HP 4284A - Page 355

Temperature Coefficient
MEDIUM integration time and op erating temp erature at 23

C 6 5

C
Test Signal Level j Z j , j Y j ,L, C, R D
 20 mV
rms
< 0.0025%/

C < 0.000025/

C
< 20 mV
rms
< 0.0075%/

C < 0.000075/

C
Settling Time
Frequency (f
m
)
< 70 ms ( f
m
 1 kHz)
< 120 ms (100 Hz  f
m
< 1 kHz)
< 160 ms ( f
m
< 100 Hz)
Test Signal Level
< 120 ms
Measurement Range
< 50 ms/range shift ( f
m
 1 kHz)
Input Protection
Internal circuit protection, when a charged capacitor is connected to
the UNKNOWN terminals.
The maximum capacitor voltage is:
V
max
=
r
1
C
[ V ]
Where, V
max
 200 V,
C is in Farads.
Figure 9-7. Maximum Capacitance Voltage
9-22 General Information