6ES7331-1KF01-0AB0

Product Overview

The 6ES7331-1KF01-0AB0 is a SIMATIC S7-300 analog input module designed for precise data acquisition, featuring 8 optically isolated inputs with 13-bit resolution and versatile support for voltage, current, resistance, and various temperature sensors.

Technical Specifications

• Module Characteristics
• Number of analog inputs: 8
• Resolution: 13 bit max including sign
• Module update time: 66 ms
• Connection: 1 x 40-pin front connector
• Isolation: Optically isolated
• Current Measurement Inputs
• -20 to +20 mA: Yes
• 4 to 20 mA: Yes
• Input resistance: 50 Ω
• -10 to +10 mA: No
• -3.2 to +3.2 mA: No
• Supported Sensor Types
• Voltage: Yes
• Current: Yes
• Resistance: Yes
• Temperature linear coefficients: Pt100, Ni100, Ni1000, LG-Ni1000
• Signal Encoder Connection
• 2-wire transducer: Yes, requires external supply
• Integration and Conversion
• Parameterizable integration time: Yes (50 / 60 ms)
• Basic conversion time: 55 / 66 ms
• Interference frequency suppression: 50 / 60 Hz