Technical Specifications
7-106
ET 200X Distributed I/O Device
EWA 4NEB 780601602-06
7.21.7
Connecting measuring sensors to the analog inputs
You can connect different measuring sensors to the analog inputs depending on
the type of measurement involved:
Voltage sensors
Current sensors as:
– Two-wire measuring transducers
– Four-wire measuring transducers
Resistance thermometers
Abbreviations used
The following abbreviations are used in the figures in this section:
I
C+
:
Constant-current line (positive)
I
C–
:
Constant-current line (negative)
M
+
:
Measuring line (positive)
M
–
:
Measuring line (negative)
1M:
Frame connection for sensor
1L
+
:
Supply voltage connection for DC 24 V sensor
Connecting voltage sensors
The figure below shows how voltage sensors are connected to an expansion
module with analog inputs.
M+
M–
Socket X1
Socket X2
*
Made available by the ET 200X for the connected sensor
L+
1M
Connection of socket X2:
see socket X1
Voltage
sensor
+
–
1M*
1L+*
1
2
3
4
1
2
3
4
Figure 7-24
Connection of voltage sensors to analog inputs (EM with order number
6ES7 144-1FB31-0XB0)
Summary of Contents for SIMATIC ET 200X
Page 8: ...Preface viii ET 200X Distributed I O Device EWA 4NEB 780601602 06 ...
Page 20: ...Contents xx ET 200X Distributed I O Device EWA 4NEB 780601602 06 ...
Page 40: ...Product Overview 1 20 ET 200X Distributed I O Device EWA 4NEB 780601602 06 ...
Page 58: ...Configuration Options 2 18 ET 200X Distributed I O Device EWA 4NEB 780601602 06 ...
Page 80: ...Installation 3 22 ET 200X Distributed I O Device EWA 4NEB 780601602 06 ...
Page 124: ...Configuration Options 2 18 ET 200X Distributed I O Device EWA 4NEB 780601602 06 ...
Page 328: ...Order Numbers A 10 ET 200X Distributed I O Device EWA 4NEB 780601602 06 ...
Page 348: ...Dimesioned Drawings and Pinouts C 18 ET 200X Distributed I O Device EWA 4NEB 780601602 06 ...
Page 362: ...Index Index 8 ET 200X Distributed I O Device EWA 4NEB 780601602 06 ...