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 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 ● 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]
