Siemens 6ES7 331-7PF11-0AB0: High-Performance Analog Input Module for Industrial Control Systems

Manufacturer:Siemens

Model:6ES7 331-7PF11-0AB0

Module Type:Analog Input

Number of Inputs:8

Signal Acquisition Type:AI (Analog Input)

Isolation Type:GALVANIC

Resolution:9/12/14 bit

Signal Compatibility:U/I/RESISTANCE/PT100, NI100, NI1000, LG-NI1000

Alarm & Diagnostics:Yes

Update Frequency:66 ms

Connector:1 X 20-pin

Conformal Coating:Yes

Conformity Standards:EN50155 T1 KAT 1 KL A/B

Operating Temperature Range:-25°C to +70°C

Dimensions:Width x Height x Depth (mm)

:132 x 51 x 147

Weight:0.329 kg

    The Siemens 6ES7 331-7PF11-0AB0 Analog Input Module is a robust component for industrial control systems, engineered to handle a variety of environmental conditions with its wide operating temperature range (-25°C to +70°C). It ensures reliable data acquisition from RTD and thermocouple sensors, including types B, E, J, K, L, N, R, S, and T, making it suitable for diverse applications across manufacturing and process industries.

    This module boasts a high-resolution 13-bit ADC, enabling precise measurement of electrical signals with a voltage range from ±25mV to ±1V. Its 66 ms sampling time allows for quick response to changing conditions, ensuring efficient system operation.

    Featuring galvanic isolation, the module provides a safe separation between the input and output circuits, protecting against electrical interference and ensuring operational integrity. The inclusion of conformal coating further enhances its durability in harsh environments, reducing the risk of moisture or dust intrusion.

    Integrated with Siemens’ advanced communication protocols, the module seamlessly connects with other components in the automation network, facilitating easy setup and integration. This feature ensures smooth data flow and enhanced system performance, supporting both Profinet and other industry-standard interfaces.

    Designed for long-term reliability, the Siemens 6ES7 331-7PF11-0AB0 Analog Input Module is manufactured to withstand demanding industrial environments. It is compatible with a wide range of Siemens PLC systems, making it a versatile choice for retrofitting or new installations in existing control systems.