Siemens ET 200S - Page 466

Analog Electronic Modules
12-110
Distributed I/O System ET 200S
EWA 4NEB 780 6024-02 07
Analog Value Generation
Measuring principle Integrating (sigma-
delta)
Integration and cycle time/
resolution per channel:
 Integration time
parameterizable
Yes
 Interference frequency
suppression in Hz
60 50
 Integration time in
milliseconds
16.7 20
 Basic conversion time
including Integration
time in milliseconds
50 60
 Additional conversion
time for wire break
check diagnosis in ms
5 5
 Additional conversion
time in ms for line
compensation in
three-conductor
connections
50 60
 Cycle time in ms Number of active
channels per
module 
conversion time
 Resolution (including
overrange)
Pt 100; Ni 100;
Ni120; Pt 200;
Ni 200; Pt 500;
Ni 500; Pt 1000;
Ni 1000; Cu 10 /
15 bits + sign
150 300
600 3000 /
15 bits
PTC
1
/ 1 bit
Suppression of Interference, Limits of Error
Interference voltage sup-
pression for f =
n x (f1"1%), (f1 = interfe-
rence frequency)
 Common-mode
interference (U
pp
)
 Series-mode
interference
(peak interference
value < rated value of
input range)
Min. 90 dB
Min. 70 dB
Crosstalk between the in-
puts
Min. –50 dB
Operational limit (in the en-
tire temperature range, with
reference to the input
range)
 Resistance-type sensor "0.1%
 Pt100, Pt200, Pt500,
Pt1000 Standard
"1.0 K
 Pt100, Pt200, Pt500,
Pt1000 Climatic
"0.25 K
 Ni100, Ni120, Ni200,
Ni500, Ni 1000
Standard and Climatic
"0.4 K
 Cu10 "1.5 K
Basic error limit for resi-
stance-type sensors (ope-
rational limit at 25 C with
reference to the input
range)
 Resistance-type sensor "0.05%
 Pt100, Pt200, Pt500,
Pt1000 Standard
"0.6 K
 Pt100, Pt200, Pt500,
Pt1000 Climatic
"0.13 K
 Ni100, Ni120, Ni200,
Ni500, Ni 1000
Standard and Climatic
"0.2 K
 Cu10 "1.0 K
Temperature error (with re-
ference to the input range)
"0.0009%/K
Linearity error (with refe-
rence to the input range)
"0.01%
Repeatability
(in steady state at 25C
with reference to input
range)
"0.05%