▸ Key Features:
• SIMATIC S7‑300 SM 331 analog input module
• 8 isolated analog input channels
• 16‑bit resolution with selectable integration times
• Supports voltage and current signals (±5/10 V, 1–5 V, ±20 mA, 0/4–20 mA)
• Galvanic isolation between inputs and backplane bus
• Parameterizable diagnostics and limit monitoring
• Uses 40‑pin front connector for field wiring
▸ Applications:
• Industrial automation and PLC control systems
• Process signal acquisition (pressure, flow, level, temperature transmitters)
• Manufacturing and machine control panels
• SIMATIC S7‑300 expansion systems
▸ Alternative Model Numbers:
6ES7331‑7KF02‑0AB0
6ES7331‑1KF02‑0AB0
6ES7331‑7HF00‑0AB0
Other SIMATIC SM 331 analog input variants
▸ Common Misspellings or Phrasing:
Siemens 6ES7331 7NF00 0AB0
S7‑300 SM331 analog module
Siemens AI 8x16bit module
6ES7‑331‑7NF00‑0AB0
