Product Overview
The Siemens 6ES7231-5QD30-0XB0 is a dedicated Analog Input Module SM 1231 within the SIMATIC S7-1200 series, specifically designed to extend the temperature monitoring capabilities of these versatile programmable logic controllers. This module is an essential component for industrial applications where accurate and reliable temperature data acquisition from Resistance Temperature Detectors (RTDs) is critical.
With 8 analog input channels and a resolution of 13 bits plus sign, the module provides highly precise conversion of resistance values into digital temperature data. It offers direct connectivity for standard RTD types, including Pt100 and Pt1000 sensors, simplifying the wiring and integration process by eliminating the need for external signal conditioning devices. The module supports various RTD connection methods (e.g., 2-wire, 3-wire, 4-wire), allowing for flexibility in sensor wiring and compensation for lead resistance errors. Its compact form factor ensures seamless integration into existing S7-1200 setups, enhancing the controller’s capacity for sophisticated temperature control, logging, and process optimization.
Specifications
| Article Number | 6ES7231-5QD30-0XB0 | Product Type | Analog Input Module |
| Net Weight | 0.25 kg (Estimated) | Series | SIMATIC S7-1200 |
| Module Type | SM 1231 | Number of Analog Inputs | 8 |
| Resolution | 13-bit + sign | Input Type | Resistance Thermometers (RTD) |
| Supported RTD Types | Pt100, Pt1000 | Connection Type | Screw terminals |
| Measuring Principle | 2-wire, 3-wire, 4-wire RTD | Isolation | Yes (channel to backplane bus) |
| Operating Temp. | -20 °C to +60 °C | Dimensions (H x W x D) | Approx. 100 mm x 45 mm x 75 mm |
| Country of Origin | Germany | Power Consumption | Max. 2.5 W |
| Front Connector Included | No |
Note: For precise application and detailed technical specifications for the 6ES7231-5QD30-0XB0 SIMATIC S7-1200 Analog Input Module SM 1231 (8 AI RTD, 13-Bit), please consult the relevant SIMATIC S7-1200 System Manual for exact wiring diagrams, scaling considerations, and programming details.
Features
The Siemens 6ES7231-5QD30-0XB0 SIMATIC S7-1200 Analog Input Module offers key features for accurate temperature measurement:
- 8 RTD Analog Inputs: Provides ample channels for multi-point temperature sensing.
- 13-Bit Resolution (+ Sign): Ensures precise conversion of temperature signals.
- Direct RTD Connection: Supports common Pt100 and Pt1000 sensors, simplifying wiring.
- Multi-Wire RTD Support: Compatible with 2-wire, 3-wire, and 4-wire RTD connections for enhanced accuracy.
- Seamless S7-1200 Integration: Easy installation and configuration within the S7-1200 system.
- Compact Design: Space-efficient for optimizing control cabinet layout.
- Robust Industrial Design: Built for reliable performance in harsh industrial environments.
- Integrated into TIA Portal: Simplifies engineering, configuration, and diagnostics.
Applications
The Siemens 6ES7231-5QD30-0XB0 SIMATIC S7-1200 Analog Input Module SM 1231 (8 AI RTD, 13-Bit) is widely used in various industrial automation applications requiring precise temperature acquisition:
- Process Control: Monitoring and regulating temperatures in industrial ovens, furnaces, and chemical reactors.
- HVAC Systems: Integrating RTD sensors for accurate building climate control and energy efficiency.
- Food & Beverage Industry: Ensuring temperature consistency during pasteurization, cooling, and storage.
- Pharmaceutical Manufacturing: Monitoring critical temperatures for quality control and regulatory compliance.
- Machine Diagnostics: Acquiring temperature data from motors, bearings, and hydraulic systems for predictive maintenance.
- Plastics and Rubber Processing: Monitoring and controlling temperatures in extruders and molding machines.
- Any application requiring accurate and reliable temperature measurement with RTD sensors.
Other Related SIMATIC S7-1200 Models
Here are some other commonly available SIMATIC S7-1200 components that Gold Rayline can help you source:
| 6ES7211-1AE40-0XB0 | 6ES7217-1AG40-0XB0 | 6ES7223-1PL32-0XB0 | 6ES7231-4HC32-0XB0 |
| 6ES7232-4HA30-0XB0 | 6ES7292-1BG30-0XA0 | 6ES7242-1PL30-0XB0 | 6GK7277-1AA10-0AA0 |
| 6ES7290-6AA30-0XA0 | 6ES7291-8GH30-0XA0 | 6ES7234-4HE32-0XB0 | 6ES7223-1PH32-0XB0 |
Note: The models above are representative of various SIMATIC S7-1200 CPUs, digital and analog I/O modules (including combined I/O), signal boards, communication modules (PROFIBUS, Telecontrol), and accessories (battery boards, memory cards). Gold Rayline maintains a wide network for sourcing Siemens components. Please contact our sales team for specific model availability, detailed specifications, or to inquire about other modules to meet your exact project requirements.
Why Choose Gold Rayline?
At Gold Rayline, we’re your trusted partner for high-quality Siemens automation solutions. We specialize in supplying genuine Siemens parts, including essential components like this S7-1200 RTD Input Module and other discontinued or hard-to-find models, ensuring you always receive original automation components.
Sufficient Inventory & Stable Resources: We maintain ample stock and stable supplier resources to ensure quick order fulfillment. This allows you to confidently purchase obsolete industrial automation parts, like various SIMATIC S7-1200 modules, minimizing your operational downtime.
1-Year Warranty: We stand behind the reliability of our genuine Siemens products, including this S7-1200 RTD Input Module, by offering a comprehensive 1-year warranty, providing you with complete peace of mind.
Competitive Pricing & Expert Support: Gain access to transparent pricing and direct technical assistance from our certified engineers, ensuring seamless integration and optimal performance for your Siemens industrial control systems.
Fast Shipping: With orders typically shipped within 3-7 days, we significantly reduce your waiting time, getting your critical components to you quickly.
