Functional Comparison Between 4268A, 4288A, And E4981A - Keysight E4981A User Manual

Information for Replacing 4268A, 4288A with E4981A

Functional Comparison between 4268A, 4288A, and E4981A

Functional Comparison between 4268A, 4288A, and E4981A
Table B-3
Table B-3 Functional comparison between 4268A, 4288A, and E4981A
Function
Measurement Reset
condition
Measurement parameter setup
Measureme
nt signal
setup
Measurement range mode
Measureme
nt time
(integration
time)
Averaging count
Cable length setup
Source delay setup
218
compares the functions of the 4268A, 4288A, and E4981A.
E4981A
Can be executed
using the front panel
or SCPI command.
Selectable from
Cp-D, Cp-Q,
Cp-G,Cp-Rp, Cs-D,
Cs-Q, or Cs-Rs.
Frequency Selectable from 120
Hz, 1 kHz or 1 MHz.
1 MHz frequency shift Can be changed to
+2%, –2%, +1%,
–1%, or 0% .
OSC Level Can be set up within
the range of 0.1 to
1 V in steps of
0.01 V.
Level monitor function AC Level monitor is
always ON.
Signal level compensation Available at 120 Hz
(SLC) or 1 kHz.
Output mode Continuous,
Synchronous.
Selectable from the
auto range or hold
range.
Mode Selectable from
Short, Medium, or
Long (Using SCPI
command only).
Time Selectable from 1, 2,
4, 6, or 8.
Can be set up freely
within the range of 1
to 256.
Selectable from 0 m,
1 m, or 2 m.
Can be set within
0 - 1 sec in steps of
100 µs.
Keysight E4981A 120 Hz/1 kHz/1 MHz Capacitance Meter
4268A 4288A
Can be executed Can be executed
using the front panel using the front panel
or GPIB command. or GPIB command.
Selectable from Selectable from
Cp-D, Cp-Q, Cp-D, Cp-Q, Cp-G,
Cp-G,Cp-Rp, Cs-D, Cp-Rp, Cs-D, Cs-Q,
Cs-Q, or Cs-Rs. or Cs-Rs.
Selectable from 120 Selectable from
Hz or 1 kHz. 1 kHz or 1 MHz.
N/A Can be changed to
+2%, +1%, or –1% .
Can be set up within Can be set up within
the range of 0.1 to the range of 0.1 to
1 V in steps of 0.01 1 V in steps of 0.1 V.
V.
Voltage value and Voltage value and
current value can be current value can be
monitored. monitored.
ALC is available N/A
Continuous, N/A
Synchronous.
Selectable from the Selectable from the
auto range or hold auto range or hold
range. range.
Selectable from Selectable from
Short, Medium, or Short or Long.
Long.
N/A N/A
Can be set up freely Can be set up freely
within the range of 1 within the range of 1
to 256. to 256.
Selectable from 0 m, Selectable from 0 m,
1 m, or 2 m. 1 m, or 2 m.
Can be set within N/A
0 - 1 sec in steps of
1 µs.