Siemens Simatic S7-400 User Manual
Page 309
Analog Modules
5-93
S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
Suppression of interference, Limits of Error
Interference voltage suppression parameterized for
f = nx (f1
"
1%), (f1 = interference frequency) n = 1, 2 ,
...
filter 400/60/50 Hz
•
Common-mode
interference
(U
CM
< 11 V
ss
)
> 80 db
•
Series-mode interference
(peak value of interference
< rated value of input
range)
> 40 dB
Crosstalk between the inputs
> 70 dB
Operational limit (in the entire temperature range, with
reference to the input range)
•
Voltage input
–
"+
1 V
–
"
10 V
–
1 V to 5 V
"
0.7 %
"
0.9 %
"
0.9 %
•
Current input
–
"
20 mA
–
4 mA to 20 mA
"
0.8%
"
0.8%
•
Resistance test
–
0...600
W
;
"
1.0%
Basic error (operational limit at 25
°
C, referred to input
range)
•
Voltage input
–
"
1 V
–
"
10 V
–
1 ... 5 V
"
0.6%
"
0.75%
"
0.75%
•
Current input
–
"
20 mA
–
4 mA to 20 mA
"
0.7%
"
0.7%
•
Resistance test
–
0 to 600
W
;
"
0.7%
Temperature error (with
reference to the input range)
"
0,03% K
Linearity error (with reference
to the input range)
"
0,05% K
Repeat accuracy (in the steady
state at 25
°
C, referred to the
input range)
"
0.2%
Status, Interrupts, Diagnostics
Interrupts
None
Diagnostic functions
None
Substitute value can be applied
No
Data for Selecting a Sensor
Input range (rated values)/Input
resistance
•
Voltage
"
1 V/10 M
W
"
10 V/10 M
W
1 V to 5 V
/
10 M
W
•
Current
"
20 mA/50
W
4 mA to 20 mA
/
50
W
•
Resistors
0 to 600
W/
10 M
W
Maximum input voltage for
voltage input
(destruction limit)
Max. 18 V continuous;
75 V for 1 ms (cycle
factor 1 : 20)
Maximum input current for
current input (destruction limit)
40 mA continuous
Connection of the signal
sensor
•
For measuring voltage
Possible
•
For measuring current
–
As two-wire
transmitter
Possible
–
As four-wire
transmitter
Possible
•
For measuring resistance
–
With two-conductor
terminal
–
With three-conductor
terminal
Possible; cable
resistance is also
measured
–
With four-conductor
terminal
Possible
•
Load of the two-wire
transmitter
Max. 750
W
Characteristic linearization
No