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MODULE

Siemens SIMATIC S7-1200 SM 1231 TC Analog Input Module – 8 AI Thermocouple (6ES7231-5QF32-0XB0)

Name: Siemens SIMATIC S7-1200 SM 1231 TC Analog Input Module – 8 AI Thermocouple (6ES7231-5QF32-0XB0)
Brand: SIEMENS
SKU: 757
Price: 33000.00 INR
Availability: InStock

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₹ 33,000.00 ₹ 41,250.00 -20%

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Parameter	Details
Product Series	SIMATIC S7-1200 – SM 1231 AI
Siemens Part Number	6ES7 231-5QF32-0XB0
Number of Inputs	8 Analog Inputs (Universal)
Input Signal Types	Voltage, Current, RTD
Voltage Ranges	0–10 V, ±10 V
Current Ranges	0–20 mA, 4–20 mA
RTD Types	Pt100, Pt1000, Ni100, Ni1000
Resolution	High-resolution A/D conversion
Diagnostics	Channel LEDs, wire break detection (RTD)
Mounting Type	DIN Rail
Compatibility	All S7-1200 CPUs
Configuration	Siemens TIA Portal
Terminal Type	Removable screw terminal block
Application	Process, Temperature, Instrumentation panels
Country of Origin	Made In CHINA
Condition	New Factory Sealed (As per photos)
Shipping	Fast & Safe Worldwide shipping available.

Brand	SIEMENS
Category	MODULE

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8 × universal analog inputs (Voltage / Current / RTD)
Compatible with SIMATIC S7-1200 PLC family
Measures 0–10 V, ±10 V, 0/4–20 mA, RTD (Pt100/Pt1000/Ni100/Ni1000)
High-accuracy acquisition for process and temperature signals
Removable terminal block for easy wiring & maintenance
LED channel diagnostics and status indication
DIN-rail mount, compact industrial design
Ideal for process control, temperature monitoring, and instrumentation panels

The Siemens SM 1231 AI (6ES7 231-5QF32-0XB0) is a high-performance analog input expansion module for the SIMATIC S7-1200 PLC series. Designed for industrial automation and process control, this module provides 8 universal analog input channels capable of handling voltage, current, and RTD temperature sensors with excellent precision and noise immunity.

It is widely used in electrical control panels, OEM machines, water treatment plants, chemical processes, HVAC systems, and temperature monitoring applications where reliable analog signal acquisition is critical. The module integrates seamlessly with the S7-1200 backplane and is configured easily in TIA Portal.

With support for multiple signal types in a single module, the SM1231 reduces hardware count, wiring complexity, and panel space while delivering accurate real-time data to your PLC program.