B-10
BOP-1K 091719
FIGURE B-4. USING LIST COMMANDS TO MEASURE SAMPLE AT START OF PULSE
B.23
OUTPut:CONTrol COMMAND
OUTP:CONT
Syntax:
Short Form: OUTP:CONT0 {HON | LON | HOFF | LOFF | LPOFF | OFF}
Long Form: OUTPut:CONTrol {HON | LON | HOFF | LOFF | LPOFF | OFF}
Description:
Controls the operation of the Remote on/off pin 2 of the Trigger port.
The configuration may be
saved for power-up using MEM:UPD INT. Factory default setting is HOFF
HON: when pin 2 is logic 1 (high) or open (not connected), output is on (enabled). When logic 0 or
short circuit applied to the pin, output is off (disabled) (see NOTE below).
LON: when logic 0 (low) or short circuit applied to pin 2, the output is on (enabled), when logic 1 or
open (not connected) output is off (disabled) (see NOTE below).
HOFF: when pin 2 is logic 1 or open (not connected), output is off (disabled). When logic 0 or short cir-
cuit applied to the pin, user can set output on (enabled) via either front panel or by sending OUTP ON
command.
LOFF: when logic 0 or short circuit applied to pin 2, the output is off (disabled), when logic 1 or open
(not connected) user can set output on (enabled) via either front panel or by sending OUTP ON com-
mand.
LPOFF - Logic 0 or short-circuit for at least 100
S on pin 2 causes the output to go off (disabled).
Logic 1 or open does not affect the output; an OUTP ON command must be issued to enable the out-
put.
OFF - pin 2 of the Trigger port is disabled and the unit does not respond to signals applied to this pin.
NOTE: HON and LON disable the front panel STANDBY key and prevent OUTP ON and OUTP OFF com-
mands from controlling the output.
NOTES: 1. The power supply is assumed to be operating in constant voltage mode.
2. This example creates a 3 Ampere, 100mS current pulse and performs a current measurement dur-
ing the first five mS of the pulse.
LIST:CLE
Clear list.
LIST:SET:SAMPLE .0003125
Establishes the sample timing. The value was determined by dividing the
sample time (0.005S) by the number of samples (16):
(0.005/16 = 0.0003125).
LIST:CURR 0;:LIST:DWELL .030
Establishes the list as a current list and sets dwell time for all points at 30
mS.
LIST:SAMPLE:CURR 16,3
Creates the sample of the waveform. The output level is 3 amperes and the
number of samples is 16.
LIST:CURR:APPL LEVEL,.095,3
Creates the initial part of the level. It is established by multiplying the time
per sample times the number of samples (16) and subtracting it from the
total time of the pulse(100 mS):
[0.1 - (0.0003125 x (16)] = 0.0950000]
LIST:CURR:APPLY LEVEL,.001,0
Creates the end of the current pulse.
LIST:COUNT 1
Sets the number of loops to one. NOTE: Count MUST be set to 1 when
measuring a sample, otherwise error -100 “command error” will result.
NOTE: The following five commands execute the function:
FUNC:MODE CURR
Sets unit to constant current mode.
CURR 0
Sets current to 0 Amperes.
VOLT 10
Sets voltage to 10 Volts.
OUTP ON
Sets the output to ON.
CURR:MODE LIST
Causes the list to be executed. Note that the four prior commands ensure
that the unit is working in current mode and has its output on before the
current pulse is sent.
MEAS:TRAN?
After executing the list, this query returns the measured value of the sam-
ple. For example, assuming the unit output took 5 mS to become 3
Amperes, the returned value will be around 1.5 Amperes: 1.5003E0
(1.5003 Amperes)
Содержание BOP-ME 1KW
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