Siemens ET 200S Manual page 493

Block Diagram
P1
P2
Figure 12-22 Block Diagram of the 2AO I High Feature
Technical Specifications
Dimensions and Weight
Dimensions W H D
(mm)
Weight
Data for Specific Modules
Number of outputs
Length of cable
S
Shielded
Voltage, Currents, Potentials
Rated supply voltage of the
electronics L+
S
Reverse polarity
protection
Isolation
S
Between the channels
and backplane bus
S
Between channels and
power supply of the
electronics
S
Between the channels
Permissible potential
difference
Distributed I/O System ET 200S
EWA 4NEB 780 6024-02 07
ET 200S
backplane bus
interface
module
24 V
L+
1M
S
15 x 81 x 52
Insulation tested
Approx. 40 g Current consumption
S
2
Power dissipation of the
module
Max. 200 m
Diagnostic functions
24 VDC
S
S
Yes
Monitoring for
S
Yes
Substitute values can be
applied
Yes
Resolution (including sign)
No
Analog Electronic Modules
DAC
DAC
M
ANA
Between M and
ANA
M (U )
internal ISO
From the power supply
L+
Status, Interrupts, Diagnostics
Group error display
Diagnostic information
readable
Wire break
Analog Value Generation
1
M
ANA
3
5
M
ANA
7
75 VDC/60 VAC
500 VDC
Max. 150 mA
Max. 2 W
Red "SF" LED
Yes
I > 13 V
Yes, parameters can
be assigned

20 mA/16 bits
4 to 20 mA/15 bits
12-137