Name: Siemens S7-1500, AI 8xU/I HF; 6ES7531-7NF00-0AB0
Brand: Siemens
SKU: 6ES7531-7NF00-0AB0
Availability: OutOfStock

Siemens S7-1500, AI 8xU/I HF; 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;...

Brand: Siemens
Product Code: 6ES7531-7NF00-0AB0
Availability: Check availability

Price on request

Description
Specification

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.	50 mA; with 24 V DC supply
Power
Power available from the backplane bus	0.85 W
Power loss
Power loss, typ.	1.9 W
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
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
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
● 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
● Overflow/underflow	Yes
Diagnostics indication LED
● RUN LED	Yes; green LED
● ERROR LED	Yes; red LED
● 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
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
Dimensions
Width	35 mm
Height	147 mm
Depth	129 mm
Weights
Weight, approx.	280 g
last modified:	4/11/2022