The SIMATIC S7-1500 6ES7531-7NF10-0AB0 is a high-performance automation module designed for precision and reliability. Its compact design with dimensions of 35 x 147 x 129 mm ensures easy integration into tight spaces, complemented by robust DIN-rail mounting. Operating efficiently on a 24V DC power supply, it boasts a low power rating of 1.15 W and input current of 240 mA, providing energy-efficient operation. With a frequency compatibility of 50/60 Hz, it is ideal for varied industrial applications. Built to endure challenging environments, this module operates seamlessly within a temperature range of -25C to +60C and a maximum humidity of 95%. The grey-colored unit weighs just 300 grams for convenient handling, while its IP20 protection level ensures safe operation against accidental contact. Enhanced by its isolation capability of 707 V DC, this product excels in automation solutions demanding reliability and high standards.

Siemens 6ES7531-7NF10-0AB0 AI 8xU/I HS Module

SIMATIC S7-1500 Analog Input Module

• 8 AI (Voltage/Current), High-Speed

• 16-bit resolution

• Accuracy: 0.3%

• Common-mode voltage: 10 V

• Oversampling: Yes

• Hardware interrupts: 8 channels in 0.0625 ms

• Includes infeed element, shield bracket, shield terminal

• Front connector ordered separately

General Information

• Product name: AI 8xU/I HS

• HW status: From FS01

• Firmware version: V2.1.0 (FW update possible)

• I&M data: I&M0 I&M3

• Isochronous mode: Yes

• Prioritized startup: Yes

• Measuring range scalable: No

Engineering

• TIA Portal: From V14

• STEP 7: From V5.5 SP3

• PROFIBUS GSD: V1.0 / V5.1

• PROFINET GSD: V2.3

Operating Mode

• Oversampling: Yes

• MSI: Yes

• Reparameterization in RUN: Yes

• Calibration in RUN: Yes

Supply Voltage

• Rated: 24 V DC

• Range: 19.2 28.8 V DC

• Reverse polarity protection: Yes

Input Current

• Max consumption: 240 mA @ 24 V DC

Encoder Supply

• 24 V encoder supply

• Short-circuit protection: Yes

• Max output current: 20 mA (47 mA for <10 s)

Power

• From backplane: 1.15 W

• Power loss: 3.4 W

Analog Inputs

• Number of inputs: 8

• Voltage measuring: Yes

• Current measuring: Yes

Destruction Limits

• Voltage input: max 28.8 V

• Current input: max 40 mA

Voltage Input Ranges

(All other voltage ranges: No)

Current Input Ranges

Thermocouples / RTDs / Resistors

• All TC types: No

• All RTD types (Pt, Ni, Cu): No

• Resistor measurement: No

Cable Length

• Shielded cable: up to 800 m

Analog Value Processing

• Resolution: 16-bit

• Execution time (all channels): 62.5 s

• Value smoothing: None / Low / Medium / High

Encoder Connections

• Voltage measurement

• Current measurement (2-wire, 4-wire)

• Max burden for 2-wire transmitter: 820

Accuracy / Errors

• Linearity error: 0.02%

• Temperature error: 0.005%/K

• Repeat accuracy at 25C: 0.02%

• Operational error (full temp range):

  • Voltage: 0.3%

  • Current: 0.3%

• Basic error @ 25C:

  • Voltage: 0.2%

  • Current: 0.2%

• Crosstalk: 60 dB

• Common mode voltage: 10 V

Isochronous Mode

• Filtering/processing time: 80 s (min)

• Bus cycle time (TDP): 250 s (min)

Diagnostics

• Diagnostic functions: Yes

• Diagnostic alarms: Yes

• Limit value alarms: 2 upper + 2 lower per channel

• Supply monitoring: Yes

• Wire break detection: Yes (15 V, 420 mA)

• Overflow/underflow: Yes

LEDs

• RUN (green)

• ERROR (red)

• PWR (green)

• Channel status (green)

• Channel diagnostics (red)

• Module diagnostics (red)

Isolation / Separation

• Between channels: No

• Between channel groups (8 each): Yes

• Between channels and backplane: Yes

• Between channels and electronics power: Yes

• Allowed potential differences:

  • Input-to-input: 20 V DC

  • Input-to-MANA: 10 V DC

• Isolation test: 707 V DC

Environmental Conditions

• Operating temperature

  • Horizontal: 25C to +60C

  • Vertical: 25C to +40C

• Altitude: Up to 5000 m

Dimensions / Weight

• Width: 35 mm

• Height: 147 mm

• Depth: 129 mm

• Weight: approx. 300 g

Technical Details 

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