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Siemens SIMATIC S7-300 Analog Input Module SM 331 (6ES7331-1KF01-0AB0)

Siemens SIMATIC S7-300 Analog Input Module SM 331 (8AI, 13-bit).

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ManufacturerSiemens

Part number6ES7331-1KF01-0AB0

Manufacturer Siemens

Series SIMATIC S7-300

Module Type Analog Input SM 331

Number of Inputs 8 AI

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8 Optically Isolated Analog Inputs 13-Bit Resolution Supports U/I/Resistance/RTDs PT100 & NI100 Measurement 66ms Module Update Time SIMATIC S7-300 Compatibility

Product description

The Siemens SIMATIC S7-300 Analog Input module SM 331 (6ES7331-1KF01-0AB0) provides 8 analog inputs with 13-bit resolution. This optically isolated module is versatile, supporting a range of input types including voltage (U), current (I), resistance, and thermocouple measurements (PT100, NI100, NI1000, LG-NI1000).

This module is crucial for applications requiring precise measurement of process variables in industrial automation, such as temperature, pressure, flow, and level monitoring. Its isolation features protect the PLC from voltage spikes and ground loops, enhancing system reliability. The module update time is 66 ms.

Stanlo Automation, a veteran-owned distributor of surplus industrial automation parts, offers the Siemens SIMATIC S7-300 SM 331 analog input module. Secure reliable I/O for your S7-300 system from our inventory.

Technical specifications

Manufacturer	Siemens
Series	SIMATIC S7-300
Module Type	Analog Input SM 331
Number of Inputs	8 AI
Resolution	13 Bit
Isolation	Optically Isolated
Input Types	U/I/Resistance/PT100/NI100/NI1000/LG-NI1000
Module Update Time	66 ms
Connection	1 x 40 Pin

Common applications

Temperature Monitoring

Pressure Sensing

Flow Measurement

Level Control

Process Automation

Data Acquisition

Industrial Monitoring

Compatible systems

Siemens SIMATIC S7-300 PLC CPUs SIMATIC Step 7 Software

Also known as

SIMATIC S7-300 SM 331 Siemens Analog Input Module S7-300 AI Module

Replaces / compatible with

This is a Siemens SIMATIC S7-300 SM 331 analog input module.

Technical note

Expert tip

The optical isolation on this module is critical for protecting the PLC from potential ground loops and electrical noise in harsh industrial environments.

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Frequently asked questions

What types of sensors can be connected to the Siemens SIMATIC S7-300 SM 331 (6ES7331-1KF01-0AB0)?

The Siemens SIMATIC S7-300 SM 331 analog input module (6ES7331-1KF01-0AB0) supports a wide range of inputs including voltage, current, resistance, PT100, NI100, NI1000, and LG-NI1000 sensors.