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12.4.3. Selecting a Supply
This command will select one power supply in a multi-drop chain. Subsequent
commands and queries will operate only on that supply, until a new one is selected.
At power-up, the LAN supply is automatically selected
Syntax: INSTrument:SELect <nn>
Parameter: <nn> is the supply’s RS-485 address. It is a number from 0 to 30
see sections 12.2.1 and 12.2.2 for set-up instructions
Example: INST:SEL 6
Query: INST:SEL? will return 06 in the example
Errors: SYSTEM:ERROR? may return errors including:
-241,”Hardware missing;address nn”, if nn is an invalid address
GLOBAL COMMANDS
The following global commands affect all power supplies on a multi-drop chain. See
section 12.4.2 for requirements. There is no query version of these commands
12.4.4. Global Set the Voltage Limit
This is the global version of the :VOLT command in section 11.2.1
Syntax: GLOBal:VOLTage[:LEVel][:IMMediate][:AMPLitude]<nn.nn>
Parameter: <nn.nn> is volts, the setting applied to all power supplies
Example: GLOB:VOLT 9.45
12.4.5. Global Set the Current Limit
This is the global version of the :CURR command in section 11.2.2
Syntax: GLOBal:CURRent[:LEVel][:IMMediate][:AMPLitude]<nn.nn>
Parameter: <nn.nn> is amps, the setting applied to all power supplies
Example: GLOB:CURR 350
12.4.6. Global Set the Output ON or OFF
This is the global version of the OUTP:STAT command in section 11.2.3
Syntax: GLOBal:OUTPut:STATe <0|1|OFF|ON>
Example: GLOB:OUTP:STAT 1 (or GLOB:OUTP:STAT ON)
12.4.7. Global Reset Power Supplies
This is the global version of the *RST command in section 11.7.2
Syntax: GLOBal:*RST
Example: GLOB:*RST
12.4.8. Global Save All Settings
This is the global version of the *SAV 0 command in section 11.7.3
Syntax: GLOBal:*SAV 0
Example: GLOB:*SAV 0
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