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Siemens SIMATIC S7-1500 6ES7531-7QD00-0AB0 AI 4xU/I/RTD/TC ST Analog Input Module | Original New

Siemens SIMATIC S7-1500 6ES7531-7QD00-0AB0 AI 4xU/I/RTD/TC ST Analog Input Module | Original New

SIEMENS · SIMATIC S7-1500

6ES7531-7QD00-0AB0

AI 4xU/I/RTD/TC ST analog input module

ANALOG INPUTS 4 universal channels	SIGNAL TYPES U, I, R, RTD and TC
LEAD TIME In stock	WARRANTY 1 year

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WhatsApp +86 18159889985

Appurtenance:

Overview
Technical Data
Inquiry
Applications
Functions
Diagnostics
Installation
FAQ
Recommend Models
Recommended Products

PRODUCT OVERVIEW

6ES7531-7QD00-0AB0

AI 4xU/I/RTD/TC ST analog input module

Universal acquisition

Four channels can be parameterized for voltage, current or thermocouple measurement; two channels support resistance and RTD measurement.

Standard performance

The module provides 16-bit resolution, selectable integration times and configurable smoothing for process and temperature measurements.

System integration

It supports RUN-time parameter assignment and calibration, module diagnostics, limit interrupts and SIMATIC S7-1500 or ET 200MP operation.

Technical Data

TECHNICAL DATA

6ES7531-7QD00-0AB0

AI 4xU/I/RTD/TC ST analog input module

Complete model	6ES7531-7QD00-0AB0
Product family	SIMATIC S7-1500 / ET 200MP
Product type	AI 4xU/I/RTD/TC ST analog input module
Hardware / firmware	FS01 / V1.0.0
Dimensions	25 × 147 × 129 mm, W × H × D
Weight	Approx. 210 g
Supply voltage	24 V DC; permissible range 20.4 to 28.8 V
Current consumption	Maximum 140 mA at 24 V DC
Backplane-bus power	0.7 W
Typical power loss	2.3 W
Analog inputs	4 total; 4 U/I/TC and 2 R/RTD measurement channels
Voltage ranges	1 to 5 V; ±1 V; ±2.5 V; ±5 V; ±10 V; ±50 mV; ±80 mV; ±250 mV; ±500 mV
Current ranges	0 to 20 mA; ±20 mA; 4 to 20 mA
Thermocouple types	B, E, J, K, N, R, S and T
RTD / resistance	Ni100, Ni1000, LG-Ni1000, Pt100, Pt200, Pt500, Pt1000; 0 to 150/300/600/6000 Ω; PTC
Resolution	Maximum 16 bit including sign
Integration times	2.5 / 16.67 / 20 / 100 ms
Accuracy	Operational limit 0.3%; basic error limit 0.1% for U, I and R
Cable length	Shielded: 800 m for U/I; 200 m for R/RTD; 50 m for TC
Diagnostics	Supply voltage, wire break, overflow and underflow
Operating temperature	Horizontal 0 to 60 °C; vertical 0 to 40 °C
Engineering software	TIA Portal V13 / V13.0.2; STEP 7 V5.5 SP3 via supported integration
Front connector	40-pole push-in front connector included

Inquiry

CONTACT

STELLA

Direct product inquiry

Email Inquiry [email protected]

WhatsApp +86 18159889985

Applications

APPLICATIONS

6ES7531-7QD00-0AB0

Official product-specific information

Process analog acquisition

Use the four channels for standard voltage and current transmitters in machinery, utilities and process skids.

Temperature measurement

Connect supported Pt, Ni and LG-Ni RTDs or B, E, J, K, N, R, S and T thermocouples with configurable compensation.

Resistance monitoring

Two resistance-capable channels support 2-, 3- or 4-wire sensor arrangements as allowed by the selected range.

Distributed I/O

Install in a SIMATIC S7-1500 station or an ET 200MP configuration managed through PROFINET or PROFIBUS integration.

Functions

FUNCTIONS

6ES7531-7QD00-0AB0

Official product-specific information

Selectable measurement ranges

Each applicable channel can be assigned a supported voltage, current, resistance, RTD or thermocouple range.

Signal conditioning

Selectable 2.5, 16.67, 20 or 100 ms integration times combine with configurable none, weak, medium or strong smoothing.

Temperature compensation

Thermocouple operation supports internal compensation, external RTD compensation or a fixed 0 °C reference point.

RUN-time service

Parameter assignment and calibration can be performed in RUN when the plant procedure permits it.

Diagnostics

DIAGNOSTICS

6ES7531-7QD00-0AB0

Official product-specific information

Diagnostic alarms

The module can report missing supply voltage, wire break on supported ranges, overflow and underflow.

Limit interrupts

Two high limits and two low limits are available for each configured measurement channel.

Status indication

RUN, ERROR and PWR LEDs show module state; channel status and channel-diagnostic LEDs support localization.

Electrical separation

Channels are isolated from the backplane bus and electronics supply, with the four inputs in one channel group.

Installation

INSTALLATION

6ES7531-7QD00-0AB0

Official product-specific information

Mechanical envelope

Allow for the 25 × 147 × 129 mm module body and space for the front cover and wiring.

Front connection

Use the included 40-pole push-in front connector and observe the terminal assignments for the selected signal type.

Shielded wiring

Follow Siemens shield and cable-routing guidance; maximum documented length varies from 50 m for TC to 800 m for U/I.

Commissioning checks

Verify the 24 V DC supply, range selection, sensor connection, compensation method and integration time before enabling measurements.

FAQ

6ES7531-7QD00-0AB0

Product verification and procurement guidance

Q1. How can the quoted item be verified as the exact model?

Confirm that the Siemens label, package and quotation all show 6ES7531-7QD00-0AB0. Also check the AI 4xU/I/RTD/TC ST designation, FS01 status and 25 mm width.

Q2. How can New, Used or Refurbished condition be distinguished?

Request dated photos of the product label, rear bus connector, included 40-pole push-in front connector, casing and packaging. New stock should not show terminal marks, rail wear or cabinet contamination.

Q3. How can a supplier be checked before purchase?

Verify legal registration, a traceable company account and a written quotation identifying 6ES7531-7QD00-0AB0, condition, quantity and included connector.

Q4. Which specifications should engineering verify?

Check four universal inputs, the two R/RTD-capable channels, required U/I/TC ranges, 24 V DC supply, 16-bit resolution, 25 × 147 × 129 mm dimensions and TIA Portal version.

Q5. What evidence should be requested before payment?

Ask for current photos showing the complete order number, hardware and firmware status, connector area, package seal, accessories and quantity beside the purchase-order reference.

Q6. Can another AI 4-channel suffix replace it?

Not automatically. Other suffixes may change channel grouping, ranges, accuracy, isolation, connector scope or diagnostics, so engineering must compare every required measurement function.

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RECOMMEND MODEL

6ES7531-7QD00-0AB0

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