6ES7531-7NF00-0AB0
SIMATIC S7-1500 analog input module AI 8xU/I HF, up to 24 bit resolution, accuracy 0.1%, 8 channels in groups of 1; common mode voltage: 30 V AC/60 V DC, Diagnostics; Hardware interrupts Measured values scalable, measuring range adjustment, Calibrate in RUN; Delivery including infeed element, shield bracket and shield terminal: Front connector (screw terminals or push-in) to be ordered separately.
Product category
Analog modulesManufacturer
SIEMENSProduct series
S7-1500| General information | |
|---|---|
| Product type designation | AI 8xU/I HF |
| HW functional status | from FS01 |
| Firmware version | V1.1.0 |
| FW update possible | Yes |
| Product function | |
| I&M data | Yes; I&M0 to I&M3 |
| Isochronous mode | No |
| Prioritized startup | Yes |
| Measuring range scalable | No |
| Scalable measured values | Yes |
| Adjustment of measuring range | Yes |
| Engineering with | |
| STEP 7 TIA Portal configurable/integrated from version | V14 / - |
| STEP 7 configurable/integrated from version | V5.5 SP3 / - |
| PROFIBUS from GSD version/GSD revision | V1.0 / V5.1 |
| PROFINET from GSD version/GSD revision | V2.3 / - |
| Operating mode | |
| Oversampling | No |
| MSI | Yes |
| CiR - Configuration in RUN | |
| Reparameterization possible in RUN | Yes |
| Calibration possible in RUN | Yes |
| Supply voltage | |
| Rated value (DC) | 24 V |
| permissible range, lower limit (DC) | 19.2 V |
| permissible range, upper limit (DC) | 28.8 V |
| Reverse polarity protection | Yes |
| Input current | |
| Current consumption, max. | 55 mA; with 19.2 V supply |
| Power | |
| Power consumption from the backplane bus | 0.85 W |
| Power loss | |
| Power loss, typ. | 1.9 W |
| Address area | |
| Address space per module | |
| Inputs | 16 byte; typical, maximum 68 bytes, see manual for details |
| Outputs | 0 byte |
| Analog inputs | |
| Number of analog inputs | 8 |
| For current measurement | 8 |
| For voltage measurement | 8 |
| permissible input voltage for voltage input (destruction limit), max. | 28.8 V |
| permissible input current for current input (destruction limit), max. | 40 mA |
| Analog input with oversampling | No |
| Standardization of measured values | Yes; See manual for details |
| Input ranges (rated values), voltages | |
| 0 to +5 V | No |
| 0 to +10 V | No |
| 1 V to 5 V | Yes |
| Input resistance (1 V to 5 V) | 100 kΩ |
| -10 V to +10 V | Yes |
| Input resistance (-10 V to +10 V) | 100 kΩ |
| -2.5 V to +2.5 V | Yes |
| Input resistance (-2.5 V to +2.5 V) | 100 kΩ |
| -25 mV to +25 mV | No |
| -250 mV to +250 mV | No |
| -5 V to +5 V | Yes |
| Input resistance (-5 V to +5 V) | 100 kΩ |
| -50 mV to +50 mV | No |
| -500 mV to +500 mV | No |
| -80 mV to +80 mV | No |
| Input ranges (rated values), currents | |
| 0 to 20 mA | Yes |
| Input resistance (0 to 20 mA) | 25 Ω; Plus approx. 42 ohms for overvoltage protection by PTC |
| -20 mA to +20 mA | Yes |
| Input resistance (-20 mA to +20 mA) | 25 Ω; Plus approx. 42 ohms for overvoltage protection by PTC |
| 4 mA to 20 mA | Yes |
| Input resistance (4 mA to 20 mA) | 25 Ω; Plus approx. 42 ohms for overvoltage protection by PTC |
| Input ranges (rated values), thermocouples | |
| type B | No |
| type C | No |
| Type E | No |
| Type J | No |
| Type K | No |
| Type L | No |
| Type N | No |
| Type R | No |
| Type S | No |
| Type T | No |
| Type TXK/TXK(L) to GOST | No |
| Input ranges (rated values), resistance thermometer | |
| Cu 10 | No |
| Cu 10 according to GOST | No |
| Cu 50 | No |
| Cu 50 according to GOST | No |
| Cu 100 | No |
| Cu 100 according to GOST | No |
| Ni 10 | No |
| Ni 10 according to GOST | No |
| Ni 100 | No |
| Ni 100 according to GOST | No |
| Ni 1000 | No |
| Ni 1000 according to GOST | No |
| LG-Ni 1000 | No |
| Ni 120 | No |
| Ni 120 according to GOST | No |
| Ni 200 | No |
| Ni 200 according to GOST | No |
| Ni 500 | No |
| Ni 500 according to GOST | No |
| Pt 10 | No |
| Pt 10 according to GOST | No |
| Pt 50 | No |
| Pt 50 according to GOST | No |
| Pt 100 | No |
| Pt 100 according to GOST | No |
| Pt 1000 | No |
| Pt 1000 according to GOST | No |
| Pt 200 | No |
| Pt 200 according to GOST | No |
| Pt 500 | No |
| Pt 500 according to GOST | No |
| Input ranges (rated values), resistors | |
| 0 to 150 ohms | No |
| 0 to 300 ohms | No |
| 0 to 600 ohms | No |
| 0 to 3000 ohms | No |
| 0 to 6000 ohms | No |
| PTC | No |
| Cable length | |
| shielded, max. | 800 m |
| Analog value generation for the inputs | |
| Measurement principle | integrating |
| Integration and conversion time/resolution per channel | |
| Resolution with overrange (bit including sign), max. | 24 bit; When using the function "Scaling of the measured values" or "Measuring range adaptation" (32 bit REAL format); 16 bit when using the S7 format (16 bit INTEGER) |
| Integration time, parameterizable | Yes |
| Integration time (ms) | Fast mode: 2.5 / 16.67 / 20 / 100 ms, standard mode: 7.5 / 50 / 60 / 300 ms |
