Siemens SIMATIC ET 200S Manual page 34

Product Overview
Table 1-1
Component
Terminal module
Power module
Electronic module
Terminating
module
1-8
ET 200S components
Function
...carries the wiring and
receives the power and
electronic modules. Terminal
modules are available in the
following variants:
•
For power modules
•
For electronic modules
•
With screw-type terminal
•
With spring terminal
•
With Fast Connect
(quick connection
method, no stripping
required)
...monitors the voltage for all
the electronic modules in the
potential group. The following
power modules are available:
•
For a 24 VDC supply with
diagnostics
•
For a 24 to 48 VDC
supply with diagnostics
•
For a 24 to 48 VDC, 24 to
230 VAC supply with
diagnostics and fuse
...is connected to the terminal
module and determines the
function:
•
Digital input modules with
24 VDC, 120/230 VAC
and NAMUR
•
Digital output modules
with 24 VDC and 120/230
VAC
•
Relay modules
•
Analog input modules with
voltage, current, and
resistance measurement;
thermal resistance; and
thermocouples
•
Analog output modules for
voltage and current
•
Process-related modules
•
Fail-safe modules
•
RESERVE
...terminates the ET 200S and
can be used to carry 6
reserve fuses (5 mm x 20
mm).
Drawing
ET 200S Distributed I/O System
EWA-4NEB 780602402-12