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SIMATIC S7-1200, analog input, SB 1231RTD,1 AI RTD, PT 100 and PT1000
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general information
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product Type mark
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SB 1231,AI 1x16 bit RTD
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power supply voltage
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rating (DC)
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● DC 24V
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yes
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input current
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current consumption, typical value
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5 mA
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DC 5V from backplane bus, typical value
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20 mA
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power loss
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power loss, typical
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0.5W
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analog input
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number of analog inputs
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1; Resistance thermometer
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current input allowable input voltage (damage limit), maximum
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± 35V
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technical unit of temperature measurement, adjustable
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celsius degree/Fahrenheit degree
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input range
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● voltage
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yes
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● Current
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no
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● thermocouple
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no
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● Resistance thermometer
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yes; Platinum (Pt)
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● Resistance
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yes; 150 Ω, 300 Ω, 600 Ω
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input range (rated value), voltage
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● input resistance (-80 mV to +80 mV)
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> = 10MOhm
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input range (rated value), resistance thermometer
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● Pt 100
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yes
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● input resistance (Pt 100)
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100?
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● Pt 1000
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yes
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● input resistance (Pt 1000)
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1,000?
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● Pt 200
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yes
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● input resistance (Pt 200)
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200?
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● Pt 500
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yes
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● input resistance (Pt 500)
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500?
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Input range (rated value), resistance
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● 0 to 150 Ohm
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yes
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● 0 to 300 ohm
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yes
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● 0 to 600 ohm
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yes
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thermocouple (TC)
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temperature compensation
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-Parameterizable
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no
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analog output
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number of analog outputs
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0
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wire Length
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● shielding, maximum
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100 m; Shielded twisted pair
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analog value composition at input
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measurement principle
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integration
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integration and conversion time/resolution per channel
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● resolution with overmodulation (digits including symbols), maximum
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15 bit; + symbol
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● parameterized integration time
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no
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● suppression of interference voltage at interference frequency f1 (unit Hz)
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85 dB at 10/50/60 / 400Hz
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error/precision
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temperature error (related to input range),(+/-)
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25 ℃ ± 0.1%, to 55 ℃ ± 0.2% all measurement range
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repetition accuracy in the starting state at 25°C (related to the output range),(+/-)
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0.05%
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fault voltage suppression f = n x (f1 +/- 1 %),f1 = interference frequency
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● Common Code interference, minimum
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120 dB
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alarm/diagnosis/status information
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alarm
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yes
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diagnostic function
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yes; Readable
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alarm
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● diagnostic alarm
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yes
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diagnostic Information
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● disconnection
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yes
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diagnostic display LED
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● used for input status
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yes
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● for maintenance
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yes
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protection level and protection category
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protection level in accordance with EN 60529
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● IP20
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yes
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standards, licenses, certificates
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CE Mark
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yes
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CSA license
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yes
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FM license
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yes
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RCM(C-TICK format)
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yes
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environmental requirements
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open Air
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● maximum drop
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0.3 m; Five, in the shipping package
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operating ambient temperature
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● minimum
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-20°C
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● maximum value
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60°C
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● horizontal installation, minimum
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-20°C
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● horizontal installation, maximum
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60°C
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● vertical installation, minimum
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-20°C
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● vertical installation, maximum
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50°C
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ambient temperature during transportation/storage
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● minimum
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-40°C
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● maximum value
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70°C
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air pressure meets IEC 60068-2-13 standard requirements
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● operation, minimum
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795 hPa
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● operation, maximum
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1 080 hPa
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● storage/transportation, minimum
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660 hPa
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● storage/transportation, maximum
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1 080 hPa
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relative air humidity
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● non-condensing operation at 25°C, maximum
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95%
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concentration of harmful substances
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● SO2 when RH < 60%, no condensation
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sulfur dioxide: < 0.5 ppm; Hydrogen sulfide: < 0.1 ppm;RH < 60% non-condensate
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connection Technology
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required front plug
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yes
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machinery/materials
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shell material (front)
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● Plastic
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yes
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size
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width
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38 mm
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height
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62 mm
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depth
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21 mm
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weight
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weight, about
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35g
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