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Siemens S7-1500 SM 531 Analog input modules AI 4XU/I/RTD/TC ST
SKU: 6ES7531-7QD00-0AB0
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Short Description
Pricing available on request
Description:
This module offers 4 analog input channels, each configurable for voltage, current, RTD, or thermocouple measurements.
With 16-bit resolution, diagnostics, and hardware interrupts, it’s ideal for process control, temperature monitoring, and multi-sensor integration in demanding industrial environments.
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Specifications:
Input Channels: 4 (grouped in sets of 4).
Supported Signal Types: Voltage, Current, RTD, Thermocouple.
Resolution: 16-bit.
Accuracy: ±0.3% (typical).
Common Mode Voltage: Max 10 V.
Encoder Supply: 24 VDC, short-circuit protected.
Max Encoder Output: 20 mA (47 mA peak <10 s).
Input Voltage Ranges: ±1 V, ±2.5 V, ±10 V, ±250 mV, ±500 mV, ±80 mV.
Input Current Ranges: 0–20 mA, ±20 mA, 4–20 mA.
RTD Types Supported: Pt100, Pt200, Pt500, Pt1000, Ni100, Ni1000.
TC Types Supported: B, E, J, K, N, R, S, T.
Temperature Compensation: Internal, external RTD, or fixed value.
Integration Time (selectable): 2.5 / 16.67 / 20 / 100 ms.
Conversion Time: 9–107 ms depending on mode.
Cable Length: 800 m (U/I), 200 m (RTD), 50 m (TC).
Power Loss: ~2.3 W.
Dimensions (W×H×D): 25 × 147 × 129 mm.
Weight: ~210 g.
Environmental & Compliance:
Operating Temp: –25 °C to +60 °C.
Altitude: Up to 5000 m.
Humidity: 100% RH with condensation/frost.
Isolation: 707 V DC (type test).
Approvals: CE, UL, ATEX, IECEx, DNV, FM, CCC, RCM.
Eco Profile: Siemens EcoTech certified.
Global Warming Potential: 38.6 kg CO₂ eq (lifecycle).