模拟量输入模组 SM331（6ES7331-7KF02-0AB0）
模拟量输入模组 SM331（6ES7331-7KF02-0AB0）
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模拟量输入模组 SM331（6ES7331-7KF02-0AB0）
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￥5800.00 ￥6726.00
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SIMATIC S7-300, Analog input SM 331, isolated, 8 AI, Resolution 9/12/14 bits, U/I/thermocouple/resistor, alarm, diagnostics, 1x 20-pole Removing/inserting with active backplane bus

Supply voltage
Load voltage L+
● Rated value (DC)24 V
● Reverse polarity protectionYes
Input current
from load voltage L+ (without load), max.30 mA
from backplane bus 5 V DC, max.50 mA
Power loss
Power loss, typ.1 W
Analog inputs
Number of analog inputs8
● For resistance measurement4
permissible input voltage for voltage input (destruction limit), max.20 V; continuous; 75 V for max. 1 s (mark to space ratio 1:20)
permissible input current for current input (destruction limit), max.40 mA
Constant measurement current for resistance-type transmitter, typ.1.67 mA
Input ranges
● VoltageYes
● CurrentYes
● ThermocoupleYes
● Resistance thermometerYes
● ResistanceYes
Input ranges (rated values), voltages
● 0 to +10 VNo
● 1 V to 5 VYes
— Input resistance (1 V to 5 V)100 kΩ
● 1 V to 10 VNo
● -1 V to +1 VYes
— Input resistance (-1 V to +1 V)10 MΩ
● -10 V to +10 VYes
— Input resistance (-10 V to +10 V)100 kΩ
● -2.5 V to +2.5 VYes
— Input resistance (-2.5 V to +2.5 V)100 kΩ
● -250 mV to +250 mVYes
— Input resistance (-250 mV to +250 mV)10 MΩ
● -5 V to +5 VYes
— Input resistance (-5 V to +5 V)100 kΩ
● -50 mV to +50 mVNo
● -500 mV to +500 mVYes
— Input resistance (-500 mV to +500 mV)10 MΩ
● -80 mV to +80 mVYes
— Input resistance (-80 mV to +80 mV)10 MΩ
Input ranges (rated values), currents
● 0 to 20 mAYes
— Input resistance (0 to 20 mA)25 Ω
● -10 mA to +10 mAYes
— Input resistance (-10 mA to +10 mA)25 Ω
● -20 mA to +20 mAYes
— Input resistance (-20 mA to +20 mA)25 Ω
● -3.2 mA to +3.2 mAYes
— Input resistance (-3.2 mA to +3.2 mA)25 Ω
● 4 mA to 20 mAYes
— Input resistance (4 mA to 20 mA)25 Ω
Input ranges (rated values), thermocouples
● Type BNo
● Type CNo
● Type EYes
— Input resistance (Type E)10 MΩ
● Type JYes
— Input resistance (type J)10 MΩ
● Type KYes
— Input resistance (Type K)10 MΩ
● Type LYes
— Input resistance (Type L)10 MΩ
● Type NYes
— Input resistance (Type N)10 MΩ
● Type RNo
● Type SNo
● Type TNo
● Type UNo
● Type TXK/TXK(L) to GOSTNo
Input ranges (rated values), resistance thermometer
● Cu 10No
● Ni 100Yes; Standard
— Input resistance (Ni 100)10 MΩ
● Ni 1000No
● LG-Ni 1000No
● Ni 120No
● Ni 200No
● Ni 500No
● Pt 100Yes; Standard
— Input resistance (Pt 100)10 MΩ
● Pt 1000No
● Pt 200No
● Pt 500No
Input ranges (rated values), resistors
● 0 to 150 ohmsYes
— Input resistance (0 to 150 ohms)10 MΩ
● 0 to 300 ohmsYes
— Input resistance (0 to 300 ohms)10 MΩ
● 0 to 600 ohmsYes
— Input resistance (0 to 600 ohms)10 MΩ
● 0 to 6000 ohmsNo
Thermocouple (TC)
Temperature compensation
— parameterizableYes
— internal temperature compensationYes
— external temperature compensation with compensations socketYes
— for definable comparison point temperatureYes
Characteristic linearization
● parameterizableYes
— for thermocouplesType E, J, K, L, N
— for resistance thermometerPt100 (standard, climatic range), Ni100 (standard, climatic range)
Cable length
● shielded, max.200 m; 50 m at 80 mV and thermocouples
Analog value generation for the inputs
Integration and conversion time/resolution per channel
● Resolution with overrange (bit including sign), max.15 bit; Unipolar: 9/12/12/14 bit; bipolar: 9 bit + sign/12 bit + sign/12 bit + sign/14 bit + sign
● Integration time, parameterizableYes; 2,5 / 16,67 / 20 / 100 ms
● Basic conversion time (ms)3 / 17 / 22 / 102 ms
● Interference voltage suppression for interference frequency f1 in Hz400 / 60 / 50 / 10 Hz
Encoder
Connection of signal encoders
● for voltage measurementYes
● for current measurement as 2-wire transducerYes
● for current measurement as 4-wire transducerYes
● for resistance measurement with two-wire connectionYes
● for resistance measurement with three-wire connectionYes
● for resistance measurement with four-wire connectionYes
Errors/accuracies
Operational error limit in overall temperature range
● Voltage, relative to input range, (+/-)1 %; ±1% (80 mV); ±0.6% (250 mV to 1 000 mV); ±0.8% (2.5 V to 10 V)
● Current, relative to input range, (+/-)0.7 %; From 3.2 to 20 mA
● Resistance, relative to input range, (+/-)0.7 %; 150, 300, 600 Ohm
● Resistance thermometer, relative to input range, (+/-)0.7 %; ±0.7 % (Pt100/ Ni100); ±0.8 % (Pt100 climate)
● Thermocouple, relative to input range, (+/-)1.1 %; Type E, J, K, L, N
Basic error limit (operational limit at 25 °C)
● Voltage, relative to input range, (+/-)0.6 %; ±0.4 % (250 mV to 1 000 mV); ±0.6 % (2.5 mV to 10 mV); ±0.7 % (80 mV)
● Current, relative to input range, (+/-)0.5 %; 3.2 to 20 mA
● Resistance, relative to input range, (+/-)0.5 %; 150, 300, 600 Ohm
● Resistance thermometer, relative to input range, (+/-)0.6 %; ±0.5% (Pt100/ Ni100), ±0.6% (Pt100 climate)
● Thermocouple, relative to input range, (+/-)0.7 %; Type E, N, J, K, L
Interrupts/diagnostics/status information
Diagnostics functionYes; Parameterizable
Alarms
● Diagnostic alarmYes; Parameterizable, channels 0 and 2
● Limit value alarmYes; Parameterizable
Diagnoses
● Diagnostic information readableYes
Diagnostics indication LED
● Group error SF (red)Yes
Potential separation
Potential separation analog inputs
● between the channelsNo
● between the channels and backplane busYes
● between the channels and the power supply of the electronicsYes
Isolation
Isolation tested with500 V DC
connection method
required front connector20-pin
Dimensions
Width40 mm
Height125 mm
Depth117 mm
Weights
Weight, approx.250 g
last modified:12/8/2024



编号
6ES7331-7KF02-0AB0
规格
AI 8*12 BIT
品牌
西门子
型号
SM331
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