Lock; Math - Agilent Technologies 3458A User Manual

LOCK

Syntax
Remarks
Example

MATH

Syntax
reference frequency to the measured value.
•
Related Commands: LFREQ
10 OUTPUT 722; "LINE?"
20 ENTER 722;A
30 PRINT A
40 END
Lockout. Enables or disables the multimeter's keyboard
LOCK [control]
control
The control parameter choices are:
Numeric
control Query
Parameter Equiv.
OFF 0
ON 1
Power-on control = OFF.
Default control = ON.
•
The LOCK command is accessible from the front panel's alphabetic command
directory. However, executing the LOCK command from the front panel has no
effect.
•
After disabling the keyboard, you can only enable it from the controller or by
cycling power. The LOCK command disables the multimeter's Local key.
•
Query Command. The LOCK? query command returns the present LOCK
mode. Refer to "Query Commands" near the front of this chapter for more
information.
•
Related Commands: LOCAL LOCKOUT (GPIB command)
OUTPUT 722;"LOCK ON" !DISABLES THE KEYBOARD
The MATH command enables or disables real-time math operations.
MATH [operation_a][,operation_b]
!MEASURES THE LINE FREQUENCY
!ENTERS RESPONSE INTO COMPUTER'S A VARIABLE
!PRINTS RESPONSE
Description
Enables the keyboard (normal operation)
Disables the keyboard (pressing keys has no affect)
Chapter 6 Command Reference

LOCK

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