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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 6ES7231-5QD32-0XB0 |
| Alternative Part Number | 6ES72315QD320XB0 |
| Manufacturer | Siemens |
| Category | General Automation |
| Input Type | Analog Input Module |
| Number of Inputs | 4 Inputs |
| Input Current | 40 mA |
| Supply Voltage | 24 V dc |
| Power Loss | Typical 1.5 W |
| Input Voltage Range | ±80 mV (Thermocouple) |
| Thermocouple Types Supported | Types J, K, T, E, R, S, N, C, TXK/XK(L) |
| Ambient Operating Temperature | -20 °C to +60 °C (horizontal installation), -20 °C to +50 °C (vertical installation) |
| Ambient Storage Temperature | -40 °C to +70 °C |
| Relative Humidity | Up to 95% at 25 ℃ without condensation |
| Air Pressure for Operation | 795 hPa to 1 080 hPa |
| Air Pressure for Storage | 660 hPa to 1 080 hPa |
| Degree of Protection | IP20 according to EN 60529 |
| Approvals | CE, CSA, FM, RCM (formerly C-TICK) |
| Diagnostics | Diagnostic alarm, Monitoring the supply voltage, Wire-break, Diagnostics indication LED |
| Connection Method | Required front connector |
| Enclosure Material | Plastic |
| Dimensions (Width x Height x Depth) | 45 mm x 100 mm x 75 mm |
| Weight | Approx. 180 g |
The Siemens 6ES7231-5QD32-0XB0 is a high-precision analog input module designed to cater to a diverse range of industrial applications. This module is part of the SIMATIC S7-1200 series and is specifically engineered to process signals from thermocouples, making it an ideal choice for temperature measurement and monitoring tasks.
With its capability to handle four thermocouple inputs, this module offers flexibility and efficiency for systems requiring accurate temperature data acquisition. The input range for the thermocouples includes a variety of types such as J, K, T, E, R, S, N, and C, ensuring compatibility with a wide array of sensors.
The module boasts a compact design with dimensions of 45 mm in width, 100 mm in height, and 75 mm in depth, allowing for efficient use of space within control cabinets. Despite its small size, it delivers robust performance with a typical power loss of only 1.5 W, ensuring energy-efficient operation.
The 6ES7231-5QD32-0XB0 is equipped with diagnostic LEDs that provide immediate visual feedback on the status of the inputs and maintenance requirements, enhancing the ease of troubleshooting and maintenance. It also features a diagnostic alarm function and monitors the supply voltage, adding an extra layer of operational reliability.
Constructed with a durable plastic enclosure, the module is designed to withstand the rigours of industrial environments. It operates effectively within a temperature range of -20 °C to +60 °C and is rated with an IP20 degree of protection, ensuring it is safeguarded against solid objects larger than 12.5 mm.
This analog input module is a testament to Siemens' commitment to quality and reliability, making it a valuable addition to any industrial control system where precise temperature measurement is crucial.
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Frequently Asked Questions
What type of input does this Analog Input Module support?
The module supports 4 thermocouple inputs with a variety of thermocouple types including J, K, T, E, R, S, N, and C, as well as TXK/XK(L) to GOST standards.
Can the module be used in extreme temperatures?
Yes, it is designed to operate in a wide range of ambient temperatures, from -20°C to 60°C for horizontal installation and -20°C to 50°C for vertical installation.
Is there any diagnostic functionality built into the module?
Yes, the module includes diagnostic alarms for monitoring supply voltage and detecting wire breaks, along with LED indicators for the status of the inputs and maintenance requirements.
What is the power consumption of this module?
The typical current consumption is 40 mA from the rated 24 V DC supply, with an additional 80 mA typically drawn from the backplane bus 5 V DC.
What is the resolution of the input signal?
The module provides a resolution of up to 15 bits plus sign for the input signal, ensuring precise measurement.
How does the module protect against interference?
The module has an interference voltage suppression of 85 dB at 50 / 60 / 400 Hz, and a common mode interference minimum of 120 dB.
What are the dimensions and weight of the module?
The module has a width of 45 mm, a height of 100 mm, and a depth of 75 mm, with an approximate weight of 180 g.
What type of enclosure material is used for the module?
The front of the module's enclosure is made of plastic, suitable for its intended industrial environment.
Does the module require a front connector for connection?
Yes, a front connector is required for connecting the module to the system.
What certifications does the module hold?
The module is CE marked and has approvals from CSA, FM, RCM (formerly C-TICK), and others, ensuring compliance with various international standards.
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