VTI Instruments Metek EX1202 User Manual page 21

R
ESOLUTION
I T (PLC)
NTEGRATION IME
10
1.0
0.1
< 0.01
Aperture Time is programmable from 10 µs to 2.184 s
PLC = Aperture Time * Line Frequency
– 1 Y
DC V
OLTAGE EAR
R R
ANGE ESOLUTION
100 mV, 6 ½ digit 0.1 µV
1 V, 6 ½ digit
10 V, 6 ½ digit
100 V, 6 ½ digit 100 µV
300 V, 6 ½ digit 100 µV
100 mV, 5 ½ digit 1.00 µV
1 V, 5 ½ digit 10.00 µV
10 V, 5 ½ digit 100.00 µV
100 V, 5 ½ digit 1.00 mV
300 V, 5 ½ digit 1.00 mV
100 mV, 4 ½ digit 10.00 µV
1 V, 4 ½ digit 100.00 µV
10 V, 4 ½ digit 100 mV
100 V, 4 ½ digit 10.00 mV
300 V, 4 ½ digit 10.00 mV
* Selectable input resistance to support external high-voltage probe. 10 GΩ Typical; > 1 G Worst Case - 10.0 MΩ
Over-range: 20% of range, except 300 V range
Normal Mode Rejection Ratio (NMRR) at power line frequency
Common Mode Rejection Ratio (CMRR): 140 dB at DC.
Input bias current: <100 pA typical at 23 °C.
– 1 Y
DC C
URRENT EAR
R R
ANGE ESOLUTION
1 mA, 6 ½ digit
10 mA, 6 ½ digit 10 nA
100 mA, 6 ½ digit 100 nA
1 A, 6 ½ digit
3 A, 6 ½ digit
1 mA, 5 ½ digit 10.0 nA
10 mA, 5 ½ digit 100.0 nA
100 mA, 5 ½ digit 1.0 µA
1 A, 5 ½ digit 10.0 µA
3 A, 5 ½ digit 10.0 µA
1 mA, 4 ½ digit 100.0 nA
10 mA, 4 ½ digit 1.0 µA
100 mA, 4 ½ digit 10.0 µA
1 A, 4 ½ digit 100.0 µA
3 A, 4 ½ digit 100.0 µA
* Add 0.15% of reading above 2 A.
Over-range: 20% of range, except 3 A range
EX1200 Series Introduction
60 H A T
Z PERTURE
167 ms
16.7 ms
1.67 ms
0.167 ms
A
CCURACY
I
NPUT
R *
ESISTANCE
10 G / 10 M
1 µV 10 G / 10 M
10 µV
10 G / 10 M
10 M
10 M
10 G / 10 M
10 G / 10 M
10 G / 10 M
10 M
10 M
10 G / 10 M
10 G / 10 M
10 G / 10 M
10 M
10 M

A
CCURACY
M
AXIMUM
B
URDEN % R
V *
OLTAGE
1 nA <0.1 V
<0.1 V
<0.6 V
1 µA <0.4 V
1 µA <0.9 V *0.1000%
<0.1 V
<0.1 V
<0.6 V
<0.4 V
<0.9 V *0.1000%
<0.1 V
<0.1 V
<0.6 V
<0.4 V
<0.9 V *0.1000%
50 H A
IME Z PERTURE
200 ms
20 ms
2 ms
0.2 ms
 5 °C
T
C
AL
% R % R
EADING ANGE
0.0150% 0.0060%
0.0060% 0.0010%
0.0035% 0.0007%
0.0050% 0.0009%
0.0055% 0.0035%
0.0150% 0.0068%
0.0060% 0.0011%
0.0035% 0.0008%
0.0050% 0.0010%
0.0055% 0.0037%
0.0150% 0.0075%
0.0060% 0.0012%
0.0035% 0.0009%
0.0050% 0.0011%
0.0055% 0.0040%
0.1%: 60 dB for 1 PLC, 10 PLC, 100 PLC.
 5 °C
T
C
AL
% R
EADING ANGE
0.0500% 0.0100%
0.0500% 0.0060%
0.0500% 0.0060%
0.0700% 0.0070%
0.0060%
0.0500% 0.0105%
0.0500% 0.0061%
0.0500% 0.0061%
0.0700% 0.0072%
0.0061%
0.0500% 0.0110%
0.0500% 0.0062%
0.0500% 0.0062%
0.0700% 0.0073%
0.0062%
www.vtiinstruments.com
T R
IME ESOLUTION
6 ½ digits
5 ½ digits
4 ½ digits
3 ½ digits
0 °C +55 °C
TO
< 30% R > 30% R
ANGE
 15.0 µV  30.0 µV
 30.0 µV  300.0 µV
 300.0 µV  3.0 mV
 3.0 mV  30.0 mV
 30.0 mV  30.0 mV
 15.3 µV  33.0 µV
 33.0 µV  330.0 µV
 330.0 µV  3.3 mV
 3.3 mV  33.0 mV
 33.0 mV  33.0 mV
 15.6 µV  36.0 µV
 36.0 µV  360.0 µV
 360.0 µV  3.6 mV
 3.6 mV  36.0 mV
 36.0 mV  36.0 mV

1%.
0 °C +55 °C
TO
< 30% R > 30% R
ANGE
 396 nA  4.35 µA
 4.35 µA  43.5 µA
 43.5 µA  435 µA
 435 µA  4.40 mA
 4.40 mA  4.40 mA
 399 nA  4.38 µA
 4.38 µA  43.8 µA
 43.8 µA  438 µA
 438 µA  4.42 mA
 4.42 mA  4.42 mA
 402 nA  4.41 µA
 4.41 µA  44.1 µA
 44.1 µA  441 µA
 441 µA  4.44 mA
 4.44 mA  4.44 mA
ANGE
ANGE
21