| Basic conversion time, including integration time (ms) | Fast mode: 4 / 18 / 22 / 102 ms; Standard mode: 9 / 52 / 62 / 302 ms |
| Interference voltage suppression for interference frequency f1 in Hz | 400 / 60 / 50 / 10 Hz |
| Basic execution time of the module (all channels released) | Corresponds to the channel with the highest basic conversion time |
| Smoothing of measured values | |
| Number of smoothing levels | 4 |
| Parameterizable | Yes |
| Step: None | Yes |
| Step: low | Yes |
| Step: Medium | Yes |
| Step: High | Yes |
| Encoder | |
| Connection of signal encoders | |
| for voltage measurement | Yes |
| for current measurement as 2-wire transducer | Yes; with external transmitter supply |
| for current measurement as 4-wire transducer | Yes |
| for resistance measurement with two-wire connection | No |
| for resistance measurement with three-wire connection | No |
| for resistance measurement with four-wire connection | No |
| Errors/accuracies | |
| Linearity error (relative to input range), (+/-) | 0.02 % |
| Temperature error (relative to input range), (+/-) | 0.005 %/K |
| Crosstalk between the inputs, max. | -80 dB |
| Repeat accuracy in steady state at 25 °C (relative to input range), (+/-) | 0.02 % |
| note regarding accuracy | at temperatures below 0 °C, the figures for operating error and temperature error are doubled |
| Operational error limit in overall temperature range | |
| Voltage, relative to input range, (+/-) | 0.1 % |
| Current, relative to input range, (+/-) | 0.1 % |
| Basic error limit (operational limit at 25 °C) | |
| Voltage, relative to input range, (+/-) | 0.05 % |
| Current, relative to input range, (+/-) | 0.05 % |
| Interference voltage suppression for f = n x (f1 +/- 1 %), f1 = interference frequency | |
| Series mode interference (peak value of interference < rated value of input range), min. | 80 dB; in the Standard operating mode, 40 dB in the Fast operating mode |
| Common mode voltage, max. | 60 V DC/30 V AC |
| Common mode interference, min. | 80 dB |
| Interrupts/diagnostics/status information | |
| Diagnostics function | Yes |
| Alarms | |
| Diagnostic alarm | Yes |
| Limit value alarm | Yes; two upper and two lower limit values in each case |
| Diagnoses | |
| Monitoring the supply voltage | Yes |
| Wire break | Yes; only for 1 ... 5 V and 4 ... 20 mA |
| short-circuit | No |
| Group error | No |
| Overflow/Underflow | Yes |
| Diagnostics indication LED | |
| RUN LED | Yes; green LED |
| ERROR LED | Yes; red LED |
| MAINT LED | No |
| Monitoring of the supply voltage (PWR-LED) | Yes; green LED |
| Channel status display | Yes; green LED |
| for channel diagnostics | Yes; red LED |
| for module diagnostics | Yes; red LED |
| Potential separation | |
| Potential separation channels | |
| between the channels | Yes |
| between the channels, in groups of | 1 |
| between the channels and backplane bus | Yes |
| between the channels and the power supply of the electronics | Yes |
| Permissible potential difference | |
| between different circuits | 60 V DC/30 V AC; insulation rated for 120 V AC basic insulation: between the channels and the supply voltage L+; between the channels and the backplane bus; between the channels |
| Isolation | |
| Isolation tested with | 2 000 V DC between the channels and the supply voltage L+; 2 000 V DC between the channels and the backplane bus; 2 000 V DC between the channels; 707 V DC (type test) between the supply voltage L+ and the backplane bus |
| Standards, approvals, certificates | |
| Siemens Eco Profile (SEP) | Siemens EcoTech |
| Suitable for applications according to AMS 2750 | No |
| Suitable for applications according to CQI-9 | No |
| Ecological footprint | |
| environmental product declaration | Yes |
| Global warming potential | |
| global warming potential, (total) [CO2 eq] | 38.6 kg |
| global warming potential, (during production) [CO2 eq] | 14.4 kg |
| global warming potential, (during operation) [CO2 eq] | 24.6 kg |
| global warming potential, (after end of life cycle) [CO2 eq] | -0.44 kg |
| Security | |
| signed firmware update | No |
| safely removing data | No |
| data integrity | No |
| Ambient conditions | |
| Ambient temperature during operation | |
| horizontal installation, min. | -30 °C; From FS02 |
| horizontal installation, max. | 60 °C |
| vertical installation, min. | -30 °C; From FS02 |
| vertical installation, max. | 40 °C |
| Altitude during operation relating to sea level | |
| Installation altitude above sea level, max. | 2 000 m |
| Absolute humidity | |
| dew point, min. | -60 °C; suitable for dry room applications |
| Dimensions | |
| Width | 35 mm |
| Height | 147 mm |
| Depth | 129 mm |
| Weights | |
| Weight, approx. | 280 g |
| Other | |
| Note: | please order front connectors (screw-in/push-in) separately |
| Approvals / Certificates | |