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SIMATIC S7-300Analog modules© Siemens AG 20105SM 331 analog input module■ Technical specifications (continued)6ES7 331-1KF02-0AB06ES7 331-7PE10-0AB0Characteristic linearization• for current measurement- for thermocouples Type B, E, J, K, L,N, R, S. T, U, C,TXK, XK(L)- for resistance thermometeryes;Pt100standard/air con.;Ni100standard/air con.;Ni1000standard/air con.;LG-Ni1000standard/air con.Temperature compensation• Temperature compensationYesparameterizable• internal temperatureYescompensation• external temperatureYescompensation withcompensations socket• external temperatureYescompensation with Pt100Analog value creationMeasurement principle integrating integratingIntegrations and conversiontime/ resolution per channel• Resolution with overrange(bit including sign), max.• Integration time,parameterizable13 bit 16 bit;Two’s complementYes; 60 / 50 ms Yes• Basic conversion time, ms 66 / 55 ms 30 / 50 / 60 / 300• Integration time, ms 10 / 16,67 / 20 / 100• Basic conversion time, including66 / 55 msintegration time, ms• Interference voltage suppression50 / 60 Hzfor interferencefrequency f1 in HzEncoderConnection of signalencoders• for current measurement as2-wire transducer• for current measurement as4-wire transducer• for resistance measurementwith 2-conductorconnection• for resistance measurementwith 3-conductorconnection• for resistance measurementwith 4-conductorconnectionErrors/accuraciesOperational limit in overalltemperature range• Voltage, relative to inputareaYes; with externalsupplyYesYesYesYes+/- 0,6 %;+/-0.6% (+/-5 V,10 V, 1 to 5 V, 0 to10 V);+/-0.5% (+/-50 mV,500 mV, 1 V)+/- 1 %/KErrors/accuraciesOperational limit in overalltemperature range• Current, relative to inputarea• Impedance, relative toinput area• Resistance-typethermometer, relative toinput areaBasic error limit(operational limit at 25 °C)• Voltage, relative to inputarea• Current, relative to inputarea• Impedance, relative toinput area• Resistance-typethermometer, relative toinput area6ES7 331-1KF02-0AB0+/- 0,5 %;+/-20 mA,0 to 20 mA,4 to 20 mA+/- 0,5 %;0 to 6 kohms,0 to 600 kohms1 Kelvin (Pt100,Ni100, climatic;Ni1000, LG-Ni1000,standard;Ni1000, LG-Ni1000,climatic);1.2 Kelvin(Pt100, Ni100,standard)+/- 0,4 %; 0.4%(+/-5 V, 10 V, 1 to5 V, 0 to 10 V);0.3% (+/-50 mV,500 mV, 1 V)+/- 0,3 %;+/-20 mA, 0 to20 mA, 4 to 20 mA+/- 0,3 %;0 to 6 kohms,0 to 600 kohms1 Kelvin(Pt100, Ni100,standard);0.8 Kelvin(Pt100, Ni100,climatic;Ni1000, LG-Ni1000,standard;Ni1000, LG-Ni1000,climatic)6ES7 331-7PE10-0AB0Interrupts/diagnostics/status informationAlarms• Diagnostic alarm No Yes; Channel bychannel• Limit value alarm No Yes;ParameterizableDiagnoses• Diagnostic information NoYesreadableIsolationIsolation checked with 500 V DCGalvanic isolationGalvanic isolation analoginputs• between the channels No Yes• between the channels,1in groups of• between the channels andthe backplane busYesYes5/32 Siemens ST 70 N · 2010