SIEMENS 6ES7331‑7NF00‑0AB0 SIMATIC S7‑300 Analog Input Module USED

Overview

This listing is for a USED Siemens 6ES7331‑7NF00‑0AB0 Analog Input Module for the SIMATIC S7‑300 PLC platform. This SM 331 module provides 8 isolated analog input channels with 16‑bit resolution and supports common industrial voltage and current signal ranges including ±10 V, 1–5 V, ±20 mA, and 0/4–20 mA. It is designed for reliable process signal acquisition in industrial automation and control systems.