Siemens SIMATIC S7-300 Reference Manual page 305
Programmable logic controllers module data
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Also See for SIMATIC S7-300:
- Manual (676 pages) ,
- Installation and operating manual (356 pages) ,
- Hardware and installation manual (256 pages)
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Technical specifications of the
Dimensions and Weight
Dimensions W x H x D
(in millimeters)
Weight
Data for Specific Module
Supports clocked operation
Number of inputs
Length of cable
•
Shielded
Voltages, Currents, Potentials
Rated supply voltage of the
electronics L +
•
Reverse polarity
protection
Power supply of the
transmitters
•
Supply current
•
Short-circuit-proof
Isolation
•
Between channels and
backplane bus
•
Between the channels
•
Between channels and
power supply of the
electronics
Permitted potential
difference
•
Between inputs and
M
(UCM)
ANA
–
At signal = 0 V
–
Not for 2-wire
transmitter
•
Between the inputs
(E
)
CM
•
Between M
and
ANA
M
(U
)
internal
ISO
Insulation tested with
•
Channels against back
plane bus and load
voltage L +
Current consumption
•
From the backplane bus
•
From load voltage L +
(without 2–wire
transducer)
Power dissipation of the
module
Programmable Logic Controllers S7-300 Module Data
A5E00105505-03
SM 331; AI 8 x 14 bit High Speed
40 x 125 x 117
Approx. 230 g
Yes
8
max. 200 m
24 VDC
Yes
max. 30 mA (per channel)
Yes
Yes
No
Yes
VDC 11/VAC 8 V
VDC 11/VAC 8 V
75 VDC / 60 VAC
500 VDC
max. 100 mA
max. 50 mA
typ. 1.5 W
Analog value generation
Measuring principle
Integration time/conversion
time/ resolution (per
channel)
•
Parameters can be
assigned
•
Basic conversion time
per channel
•
Resolution (incl.
overrange)
•
Noise suppression for
frequency f1 in Hz
•
Basic execution time of
the module
(independent of the
number of released
channels)
Suppression of interference, Limits of Error
Noise suppression for f = n
(f1 = interference frequency) n=1.2...
•
Common-mode
interference
(U
< 11 V
)
CM
SS
•
Series-mode
interference(peak value
of interference < rated
value of input range)
Crosstalk between the
inputs
Operational limit (in the entire temperature range, with
reference to the input range)
•
Voltage input
•
Current input
Analog Modules
Instantaneous value
conversion
Yes
52 ms
14 bits
None 400
60
50
0.42 ms
(f1 " 1 %),
> 80 dB
> 40 dB
> 65 dB
" 1 V
" 0.3 %
" 5 V
" 0.4 %
" 10 V
" 0.3 %
" 0.4 %
1 to 5 V;
" 20 mA
" 0.3 %
" 0.3 %
0 to 20 mA;
" 0.3 %
4 to 20 mA:
4-99
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