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Siemens 6ES7231-7PB22-0XA0 SIMATIC S7-200 Analog Input Module

Siemens 6ES7231-7PB22-0XA0 SIMATIC S7-200 Analog Input Module, 2 AI.

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ManufacturerSiemens

Part number6ES7231-7PB22-0XA0

Series SIMATIC S7-200

Type Analog Input Expansion Module (EM 231)

Inputs 2 AI

Supported Sensors Pt100/200/500/1000/10000, NI100/120/1000

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2 Analog Inputs Supports Pt & Ni RTDs Resistance measurement capability 15-bit + sign resolution For SIMATIC S7-200 PLCs Expansion module

Product description

The Siemens 6ES7231-7PB22-0XA0 is an Analog Input Expansion Module (EM 231) for the SIMATIC S7-200 PLC series. This module provides 2 analog inputs and supports a variety of thermocouple and resistance temperature detector (RTD) types, including Pt100/200/500/1000/10000 and Ni100/120/1000. It also handles resistance measurements for 150/300/600 ohm, offering a resolution of 15 bits plus sign.

This module is essential for applications requiring precise measurement of temperature or resistance values. It interfaces with sensors used in process control, environmental monitoring, and machine diagnostics. The high resolution and support for multiple sensor types make it a versatile choice for many industrial automation tasks within the S7-200 platform.

Stanlo Automation, a veteran-owned surplus parts distributor, is your source for the Siemens 6ES7231-7PB22-0XA0. Ensure your SIMATIC S7-200 system has the analog input capabilities it needs. Trust Stanlo Automation for reliable surplus automation components.

Technical specifications

Series	SIMATIC S7-200
Type	Analog Input Expansion Module (EM 231)
Inputs	2 AI
Supported Sensors	Pt100/200/500/1000/10000, NI100/120/1000
Resistance	150/300/600 ohm
Resolution	15 bit + sign
For use with	S7-22X CPU

Common applications

Temperature monitoring

Resistance measurement

Process control

Industrial automation

Data acquisition

Machine control

Compatible systems

SIMATIC S7-200 S7-22X CPU

Also known as

Siemens S7-200 Analog Input EM 231 6ES7231-7PB22-0XA0 module SIMATIC EM 231 analog input

Replaces / compatible with

This EM 231 analog input module is designed for expansion of SIMATIC S7-200 CPUs (S7-22X). It adds analog input capabilities to the base S7-200 system.

Technical note

Expert tip

This module is specifically for S7-22X CPUs and requires a suitable S7-200 CPU to function.

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Frequently asked questions

What types of temperature sensors can be used with the Siemens 6ES7231-7PB22-0XA0 SIMATIC S7-200 Analog Input Module?

The Siemens 6ES7231-7PB22-0XA0 supports various temperature sensors, including Platinum Resistance Thermometers (Pt100, Pt200, Pt500, Pt1000, Pt10000) and Nickel RTDs (Ni100, Ni120, Ni1000). It also accommodates resistance measurements.