6ES72314HF320XB0

Data sheet 6ES7231-4HF32-0XB0 SIMATIC S7-1200, Analog input, SM 1231, 8 AI, +/-10 V, +/-5 V, +/-2.5 V, or 0-20 mA/4-20 mA, 12 bit+sign or (13 bit ADC) General information Product type designation SM 1231, AI 8x13 bit Supply voltage Rated value (DC) 24 V Input current Current consumption, typ. 45 mA from backplane bus 5 V DC, typ. 90 mA Power loss Power loss, typ. 1.5 W Analog inputs Number of analog inputs 8; Current or voltage differential inputs permissible input voltage for voltage input (destruction limit), max. 35 V permissible input current for current input (destruction limit), max. 40 mA Cycle time (all channels) max. 625 µs Input ranges ● Voltage Yes; ±10V, ±5V, ±2.5V ● Current Yes; 4 to 20 mA, 0 to 20 mA ● Thermocouple No ● Resistance thermometer No ● Resistance Yes Input ranges (rated values), voltages ● -10 V to +10 V — Input resistance (-10 V to +10 V) ● -2.5 V to +2.5 V — Input resistance (-2.5 V to +2.5 V) ● -5 V to +5 V — Input resistance (-5 V to +5 V) Yes ≥9 MOhm Yes ≥9 MOhm Yes ≥9 MOhm Input ranges (rated values), currents ● 0 to 20 mA — Input resistance (0 to 20 mA) ● 4 mA to 20 mA — Input resistance (4 mA to 20 mA) Yes 280 Ω Yes 280 Ω Thermocouple (TC) Temperature compensation — parameterizable No Analog value generation for the inputs 6ES72314HF320XB0 Page 1/3 7/6/2022 Subject to change without notice © Copyright Siemens Integration and conversion time/resolution per channel ● Resolution with overrange (bit including sign), max. 12 bit; + sign ● Integration time, parameterizable Yes ● Interference voltage suppression for interference frequency f1 in Hz 40 dB, DC to 60 V for interference frequency 50 / 60 Hz Smoothing of measured values ● parameterizable Yes ● Step: None Yes ● Step: low Yes ● Step: Medium Yes ● Step: High Yes Errors/accuracies Temperature error (relative to input range), (+/-) 25 °C ±0.1%, to 55 °C ±0.2% total measurement range Basic error limit (operational limit at 25 °C) ● Voltage, relative to input range, (+/-) 0.1 % ● Current, relative to input range, (+/-) 0.1 % Interference voltage suppression for f = n x (f1 +/- 1 %), f1 = interference frequency ● Common mode voltage, max. 12 V Interrupts/diagnostics/status information Alarms Yes Diagnostics function Yes Alarms ● Diagnostic alarm Yes Diagnoses ● Monitoring the supply voltage Yes ● Wire-break Yes Diagnostics indication LED ● for status of the inputs Yes ● for maintenance Yes Degree and class of protection IP degree of protection IP20 Standards, approvals, certificates CE mark Yes CSA approval Yes UL approval Yes cULus Yes FM approval Yes RCM (formerly C-TICK) Yes KC approval Yes Marine approval Yes Ambient conditions Free fall ● Fall height, max. 0.3 m; five times, in product package Ambient temperature during operation ● min. -20 °C ● max. 60 °C ● horizontal installation, min. -20 °C ● horizontal installation, max. 60 °C ● vertical installation, min. -20 °C ● vertical installation, max. 50 °C Ambient temperature during storage/transportation ● min. -40 °C ● max. 70 °C Air pressure acc. to IEC 60068-2-13 ● Operation, min. 795 hPa ● Operation, max. 1 080 hPa ● Storage/transport, min. 660 hPa ● Storage/transport, max. 1 080 hPa Relative humidity ● Operation at 25 6ES72314HF320XB0 Page 2/3 95 % 7/6/2022 Subject to change without notice © Copyright Siemens ℃ without condensation, max. Pollutant concentrations ● SO2 at RH < 60% without condensation S02: < 0.5 ppm; H2S: < 0.1 ppm; RH < 60% condensation-free connection method / header required front connector Yes Mechanics/material Enclosure material (front) ● Plastic Yes Dimensions Width 45 mm Height 100 mm Depth 75 mm Weights Weight, approx. 180 g last modified: 2/26/2021 6ES72314HF320XB0 Page 3/3 7/6/2022 Subject to change without notice © Copyright Siemens