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GW Instek APS-1102 User Manual User Manual

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4.4 Using the Sequence Function

APS-1102 Programmable AC/DC Power Source

4-32

Table 4-9. Setting Items in PROGRAM Screen (2/3)

Setting Name

Item

Operation

FREQ

AC frequency

Sets the AC frequency.
Setting range:

1.0 Hz to 550.0 Hz

Setting resolution: 0.1 Hz

AC frequency
operation type

Sets the method used to change to the specified frequency.
Select one of the following three options.
 CONST: Output specified value

 KEEP:

Output value at end of previous step

 SWEEP: Start by outputting value at end of previous

step, then perform a linear sweep to output the
specified value at the end of the current step

WAVE

Waveform

Selects arbitrary waveform to be output.
Setting range: SIN/SQU/ARB1 to ARB16

Waveform operation
type

Sets the method used to change to the specified waveform.
Select one of the following two options.
 CONST: Output specified waveform

 KEEP:

Output previous step waveform

PHS

Phase

Sets output initial phase.
Setting range:

0.0

 to 359.9

Setting resolution: 0.1

Phase operation type

Sets the method used to change to the specified phase.
Select one of the following two options.
 CONST: Output specified phase
 KEEP:

Output last step phase

SYNC CODE

Step synchronized
output

This sets the code (2 bits) to be output in sync with step
execution. The sequence step transitions can checked by
monitoring the step synchronized output.
Bit 0 is output from pin 5 (DOUT5) of the external control
I/O connector and bit 1 is output from pin 6 (DOUT6).
Select one of the following four types of step synchronized
output (the numbers are displayed in the order “bit 1, bit
0”).
During Idle mode, these values are “0, 0”.
 0, 0

 0, 1
 1, 0

 1, 1

Step synchronized
output operation type

Specifies the output method for step synchronized output.
Select one of the following two options.
 CONST: Output specified code

 KEEP:

Output same code as at previous step

STOP PHS

Step end phase
enable/disable

Specifies step end phase as enabled or disabled. Select one
of the following two options.
 DISABLE (phase depends on step time)
 ENABLE

Step end phase

Sets step end phase.
Setting range:

0.0

 to 359.9

Setting resolution: 0.1