2 mV
Current CH1: 0.1%+3 mA
CH2/CH3: 0.05% + 1 mA
Voltage Programming Control Speed
(1% within the total variation range)
Rise Full Load CH1: <11 ms
CH2/CH3: <50 ms
No Load CH1: <10 ms
CH2/CH3: <25 ms
Fall Full Load CH1: <13 ms
CH2/CH3: <30 ms
No Load CH1: <200 ms
CH2/CH3: <400 ms
OVP/OCP Accuracy ±(Output Percentage +
Offset)
0.5%+0.5 V/0.5%+0.5 A
Activation Time 1.5 ms (OVP≥3 V)
<10 ms (OVP<3 V and OCP)
Interfaces USB Device, USB Host, LAN, RS232, Digital IO
Power AC Input (50 Hz to 60 Hz)

100 V AC+10%, 115 V AC+10%
230 V AC+10% (maximum 250 V AC)
Dimensions 239 × 157 × 418 mm
Weight 9.0 kg

Package Contents

  • Rigol DP831A Programmable DC Power Supply – 1 pc.
  • Power cord – 1 pc.
  • USB data cable – 1 pc.
  • Fuse (50T-025H 250V 2.5A) – 1 pc.