Siemens ET 200S Manual page 477

Analog Value Generation
Measuring principle
Integration time/conversion
time/resolution per channel:
S
Integration time
parameterizable
S
Interference frequency
suppression in Hz
S
Integration time in
milliseconds
S
Basic conversion time
including Integration
time in milliseconds
S
Additional conversion
time for wire break
check diagnosis in ms
S
Cycle time in ms
S
Resolution (including
overrange)
Suppression of Interference, Limits of Error
Interference voltage sup-
pression for f =
n x (f1"1%), (f1 = interfe-
rence frequency)
S
Common-mode
interference (U )
pp
S
Series-mode
interference
(peak interference
value < rated value of
input range)
Crosstalk between the in-
puts
Operational limit for
"80 mV (in the entire tem-
perature range with refe-
rence to the input range)
Distributed I/O System ET 200S
EWA 4NEB 780 6024-02 07
Operational limit for thermo-
couples (in the entire tem-
Integrative
perature range with refe-
rence to the input range)
Operational limit for thermo-
Yes couple type C (in the entire
temperature range with re-
ference to the input range)
60 50
Basic error limit for "80 mV
(operational limit at 25_C
16.7 20
with reference to the input
range)
66 80
Basic error limit for thermo-
couples (operational limit at
25_C with reference to the
5 5
input range)
Basic error limit for thermo-
couples of type C (operatio-
Number of active
nal limit at 25_C with refe-
channels per
rence to the input range)

module
conversion time
Temperature error (with re-
ference to the input range)
15 bits plus sign
Linearity error (with refe-
rence to the input range)
Repeatability
(in steady state at 25_C
with reference to input
range)
Overall error limits using in-
Min. 90 dB
ternal compensation
S
Min. 70 dB
Min. –50 dB
S
"0.1%
Analog Electronic Modules
1
1
1
1
Operational limit (in the
entire temperature
range with a static,
thermal state, ambient
temperature change
2
< 0.3 K/min)
Basic error limit
(operational limit at
25_C with a static,
thermal state, ambient
temperature change
3
< 0.3 K/min)
"1.5 K
"7 K
"0.05%
"1 K
"5 K
"0.005%/K
"0.01%
"0.05%
"2.5 K
"1.5 K
12-121