Siemens 6ES7231-5PA30-0XB0

Siemens 6ES7231-5PA30-0XB0 | Analog Input Module – 4x RTD, 24V DC, IP20, For SIMATIC S7-1200

Overview

The Siemens 6ES7231-5PA30-0XB0 is a 4-channel analog input module for the SIMATIC S7-1200 PLC family. It is designed for temperature sensing with RTD (Resistance Temperature Detector) inputs, supporting 2-, 3-, and 4-wire configurations for flexible and accurate industrial temperature monitoring.

Key Features

• Input Channels: 4 analog inputs for RTDs

• Input Types Supported: Pt100, Pt1000, Ni100, Ni1000, and others

• Wiring Configurations: 2-wire, 3-wire, and 4-wire

• Resolution: 16-bit

• Power Supply: 24V DC

• Connection: Screw terminals

• Diagnostics: Channel-level diagnostics

• Mounting: DIN rail next to CPU

• Protection Class: IP20

Technical Specifications

• Part Number: 6ES7231-5PA30-0XB0

• System: SIMATIC S7-1200

• Input Voltage Range: Typically 19.2–28.8V DC

• Temperature Range (Sensor Dependent): e.g., –200°C to +850°C for Pt100

• Sampling Time: ≤500 ms per channel

• Dimensions (W x H x D): Approx. 45 x 100 x 75 mm

• Weight: Approx. 180 g

• Certifications: CE, UL, cULus, RoHS

Applications

• Industrial temperature monitoring

• HVAC systems and process control

• Factory automation requiring analog sensor input

• Machine diagnostics and thermal analysis

• Distributed I/O systems with S7-1200

Why Choose the 6ES7231-5PA30-0XB0?

• Multi-Wire RTD Support: Versatile sensor compatibility

• Compact & Reliable: Space-saving with robust performance

• High Precision: 16-bit resolution ensures accurate data

• Easy Integration: Seamless with TIA Portal and S7-1200 CPUs

• Trusted Siemens Design: Engineered for continuous industrial use

Order Now

The Siemens 6ES7231-5PA30-0XB0 module is available and ready for immediate shipment worldwide.