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6ES7331-7KF02-0AB0 | Siemens SIMATIC S7-300 Analog Input Module With 8 AI, 24 VDC and 9/12/14-Bit Resolution
- Regular price
- $572.00
- Sale price
- $572.00
- Regular price
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Product Description P/N: 6ES7331-7KF02-0AB0
Description
The Siemens 6ES7331-7KF02-0AB0 is an analog input module for the SIMATIC S7-300 automation platform, providing eight isolated analog channels for precision signal acquisition. This module supports voltage, current, thermocouple, and resistive sensor inputs with selectable 9-, 12-, or 14-bit resolution. Designed for reliable industrial measurement, the 6ES7331-7KF02-0AB0 offers diagnostics and alarm functions to ensure accurate process monitoring.
Technical Specifications
| Condition | New/Never Used Surplus |
| Brand | Siemens |
| Category | Input Module |
| Part Number | 6ES7331-7KF02-0AB0 |
| Subcategory | SIMATIC S7-300 Analog Input Module |
| Product Family | SIMATIC S7-300 |
| Input Type | Analog |
| Number of Inputs | 8 |
| Resolution | 9 / 12 / 14 bit |
| Supported Signals | Voltage, Current, Thermocouple, Resistor |
| Sensor Types | Pt100, Ni100, TC types E/N/J/K/L |
| Isolation | Galvanic / Optical Isolation |
| Supply Voltage | 24 VDC |
| Input Current | 200 mA |
| Mounting Style | Rack Mount (S7-300 Rail) |
| Connector Type | 1 × 20-pole front connector |
| Diagnostics | Alarm & fault detection |
| Dimensions (H×W×D) | 125 × 40 × 120 mm |
| Backplane Bus | Supports hot-swapping with active backplane |
Information About 6ES7331-7KF02-0AB0
The 6ES7331-7KF02-0AB0 is part of the SM 331 family of S7-300 analog input modules engineered for versatile signal conditioning. It provides optical isolation between channels and the backplane bus, enabling safe connection to thermocouples, RTDs, voltage, and current sensors. With diagnostic capability, alarm generation, and compatibility with standard industrial sensor types such as Pt100, Ni100, and multiple thermocouple ranges, this module fits a wide variety of process control tasks. Featuring a 20-pole front connector and hot-swappable installation with an active backplane bus, it integrates seamlessly into S7-300 systems while minimizing downtime.
Key Features
- Eight isolated analog inputs: Supports voltage, current, thermocouple, and resistance-based sensors.
- Multi-resolution capability: Selectable 9-, 12-, and 14-bit resolution for flexible signal processing.
- Wide sensor compatibility: Works with thermocouples (E, N, J, K, L), Pt100, Ni100, and other industrial sensors.
- Integrated diagnostics: Provides alarm and fault reporting for improved system monitoring.
- Galvanic isolation: Protects both the module and the PLC backplane from electrical interference.
- Active backplane support: Allows safe removal and insertion without interrupting system power.
- 20-pole front connector: Ensures secure and organized field wiring.
- Compact S7-300 design: Sized for efficient rack-mounted installation in automation cabinets.
The 6ES7331-7KF02-0AB0 delivers the reliability and precision required for industrial measurement, process monitoring, and sensor integration.
Description
The Siemens 6ES7331-7KF02-0AB0 is an analog input module for the SIMATIC S7-300 automation platform, providing eight isolated analog channels for precision signal acquisition. This module supports voltage, current, thermocouple, and resistive sensor inputs with selectable 9-, 12-, or 14-bit resolution. Designed for reliable industrial measurement, the 6ES7331-7KF02-0AB0 offers diagnostics and alarm functions to ensure accurate process monitoring.
Technical Specifications
| Condition | New/Never Used Surplus |
| Brand | Siemens |
| Category | Input Module |
| Part Number | 6ES7331-7KF02-0AB0 |
| Subcategory | SIMATIC S7-300 Analog Input Module |
| Product Family | SIMATIC S7-300 |
| Input Type | Analog |
| Number of Inputs | 8 |
| Resolution | 9 / 12 / 14 bit |
| Supported Signals | Voltage, Current, Thermocouple, Resistor |
| Sensor Types | Pt100, Ni100, TC types E/N/J/K/L |
| Isolation | Galvanic / Optical Isolation |
| Supply Voltage | 24 VDC |
| Input Current | 200 mA |
| Mounting Style | Rack Mount (S7-300 Rail) |
| Connector Type | 1 × 20-pole front connector |
| Diagnostics | Alarm & fault detection |
| Dimensions (H×W×D) | 125 × 40 × 120 mm |
| Backplane Bus | Supports hot-swapping with active backplane |
Information About 6ES7331-7KF02-0AB0
The 6ES7331-7KF02-0AB0 is part of the SM 331 family of S7-300 analog input modules engineered for versatile signal conditioning. It provides optical isolation between channels and the backplane bus, enabling safe connection to thermocouples, RTDs, voltage, and current sensors. With diagnostic capability, alarm generation, and compatibility with standard industrial sensor types such as Pt100, Ni100, and multiple thermocouple ranges, this module fits a wide variety of process control tasks. Featuring a 20-pole front connector and hot-swappable installation with an active backplane bus, it integrates seamlessly into S7-300 systems while minimizing downtime.
Key Features
- Eight isolated analog inputs: Supports voltage, current, thermocouple, and resistance-based sensors.
- Multi-resolution capability: Selectable 9-, 12-, and 14-bit resolution for flexible signal processing.
- Wide sensor compatibility: Works with thermocouples (E, N, J, K, L), Pt100, Ni100, and other industrial sensors.
- Integrated diagnostics: Provides alarm and fault reporting for improved system monitoring.
- Galvanic isolation: Protects both the module and the PLC backplane from electrical interference.
- Active backplane support: Allows safe removal and insertion without interrupting system power.
- 20-pole front connector: Ensures secure and organized field wiring.
- Compact S7-300 design: Sized for efficient rack-mounted installation in automation cabinets.
The 6ES7331-7KF02-0AB0 delivers the reliability and precision required for industrial measurement, process monitoring, and sensor integration.