Technical specifications
Measured value smoothing
Yes, can be set in 4 steps
1
Step:
Time constant:
None
1 x cycle time
Low
4 x cycle time
Average
32 x cycle time
High
64 x cycle time
Noise suppression, error limits
Interference voltage suppression for f = n x (f1±1%), f1 = interference frequency
● Common mode interference
min. 90 dB
● Series mode interference (peak value of disturbance
< rated input range)
min 70 dB
Crosstalk between inputs
min. - 50 dB
Operational limits (in the entire temperature range, rela‐
tive to the input range)
● Resistive sensor
±0,15%
● Pt100, Ni100 standard
± 0.8 K
● Pt100, Ni100 climate
± 0.3 K
Basic error limit (operational limit at 25°C, relative to the
input range)
● Resistive sensor
±0,1%
● Pt100, Ni100 standard
± 0.5 K
● Pt100, Ni100 climate
± 0.2 K
Temperature error (relative to the input range)
± 0.02%/K
Linearity error (relative to the input range)
±0.015%
Repeatability
(in steady state at 25 °C, relative to the input range)
±0.01%
Status, interrupts, diagnostics
Interrupts
● Limit value interrupt
Yes, can be set
● Diagnostic interrupt
Yes, can be set
Diagnostic functions
● Group error display
Red "SF" LED
● Diagnostic information can be read
Yes
Monitoring for
● Wirebreak
R > 2 kΩ
Safety information
See EC Prototype Certificate
KEMA 04ATEX1247
Data for selecting a sensor
Input ranges (rated values) / input resistance
● Resistance
600 Ω / 1000 Ω absolute / min. 2 MΩ
● Resistance thermometer
Pt100 / min 2 MΩ Ni100 / min 2 MΩ
Connection of signal generators
Analog electronic modules
13.4 Analog electronics module 4 AI RTD
ET 200iSP
Operating Instructions, 11/2017, A5E00247483-07
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