Siemens 6ES7531-7QD00-0AB0 Analog Input
MPN6ES7531-7QD00-0AB0
Active
SIMATIC S7-1500 Analog input module AI 4xU/I/RTD/TC ST, 16 bit resolution, Accuracy 0.3%, 4 channels in groups of 4; 2 channels for RTD measurement; Common mode voltage 10 V; Diagnostics; Hardware interrupts; Delivery including push-in front connector, infeed element, shield bracket, and shield terminal
$227.33Ref. price · indicative, final on quote
StockContact for availability
Lead timeCall for availability wk
MOQ1 pcs
Sourced new & surplus through independent channelsListing updated Jun 2026
Specifications
Inputs & Signal Ranges
| Parameter | Value |
|---|---|
| Number of analog inputs | 4 |
| 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 |
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 |
| Common-mode interference suppression, min. | 60 dB |
| Common-mode voltage, max. | 10 V |
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 |
Isolation
| Parameter | Value |
|---|---|
| Isolation: channels to backplane bus | Yes |
| Isolation: between channels | No |
| Isolation test voltage | 707 V DC (type test) |
Power
| Parameter | Value |
|---|---|
| Rated value (DC) | 24 V |
| Power loss, typ. | 2.3 W |
| Reverse polarity protection | Yes |
Environmental
| Parameter | Value |
|---|---|
| Operating temperature, horizontal mounting, max. | 60 °C |
| Operating temperature, horizontal mounting, min. | -25 °C; From FS03 |
| Operating temperature, vertical mounting, max. | 40 °C |
| Operating temperature, vertical mounting, min. | -25 °C; From FS03 |
Mechanical
| Parameter | Value |
|---|---|
| Width | 25 mm |
| Height | 147 mm |
| Depth | 129 mm |
| Weight, approx. | 210 g |
MPN
6ES7531-7QD00-0AB0