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
(UCM < 11 Vss)
> 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 ;" 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 ;" 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
" 10 V/10 M
1 V to 5 V10 M
•Current " 20 mA/50
4 mA to 20 mA50
•Resistors 0 to 600 10 M
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
Characteristic linearization No