ESI VideoBridge 2150, Service Manual

Page: 28 / 332

Table
1-3.
Resistance/Conduc�ance Measurement
Acc ura cy
RESISTANCE
100MO
10MO
IMO
100kO
10kO
I kO
1000
100
10
100mO
IOmO
ImO
100�0
0.3%*
3%*
0.1%*
*
?ft.1
": 6"'-
0
*
*
*
6"'--6"'-
*
8
C'4
C!
":
0
0 0
0.05%
*
0.1%
":
�
0
0.3%**
1%**
5%**
3%**
10%**
10%** 20"/0 * *
30"10**
CONDUCTANCE
IOnS
lOOnS
I
�s
6"'- *
I mS
* *
I
O
m
5
lOOmS
*
6"'-
15
105
*
10%
**
1005
**
40%* *
I k5
IOk5
* +[0.1nSXf( kHz)+0.5nS]
* * + [0 .01 m 0 X f (k Hz)
+
0
.
1 m 0 ]
***0.02% at 1 kHz for 100 to 100kO
If Q>1, add [0.1% (1+0.3Q2)]
to accuracies shown
TEST CONDI nONS:
Level -lOOOmV/100mA
Speed
-Medium t
Range -Auto
Bias
-Off
Zero
-Cal ibrated
Connections -Fully Sh ieldedtt
v
BOOmV to 1500mV
test
I test
=
50mA to IOOmA
For Vtest <BOOmV Multiply Basic A.ccurocy
b (
I
(I
+
y
+
mV
10
For Itest <50mA (Z> 160)
Multiply Basic Accuracy by (I
+
rnA
For
Itest <50mA (Z" 160)
Multiply Basic Accuracy by (I
+
t
Accuracy specification applies to Medium and
Slow Speed. If Fast Speed, add 0.05% to
accuracies shown.
t t
Properly shielded test leads and connections to
the unknown are required to achieve specified
accuracy.
20
Hz 100 Hz I kHz 10 kHz
FREQUENCY
100 kHz
ejsji
1 - 10
2150/2160 9/85