HP 3457A Service Manual page 16

General Lnformation
Table 1-1. Specifications
RESISTANCE ( C o n t ' d )
MEASUREMENT ACCURACY
-
TWO-WIRE OHMS: * ( % o f r e a d i n g + number o f c o u n t s )
A u t o - z e r o ON.
24 HOUR: T c a l f
I 0 c
A f t e r two h o u r warm-up.
RANGE
(OHMS)
3 0
300
3 K
30 K
300
K
3
M
30 M
300 M*
3 G*
*
% READING
0.003
0.0015
0.001
0.001
0.001
0.003
0.02
0.6
6.0
NUMBER
1 PLC*
6 1/2
d i g i t s
F COUNTS
.I
PLC*
5 1/2
d i g i t s
20055
2006
204
2 4
6
7
14
100
100
100 PLC*
6 1/2
d i g i t s
10 PLC*
6 1/2
d i g i t s
.005 PLC*
4 1/2
d i g i t s
.0005 PLC*
3 1/2
d i g i t s
, p e c i f i c a t i o n s a p p l y f o r a s t a b l e environment ( * l O c ) and a f t e r Ohms A u t o - C a l ( A u t o - C a l
3).
90 DAY: T c a l
+
~ O C
A f t e r one hour warm-up.
RANGE
(OHMS)
X
READING NUMBER O F COUNTS
.0005 PLC*
3 1/2
d i g i t s
100 PLC*
b
1/2 d i g i t s
10 PLC*
5 1/2 d i g i t s
1 PLC*
6 1/2 d i g i t s
.I
PLC*
5 1/2
d i g i t s
-005 PLC*
4 1/2
d i g i t s