Analog Modules
5-92
S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
Technical Specifications of the SM 431; AI 8
14 Bit
Programming package
Associated programming
package
As of STEP 7 V 2.0
Dimensions and Weight
Dimensions W
H
D
(in millimeters)
25
290
210
Weight
Approx. 500 g
Data for Specific Module
Number of inputs
•
For resistance-type sensor
8
4
Length of cable
•
Shielded
Max. 200 m
Voltages, Currents, Potentials
Rated load voltage L+
24 VDC (required only
for the supply of 2-wire
transmitters)
•
Reverse polarity protection
Yes
Power supply of the
transmitters
•
Supply current
Max. 50 mA
•
Short-circuit proof
Yes
Constant measured current for
resistance-type sensor
Typ. 1.67 mA
Isolation
•
Between channels and
backplane bus
•
Between the channels
•
Between channels and
load voltage L+
Yes
No
Yes
Permitted potential difference
•
Between inputs and M
ANA
(U
CM
)
8 VAC
•
Between the inputs (E
CM
)
8 VAC
•
Between M
ANA
and
M
internal
(U
ISO
)
75 VDC/60 VAC
Insulation tested
•
Between bus and analog
section
•
Between bus and chassis
ground
•
Between analog section
and L+/M
•
Between analog section
and chassis ground
•
Between L+/M and chassis
ground
2120 VDC
500 VDC
707 VDC
2120 VDC
2120 VDC
Current consumption
•
From the backplane bus
Max. 1000 mA
•
From the backplane bus L+
Max. 200 mA (with 8
connected, fully
controlled 2-wire
transmitters)
Power dissipation of the
module
Typ. 4.9 W
Analog Value Generation
Measuring principle
Actual-value
conversion
Integration time/conversion
time/resolution (per channel)
(Does not go into the
response time)
•
Parameters can be
assigned
Yes
•
Interference voltage
suppression f1 in Hz
None/400/60/50
•
Basic conversion time in
ms
52
s
•
Resolution (incl.
overrange)
14/14/14
Smoothing of the measured
values
Can be parameterized
“none – a lot”
Time constant of the input
filter
15
s
Basic execution time of the
module, in ms (all channels
enabled)
0.420
Содержание Simatic M7-400
Страница 10: ...Preface x S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 122: ...Power Supply Modules 3 42 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 362: ...Analog Modules 5 146 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 384: ...Interface Modules 6 22 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 428: ...RS 485 Repeater 10 8 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 496: ...M7 400 Expansions 12 26 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 562: ...Interface Submodules 13 66 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 574: ...Parameter Sets for Signal Modules A 12 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 594: ...Diagnostic Data of the Signal Modules B 20 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
Страница 598: ...Spare Parts and Accessories C 4 S7 400 M7 400 Programmable Controllers Module Specifications A5E00069467 07 ...
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