Siemens SIMATIC ET 200S Manual page 520

Analog Electronic Modules
Analog Value Formation
Resolution (including sign)
Conversion time (per
channel)
Settling time
•
For resistive load
•
For capacitive load
•
For inductive load
Interference Suppression, Error Limits
Crosstalk between outputs
Operational error limits
(across the temperature
range, in relation to output
range)
Basic error limit
(operational error limit at
25 _C, related to the input
range)
Temperature error (in
relation to output range)
Linearity error (in relation
to output range)
Repetition accuracy
(in transient state at 25 _C,
relative to output range)
Output ripple (in relation to
output range, bandwidth 0
to 50 kHz)
12-114
20 mA/ 16 Bit
¦
4 to 20 mA/15 bits
Max. 1.0 ms
0.25 ms
1.0 ms
0.5 ms
> 60 dB
0.07 %
(at 250 Ω load
resistance)
0.3 %
(at all other load
resistances)
0.03 %
(at 250 Ω load
resistance)
0.26 %
(at all other load
resistances)
0.001 %/K
0.02 %
0.01 %
0.02 %
Data for selection of the actuator
Output range (nominal
value)
Load impedance (in the
nominal range of the
output)
•
For current outputs
For inductive load
Current output
•
No-load voltage
Destruction limit for
externally applied
voltages/currents
•
Voltage measured
between the outputs
and M
ANA
•
Current
Connection of actuators
•
Current output
2-wire connection
ET 200S Distributed I/O System
20 mA
4 to 20 mA
max. 500Ω
1 mH
18 V
Max. 15 V
continuous; 75 V for
max. 1 s (sampling
ratio 1:20)
max. DC 50 mA
possible
EWA-4NEB 780602402-12