HP 3457A Service Manual page 10

READING
RANGE |6 1/2 digits|6 1/2 digits|5 1/2 digits|4 1/2 digits|3 1/2 digits
INPUT RESISTANCE (OHMS):
30 millivolt through 3 volt range - 10 gigaohms
30 volt and 300 volt range - 10 megohms (+/- 1%)
MAXIMUM INPUT VOLTAGE: (non-destructive)
HI or LO to Earth Ground: + 450V peak
MEASUREMENT ACCURACY: +(% of reading + Number of Counts)
Auto-Zero ON
% READING NUMBER OF COUNTS
100 PLC*
10 PLC*
1 PLC* +1 PLe*
+005 PLC*
+0005 PLC*
6 1/2 digits|6 1/2
digits|6 1/2 digits|5
1/2 digits|4 1/2 digits|3
1/2 digits
215 235 350
24 25 35
5 6 6
10 20
6 6
90 DAY: Tcal + 5°C After 1 hour warm-up
365 385 500
39 40 50
6 Ka 7
41% 20 30
6 c4 Kg