3301A MAINFRAME OPERATION MANUAL 15
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MASTER
Purpose :
Select 4 or 8 channel load modules to be controlled when Master/Slave "D" type cable is
connected between two 3301A mainframe and only one GPIB interface is used.
Command syntax :
MASTER{SP}{ON｜OFF}{;NL}
Note
：
Default Master OFF
Description :
MASTER ON control up to 8 channels of the Electronic load module if the Master/Slave "D"
type cable is connected on real panel of the two 3301A mainframe. At this time, the second
unit of 3301A mainframe ( it is connected by 25 pin "D" type connector only, the GPIB cable
is not connected in this unit ). SLAVE LED annuciator on the lower and right hand corner of
the 3301A mainframe is lit, and the REM LED annuciator of each load module is lit also to
indication remote programming operation.
MASTER OFF controls up to 4 channels of the Electronic load module in 3301A mainframe.
Example :
Master ON; Control channel 5 - channel 8 of another slave 3301A mainframe.
PRES
Purpose :
Set the 4 1/2 digit current Meter to display the programming load current level.
Command syntax :
PRES[:TRIG]{SP}{ON｜OFF}{;NL}
Description :
The PRESET ON command set the 4 1/2 DCM and Imonitor BNC output to display or output the
programming load current level.
PRES OFF Command set the 4 1/2 DCM to display the actual load current which current is down
through the load input, and the Imonitor BNC output signal is proportional to the actual
load current.
Example :
a.PRES ON
b.PRES OFF
c.PRES：TRIG ON
Summary of Contents for 3301A
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