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Siemens 6ES7531-7KF00-0AB0

MPN6ES7531-7KF00-0AB0

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SIMATIC S7-1500 analog input module AI 8xU/I/RTD/TC ST, 16 bit resolution, accuracy 0.3%, 8 channels in groups of 8; 4 channels for RTD measurement, common mode voltage 10 V; Diagnostics; Hardware interrupts; Delivery including infeed element, shield bracket and shield terminal: Front connector (screw terminals or push-in) to be ordered separately

$889.18Ref. price · indicative, final on quote

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Siemens 6ES7531-7KF00-0AB0 datasheet (PDF)

Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jun 2026

Specifications

6ES7531-7KF00-0AB0 — Inputs & Signal Ranges
Parameter	Value
Number of analog inputs	8
Input range: 0 to 20 mA	Yes
Input range: 4 to 20 mA	Yes
Input range: -10 to +10 V	Yes
Input range: -5 to +5 V	Yes
Input range: -80 to +80 mV	Yes
Input range: 0 to 600 Ohm	Yes
RTD type: Pt100	Yes; Standard/climate
RTD type: Pt200	Yes; Standard/climate
Current measurement: 2-wire transducer	Yes
Current measurement: 4-wire transducer	Yes
Input resistance (0 to 20 mA)	25 Ω; Plus approx. 42 ohms for overvoltage protection by PTC
Input resistance (4 to 20 mA)	25 Ω; Plus approx. 42 ohms for overvoltage protection by PTC
Input resistance (-10 to +10 V)	100 kΩ
Permissible input voltage, max. (destruction limit)	28.8 V
Permissible input current, max. (destruction limit)	40 mA
Max. shielded signal cable length	800 m; for U/I, 200 m for R/RTD, 50 m for TC

6ES7531-7KF00-0AB0 — Measurement Performance
Parameter	Value
Resolution (bit incl. sign), max.	16 bit
Temperature measurement error (±)	0.005 %/K; With TC type T 0.02 ± % / K
Voltage measurement error (±)	0.1 %
Current measurement error (±)	0.1 %
Interference voltage suppression (at interference frequency)	400 / 60 / 50 / 10 Hz
Common-mode interference suppression, min.	60 dB
Common-mode voltage, max.	10 V

6ES7531-7KF00-0AB0 — Diagnostics & Monitoring
Parameter	Value
Wire-break detection	Yes; Only for 1 to 5 V, 4 to 20 mA, TC, R, and RTD
Diagnostic alarm	Yes
Diagnostics function	Yes
Limit value alarm	Yes; two upper and two lower limit values in each case
Supply voltage monitoring	Yes

6ES7531-7KF00-0AB0 — Isolation
Parameter	Value
Isolation: channels to backplane bus	Yes
Isolation: between channels	No
Isolation test voltage	707 V DC (type test)

6ES7531-7KF00-0AB0 — Power
Parameter	Value
Rated value (DC)	24 V
Power loss, typ.	2.7 W
Reverse polarity protection	Yes

6ES7531-7KF00-0AB0 — Environmental
Parameter	Value
Operating temperature, horizontal mounting, max.	60 °C
Operating temperature, horizontal mounting, min.	0 °C
Operating temperature, vertical mounting, max.	40 °C
Operating temperature, vertical mounting, min.	0 °C