AD Instruments AD2817C Manual De Usuario página 91

AD2817C Operation Manual
FILT:
SRES:
DCHR:
CABLE:
ALCZ:
ZERO:
At measurement setup page, press
key to modify value, then press
modification. When data input is valid, press ENTER key to enter data modification, and
when data input isn't valid, press ENTER to exit, as ESC
1) TRIG
The instrument starts one measurement only after receiving one trigger signal.
There are four trigger modes: INT (internal, EXT (external), MAN (manual), BUS. The
instrument only receives trigger signal at current trigger mode.
Internal:
When the trigger mode is set to INTernal trigger mode, the instrument
continuously repeats measurements.
External:
When the trigger mode is set to EXTernal, the instrument performs a single
measurement every time a low-to-high transition TTL level signal is applied to
the Handler interface on the rear panel.
BUS:
When the trigger mode is set to BUS trigger mode, the instrument performs a
single measurement every time the *TRG common command is sent to
AD2817C via GPIB. The BUS trigger mode cannot be set on the front panel.
Send the TRIGger:SOURce BUS command via GPIB or RS232C to set the
trigger mode to the BUS trigger mode.
Manual:
When the trigger mode is set to MANual trigger mode, the instrument performs
a single measurement every time when TRIGGER key on the front panel is
pressed.
Perform the following steps to change trigger mode:
c)
Select "TRIG" through
d) Press ▲ or ▼
2) DELAY
Programmable delay from the trigger command to the start of the measurement, 0 to
60.000 s in 1 ms steps.
Perform the following steps to set delay time (unit: ms)
d) Select "DELAY" through
b) Press ▲ or ▼
e) Press ENTER key to enter data modification, and the data which is going to be
filtering depth;
source resistance;
discharging test;
cable length;
auto LCZ switch;
correction switch
or
ESC
or
to select "INT", "MAN", or "EXT".
or
to add or minus delay time.
key to select item, press ▲ or
to exit form measurement setup or data
key works.
key, as shown in Figure4-9.
key, as shown in Figure4-10.
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