SIEMENS S7 1500 ANALOG INPUT MODULE-6ES7531-7NF00-0AB0

About SIEMENS S7 1500 ANALOG INPUT MODULE-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

Siemens SIMATIC S7-1500 Analog Input Module

General Information

• Product Type: AI 8xU/R/RTD/TC HF

• Hardware Status: FS01

• Firmware Version: V1.1.0 (FW update possible)

• I&M Data: Yes (I&M0 to I&M3)

• Isochronous Mode: No

• Prioritized Startup: Yes

• Measuring Range Scalable: Yes

• Adjustment of Measuring Range: No

• Engineering Software: STEP 7 TIA Portal V14+, STEP 7 V5.5 SP3+

• Communication Protocols: PROFIBUS (GSD V1.0/V5.1), PROFINET (GSD V2.3)

Supply Voltage

• Rated: 24 V DC

• Permissible Range: 19.2 28.8 V DC

• Reverse Polarity Protection: Yes

• Max Current Consumption: 55 mA

• Power Consumption: 0.85 W from backplane bus

• Power Loss (typical): 1.9 W

Analog Inputs

• Channels: 8 (+1 RTD reference channel)

• Voltage Measurement: -1 V to +1 V, -25 mV to +25 mV, -250 mV to +250 mV, -50 mV to +50 mV, -500 mV to +500 mV, -80 mV to +80 mV (10 M input resistance each)

• Resistance/RTD Measurement: Cu, Ni, Pt types, various ranges (10 to 6000 ), three-wire/four-wire supported

• Thermocouple Types: B, C, E, J, K, N, R, S, T, TXK/L (10 M input resistance each)

• Temperature Compensation: Internal/external via RTD, 0C reference channel included

• Cable Length: Shielded: max. 800 m for voltage, 200 m for R/RTD/TC

Analog Value Generation

• Resolution: 16 bit (R/U), up to 21 bit (RTC/TC)

• Integration Time (ms): Fast: 2.5/16.67/20/100, Standard: 7.5/50/60/300

• Basic Conversion Time (ms): Fast: 4/18/22/102, Standard: 9/52/62/302

• Additional Conversion for Wire-Break Monitoring: 413 ms

Accuracy / Errors

• Linearity Error: 0.02 %

• Temperature Error: 0.005 %/K

• Crosstalk: max. -80 dB

• Repeat Accuracy: 0.02 %

• Operational Error Limits (Voltage/Resistance/RTD/TC): 0.050.1 %, Temperature 0.152 K depending on sensor type

Diagnostics / Status / LEDs

• Diagnostics: Supply voltage, wire-break, overflow/underflow, channel status

• LEDs: RUN (green), ERROR (red), PWR (green), channel diagnostics (red)

Potential Separation / Isolation

• Channels: Galvanically separated (groups of 1)

• Channels to Backplane Bus and Supply: Yes

• Max Potential Difference: 60 V DC / 30 V AC

• Isolation Tested: 2000 V DC (channels/backplane/supply), 707 V DC (type test)

Standards / Certificates

• AMS 2750: Yes

• CQI-9: Yes

Ambient Conditions

• Horizontal Installation: -30C to 60C

• Vertical Installation: -30C to 40C

Dimensions & Weight

• Width: 35 mm

• Height: 147 mm

• Depth: 129 mm

• Weight: 290 g 

Technical Details