12-7
ET 200L, ET 200L-SC and ET 200L-SC IM-SC Distributed I/O Device
EWA 4NEB 780 6009-02c
Analog value formation
Measurement principle
integrative
Integration and conversion time/
resolution per channel
Parameterized
Integration time in ms
Conversion time in ms
yes
60
65
50
55
Resolution (incl. overrange/
representation in two’s com-
plement)
– S7 format/S5 format
"
10 V/13 bits
1...5 V/12 bits
Interference voltage suppres-
sion for interference fre-
quency f1 in Hz
50
60
Sensor Selection Data
Input ranges (rated values)/input
resistance
Permitted input voltage
For voltage input
(destruction limit)
"
10 V/100k
W
1...5 V/100k
W
max.20 V perma-
nent;
75 V for max. 1 s
(pulse duty factor
1:20)
Connection of sensors
For voltage measurement
Characteristic curve linearization
Temperature compensation
Smoothing of measured values
Step
None
Weak
Medium
Strong
possible
no
no
yes; set by parame-
ters in 4 steps by
digital filtering
Time constant
1x cycle time
8x cycle time
64x cycle time
128x cycle time
SC Analog Electronic Modules – Technical Data