Rigol DP800 Series Programming Guide

Chapter 2 Command System RIGOL
DP800 Programming Guide 2-15
:INSTrument Commands
Command List:
 :INSTrument:NSELect
 :INSTrument[:SELEct]
:INSTrument:NSELect
Syntax :INSTrument:NSELect {1|2|3}
:INSTrument:NSELect?
Description Select the desired channel.
Query the channel currently selected.
Parameter
Name Type Range Default
{1|2|3} Discrete 1|2|3 1
Explanation In this command, numbers are used in place of the channel labels in
the
:INSTrument[:SELEct] command.
Return Format The query returns 1, 2 or 3.
Example :INST:NSEL 3 /*Select CH3*/
:INST:NSEL? /*Query the channel currently selected and the query returns 3*/
Related
Command
:INSTrument[:SELEct]
:INSTrument[:SELEct]
Syntax :INSTrument[:SELEct] {CH1|CH2|CH3}
:INSTrument[:SELEct]?
Description Select the desired channel.
Query the channel currently selected.
Parameter
Name Type Range Default
{CH1|CH2|CH3} Discrete CH1|CH2|CH3 CH1
Return Format The query returns CH1:8V/5A, CH2:30V/2A, CH3:-30V/2A (DP831A) or CH1:30V/3A,
CH2:30V/3A, CH3:5V/3A (DP832A and DP832).
Example :INST CH3 /*Select CH3*/
:INST? /*Query the channel currently selected and
the query returns CH3:-30V/2A */
Related
Command
:INSTrument:NSELect

Rigol DP800 Series Specifications

General

Voltage Resolution	1 mV
Current Resolution	1 mA
Overvoltage Protection (OVP)	Yes
Overcurrent Protection (OCP)	Yes
Operating Temperature	0°C to 40°C
Load Regulation (CV)	±(0.01% + 2mV)
Load Regulation (CC)	±(0.02% + 2mA)
Line Regulation (CV)	±(0.01% + 2mV)
Display	LCD
Interface	USB
Protections	OVP, OCP
Remote Control	Yes
Storage Temperature	-20°C to 60°C
Number of Channels	3 (DP831A, DP832, DP832A), 2 (DP821, DP821A)
Output Voltage Range	0-30V (CH1), 0-30V (CH2), 0-5V (CH3 for DP831A/DP832/DP832A), 0-30V (CH1), 0-5V (CH2) (DP821/DP821A)
Output Current Range	0-3A (CH1), 0-3A (CH2), 0-3A (CH3 for DP831A/DP832/DP832A), 0-3A (CH1), 0-3A (CH2) (DP821/DP821A)
Total Power	195W (DP831A, DP832, DP832A), 160W (DP821, DP821A)
Output Power	90W (CH1), 90W (CH2), 15W (CH3 for DP831A/DP832/DP832A), 90W (CH1), 70W (CH2) (DP821/DP821A)
Current Accuracy	±(0.1% + 2mA)