Spot Stock Original Siemens 6ES7531-7QD00-0AB0 SM531 AI4 U/I/RTD/TC Universal Analog Input Expansion Module For S7-1500 PLC
4 universal input channels, single-channel configurable via TIA Portal: Voltage ±10V/±5V, Current 4-20mA/0-20mA, RTD(Pt100/Pt1000), Thermocouple(J/K/S/B/E/T/N) 16-bit resolution, basic accuracy ±0.3%, max common-mode voltage 10V, channel-backplane galvanic isolation 500VAC Built-in full-channel fault diagnosis + hardware interrupt function, support open-circuit detection for current & RTD wiring Complete set included: push-in front connector, feed element, shield mounting bracket & shield terminal (no extra purchase) Module width 25mm, DIN backplane installation, IP20 protection, widely used for pressure, flow and temperature signal collection in process automation. 12-month official warranty, fast global shipment for spot order.