Keysight E4981A 120 Hz/1 kHz/1 MHz Capacitance Meter 191
Specifications and Supplemental Information
Supplemental Information
 
Measurement assistance functions
Correction function
• OPEN/SHORT/LOAD correction are available
• The OFFSET correction is available
MULTI correction function
• OPEN/SHORT/LOAD correction for 256 channels
• The LOAD correction’s standard value can be defined for each channel.
Cable correction function
• Cable correction is available
Deviation measurement function
Deviation from reference value and percentage of deviation from the reference 
value can be outputted as the result.
Table 10-18  Measurement data transfer time (Typical) [ms]
Inter-
face
Data 
trans-
fer for-
mat
Using :FETCh? command 
(one point measurement)
Using :READ? command 
(one point measurement)
Using data buffer memory 
(1000 measurement 
points (BUF3))
Compara-
tor ON 
Compara-
tor OFF 
Compara-
tor ON 
Compara-
tor OFF 
Compara-
tor ON
Compara-
tor OFF 
GPIB
ASCII 1 1 3 3 202 186
ASCII 
Long
1 1 3 3 247 231
Binary 1 1 3 4 145 111
USB
ASCII 1 1 4 4 101 94
ASCII 
Long
1 1 4 4 121 114
Binary 1 1 4 4 43 33
LAN
ASCII 3 3 5 5 158 146
ASCII 
Long
3 3 6 6 193 181
Binary 5 5 7 7 105 79