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header-product Siemens SIMATIC S7-1200 SM 1231 Analog Input Module 6ES7231-5ND32-0XB0
574.99 €

Siemens SIMATIC S7-1200 SM 1231 Analog Input Module 6ES7231-5ND32-0XB0

Siemens SIMATIC S7-1200 SM 1231 Analog Input Module Photo 1
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Short description

The Siemens SIMATIC S7-1200 SM 1231 is a high-performance analog input module designed for industrial automation systems. This module provides precise signal processing for the S7-1200 controller series, enabling reliable data acquisition from various sensors. It is essential for monitoring and controlling industrial processes, offering robust connectivity and seamless integration into existing PLC configurations for enhanced operational efficiency.
Available for order: 3 pcs.
Warranty: 2 Years
SKU: 1787165
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Cost

1.89 €

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Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
17.07.2026 {{selectedOffer.officeDeliveryString}}
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22.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 0.16 kg)
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22.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.89 €
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3 mth. х 191.66 €

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36 months installment: from 15.97 euros per month
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Product information

Description

The Siemens SIMATIC S7-1200 SM 1231 is a high-performance analog input module engineered for seamless integration into industrial automation systems using the S7-1200 controller series. This module serves as a critical interface for data acquisition, allowing the PLC to process signals from a variety of industrial sensors with high precision and reliability. By converting analog signals into digital values, it enables accurate monitoring and control of complex industrial processes, ensuring consistent performance and operational efficiency within automated environments.

Advantages

This analog input module offers exceptional signal processing capabilities that enhance the overall functionality of the SIMATIC S7-1200 system. Its robust design ensures durability in demanding industrial conditions, while the seamless integration process minimizes downtime during installation or system upgrades. The module provides high-resolution data acquisition, which is essential for maintaining tight control over process variables. Furthermore, its compatibility with standard industrial sensors makes it a versatile component for various automation tasks, contributing to a more stable and responsive control architecture.

Suitable for

  • Monitoring temperature, pressure, and flow sensors in industrial plants
  • Integration into automated manufacturing and assembly lines
  • Data acquisition for process control systems
  • Upgrading existing S7-1200 PLC configurations for enhanced analog signal handling

This module may not be suitable for applications requiring high-speed dynamic signal processing beyond the standard sampling rates of the S7-1200 series. It is also not intended for use in environments that exceed the specified operating temperature or environmental protection ratings of the SIMATIC hardware.

Key specifications

  • Module type: Analog input
  • Compatibility: Siemens SIMATIC S7-1200 series
  • Signal processing: High-precision analog-to-digital conversion
  • Mounting: Standard DIN rail mounting for S7-1200 systems
  • Connectivity: Integrated terminal blocks for sensor wiring

To use the module, first ensure that the S7-1200 CPU is powered down. Mount the module onto the DIN rail adjacent to the CPU or other expansion modules and connect the bus connector to establish communication. Wire your analog sensors to the designated terminals according to the wiring diagram provided in the technical documentation. Once installed, configure the module within the TIA Portal software environment by defining the input ranges and signal types to match your connected sensors. After configuration, download the hardware project to the PLC to begin data acquisition.

What to consider before purchase

  • Verify compatibility with your specific S7-1200 CPU model
  • Ensure the required number of analog inputs matches your project needs
  • Check the sensor signal type requirements against the module specifications
  • Confirm that the installation environment meets the hardware operating standards
Ensure that all wiring is performed according to local electrical safety standards and that proper shielding is used for analog signal cables to prevent electromagnetic interference.

Description

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Customer questions

FAQ

How much does the Siemens SIMATIC S7-1200 SM 1231 Analog Input Module cost, and is it available for purchase?

The price is 574.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 17.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

Can Siemens SIMATIC S7-1200 SM 1231 Analog Input Module be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. We work with leading banks and leasing companies in Latvia, allowing you to make your purchase on convenient terms — with a minimal down payment and a repayment period from 3 to 36 months. You can apply for credit or installments for the Siemens SIMATIC S7-1200 SM 1231 Analog Input Module online, and the application process is as simple as possible:
  • Select the product on the website and add it to your cart;
  • When placing your order, choose the payment method “Installments”;
  • Fill in the required details for the lending partner;
  • Receive a decision within a few minutes.
For more information about available payment options, interest-free installment terms, and credit conditions in Latvia, please visit the Payment page.

Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All Siemens products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Siemens service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.
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