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Siemens SIMATIC S7-200 Analog Input Module EM 231

Name: Siemens 6ES7214-1BD23-0XB8
Brand: Siemens
SKU: 6ES7214-1BD23-0XB8
Availability: InStock

Siemens SIMATIC S7-200 EM 231 Analog Input Module for S7-22X CPUs.

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ManufacturerSiemens

Part number6ES7214-1BD23-0XB8

Type Analog Input Module

Series SIMATIC S7-200

For CPU S7-22X ONLY

Inputs 2 AI

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12-month warranty

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2 Analog Inputs RTD and Resistance Measurement High Resolution (15-bit + Sign) Designed for S7-22X CPUs Precise Signal Acquisition

Product description

The Siemens SIMATIC S7-200, part number 6ES7214-1BD23-0XB8, is an Analog Input Module (EM 231) designed exclusively for S7-22X CPUs. This module provides 2 analog inputs (2AI) and supports a variety of RTD and resistance inputs, including Pt100/200/500/1000, Ni100/120/1000, and resistance ranges of 150/300/600 Ohms. It features a 15-bit + sign resolution for precise measurement.

This module is integral for applications requiring precise analog signal acquisition within S7-200 automation systems. It is commonly used in process control, temperature monitoring, and industrial measurement tasks where accurate readings from sensors like RTDs are critical.

Stanlo Automation, a veteran-owned supplier of surplus industrial automation parts, offers the Siemens SIMATIC S7-200 EM 231 module (6ES7214-1BD23-0XB8). We provide tested, reliable components to help you maintain your existing automation systems or complete new projects with quality surplus inventory.

Technical specifications

Type	Analog Input Module
Series	SIMATIC S7-200
For CPU	S7-22X ONLY
Inputs	2 AI
Supported Sensors	Pt100/200/500/1000, Ni100/120/1000, Resistance 150/300/600 Ohm
Resolution	15 bit + Sign

Common applications

Temperature Monitoring

Process Control

Industrial Measurement

RTD Signal Input

Data Logging

Compatible systems

Siemens SIMATIC S7-22X CPUs

Also known as

SIMATIC S7-200 EM 231, Siemens Analog Input Module, S7-22X Analog Input

Replaces / compatible with

This module is specifically for the SIMATIC S7-200 series, particularly the S7-22X CPUs. It replaces older versions or serves as a direct replacement for failed EM 231 modules.

Technical note

Expert tip

This EM 231 module is exclusively for S7-22X CPUs and requires correct wiring for PT100/Ni100 connections to ensure accurate resistance and temperature readings.

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Frequently asked questions

What types of RTD sensors can be connected to the Siemens EM 231 module (6ES7214-1BD23-0XB8)?

The Siemens EM 231 module (6ES7214-1BD23-0XB8) supports various RTD sensors including Pt100, Pt200, Pt500, and Pt1000, as well as Ni100, Ni120, and Ni1000. It can also measure resistance values from 150, 300, or 600 Ohms.