| SIMATIC DP, ELECTRONIC MODULE ET 200S: 2AI RTD HIGH FEATURE, 15 MM WIDTH, 15BIT + SIGN ACCURACY +/- 0,1%, FOR 2-/3-/-4- WIRE SENSORS, WITH INTERNAL COMPENSATION OF THE WIRE RESISTOR, WITH LED SF (GROUP FAULT) |
|
Supply voltage |
Load voltage L+ |
Rated value (DC) | 24 V; From power module |
Reverse polarity protection | Yes |
Input current |
from load voltage L+ (without load), max. | 30 mA |
from backplane bus 3.3 V DC, max. | 10 mA |
Output voltage |
Power supply to the transmitters |
present | Yes |
short-circuit proof | Yes |
Power losses |
Power loss, typ. | 0.6 W |
Address area |
Address space per module |
Address space per module, max. | 4 byte |
Analog inputs |
Number of analog inputs | 2 |
permissible input voltage for voltage input (destruction limit), max. | 9 V |
Constant measurement current for resistance-type transmitter, typ. | 1.25 mA |
Cycle time (all channels) max. | Number of active channels per module x basic conversion time |
Technical unit for temperature measurement adjustable | Yes |
Input ranges |
Resistance thermometer | Yes |
Resistance | Yes |
Input ranges (rated values), resistance thermometers |
Cu 10 | Yes |
Input resistance (Cu 10) | 10 MΩ |
Ni 100 | Yes |
Input resistance (Ni 100) | 10 MΩ |
Ni 1000 | Yes |
Input resistance (Ni 1000) | 10 MΩ |
Ni 120 | Yes |
Input resistance (Ni 120) | 10 MΩ |
Ni 200 | Yes |
Input resistance (Ni 200) | 10 MΩ |
Ni 500 | Yes |
Input resistance (Ni 500) | 10 MΩ |
Pt 100 | Yes |
Input resistance (Pt 100) | 10 MΩ |
Pt 1000 | Yes |
Input resistance (Pt 1000) | 10 MΩ |
Pt 200 | Yes |
Input resistance (Pt 200) | 10 MΩ |
Pt 500 | Yes |
Input resistance (Pt 500) | 10 MΩ |
Input ranges (rated values), resistors |
0 to 150 ohms | Yes |
Input resistance (0 to 150 ohms) | 10 MΩ |
0 to 300 ohms | Yes |
Input resistance (0 to 300 ohms) | 10 MΩ |
0 to 600 ohms | Yes |
Input resistance (0 to 600 ohms) | 10 MΩ |
0 to 3000 ohms | Yes |
Input resistance (0 to 3000 ohms) | 10 MΩ |
Thermocouple (TC) |
Temperature compensation |
internal temperature compensation | Yes |
Resistance thermometer (RTD) |
Characteristic linearization |
for resistance thermometer | Ptxxx, Nixxx |
Characteristic linearization |
Parameterizable | Yes; for Ptxxx, Nixxx |
Cable length |
Cable length, shielded, max. | 200 m |
Analog value creation |
Measurement principle | integrating (Sigma-Delta) |
Integrations and conversion time/ resolution per channel |
Resolution with overrange (bit including sign), max. | 16 bit; for Pt100, Ni100, Ni120, Pt200, Ni200, Pt 500, Ni 500, Pt1000, Ni1000, Cu10: 15 bits + sign; for 150, 300, 600, 3000 ohms: 15 bits; for PTC: 1 bits |
Integration time, parameterizable | Yes |
Integration time, ms | 16.7 / 20 ms |
Interference voltage suppression for interference frequency f1 in Hz | 60 / 50 Hz |
Conversion time (per channel) | Basic conversion time incl. integration time: 50 / 60 ms; additional conversion time for diagnostics of wire break test: 5 / 5 ms; additional conversion time for line compensation with 3-wire connection: 50 / 60 ms |
Smoothing of measured values |
Parameterizable | Yes; In four stages by means of digital filtering |
Step: None | Yes; 1 x cycle time |
Step: low | Yes; 4 x cycle time |
Step: Medium | Yes; 32 x cycle time |
Step: High | Yes; 64 x cycle time |
Encoder |
Connection of signal encoders |
for resistance measurement with 2-conductor connection | Yes |
for resistance measurement with 3-conductor connection | Yes; internal compensation of the line resistances |
for resistance measurement with 4-conductor connection | Yes |
Errors/accuracies |
Linearity error (relative to input area) | +/- 0,01 % |
Temperature error (relative to input area) | +/- 0,0009 %/K |
Crosstalk between the inputs, min. | -50 dB |
Repeat accuracy in settled status at 25 °C (relative to input area) | +/- 0,05 % |
Operational limit in overall temperature range |
Resistance-type thermometer, relative to input area | Resistance-type transmitter: +/-0.1%; Pt100, Pt200, Pt500, Pt1000 standard: +/-1.0 K; Pt100, Pt200, Pt500, Pt1000 climate: +/-0.25 K; Ni100, Ni120, Ni200, Ni500, Ni1000 standard and climate: +/-0.4 K; Cu10 +/-1.5 K |
Basic error limit (operational limit at 25 °C) |
Resistance-type thermometer, relative to input area | Resistance-type transmitter: +/-0.05%; Pt100, Pt200, Pt500, Pt1000 standard: +/-0.6 K; Pt100, Pt200, Pt500, Pt1000 climate: +/-0.13 K; Ni100, Ni120, Ni200, Ni500, Ni1000 standard and climate: +/-0.2 K; Cu10 +/-1 K |
Interference voltage suppression for f = n x (fl +/- 1%), fl = interference frequency |
Series mode interference (peak value of interference < rated value of input range), min. | 70 dB |
common mode voltage (USS < 2.5 V) , min. | 90 dB |
Isochronous mode |
Isochronous operation (application synchronized up to terminal) | No |
Interrupts/diagnostics/status information |
Diagnostic messages |
Diagnostic functions | Yes; Can be read out |
Wire break | Yes |
Group error | Yes |