| Manufacturer part number (MPN) | 6ES7531-7QD00-0AB0 |
| EAN / GTIN | 4047623403425 |
| Sales unit | pcs |
| Product family | SM 531 analog input modules |
| UPC | 887621837037 |
| Customs commodity code (HS) | 85389091 |
| Net weight | 0.384 kg |
| Country of origin | Germany |
| Product type designation | AI 4xU/I/RTD/TC ST |
| HW functional status | from FS01 |
| Firmware version | V1.0.0 |
| FW update possible | Yes |
| I&M data | Yes; I&M0 to I&M3 |
| STEP 7 TIA Portal configurable/integrated from version | V13 / V13.0.2 |
| STEP 7 configurable/integrated from version | V5.5 SP3 |
| PROFIBUS from GSD version/GSD revision | V1.0 / V5.1 |
| PROFINET from GSD version/GSD revision | V2.3 |
| MSI | Yes |
| Reparameterization possible in RUN | Yes |
| Calibration possible in RUN | Yes |
| Supply voltage rated value (DC) | 24 V |
| Supply voltage permissible range, lower limit (DC) | 19.2 V |
| Supply voltage permissible range, upper limit (DC) | 28.8 V |
| Reverse polarity protection | Yes |
| Current consumption, max. | 165 mA; with 19.2 V supply |
| Encoder supply output current, max. | 20 mA; Max. 47 mA per channel for a duration < 10 s |
| Power consumption from the backplane bus | 0.7 W |
| Power loss, typ. | 2.3 W |
| Address space, inputs | 8 byte |
| Number of analog inputs | 4 |
| For current measurement | 4 |
| For voltage measurement | 4 |
| For resistance/resistance thermometer measurement | 2 |
| For thermocouple measurement | 4 |
| Permissible input voltage for voltage input (destruction limit), max. | 28.8 V |
| Permissible input current for current input (destruction limit), max. | 40 mA |
| Constant measurement current for resistance-type transmitter, typ. | 150/300/600 Ohm |
| Pt100/Pt200/Ni100 | 1.25 mA; 6000 Ohm |
| Pt500/Pt1000/Ni1000/LG-Ni1000 | 0.625 mA; PTC: 0.472 mA |
| Technical unit for temperature measurement adjustable | Yes; °C/°F/K |
| Cable length shielded, max. | 800 m for U/I, 200 m for R/RTD, 50 m for TC |
| Measurement principle | integrating |
| Resolution with overrange (bit including sign), max. | 16 bit |
| Integration time (ms) | 2.5 / 16.67 / 20 / 100 ms |
| Basic conversion time, including integration time (ms) | 9 / 23 / 27 / 107 ms |
| Interference voltage suppression for interference frequency f1 in Hz | 400 / 60 / 50 / 10 |
| Number of smoothing levels | 4 |
| Linearity error (relative to input range), (+/-) | 0.02 % |
| Temperature error (relative to input range), (+/-) | 0.005 %/K |
| Crosstalk between the inputs, max. | -80 dB |
| Repeat accuracy in steady state at 25 °C (relative to input range), (+/-) | 0.02 % |
| Temperature error of internal compensation | ±6 °C |
| Operational error limit, voltage, relative to input range, (+/-) | 0.3 % |
| Basic error limit at 25 °C, voltage, relative to input range, (+/-) | 0.1 % |
| Common mode voltage, max. | 10 V |
| Common mode interference, min. | 60 dB |
| Diagnostics function | Yes |
| Diagnostic alarm | Yes |
| Limit value alarm | Yes; two upper and two lower limit values in each case |
| Wire break diagnostics | Yes; for 1 to 5 V, 4 to 20 mA, TC, R, and RTD |
| Potential separation between the channels and backplane bus | Yes |
| Permissible potential difference between the inputs (UCM) | 20 V DC |
| Isolation tested with | 707 V DC (type test) |
| Ambient temperature, horizontal installation, min. | -25 °C; From FS03 |
| Ambient temperature, horizontal installation, max. | 60 °C |
| Ambient temperature, vertical installation, max. | 40 °C |
| Installation altitude above sea level, max. | 5000 m |
| Width | 25 mm |
| Height | 147 mm |
| Depth | 129 mm |
| Weight, approx. | 210 g |
| Note | Supplied incl. 40-pole push-in front connectors |
| Number of analogue inputs | 4 |
| Analogue outputs configurable | No |
| Resolution of the analogue inputs | 16 Bit |
| Output, current | No |
| Output, voltage | No |
| Output signal configurable | No |
| Explosion safety category for gas | ATEX gas-ex-protection, Cat. 3G |
| Explosion safety category for dust | None |