SIEMENS S7-1200 PLC MODULE 6ES7231-5PD32-0XB0

About SIEMENS S7-1200 PLC MODULE 6ES7231-5PD32-0XB0

Data Sheet 6ES7231-5PD32-0XB0

SIMATIC S7-1200, Analog Input SM 1231 RTD
Module Type: 4x AI RTD (Resistance Thermometer)

General Information

• Product type: SM 1231, AI 4x16 bit RTD

• Technical unit: C / F (adjustable)

Supply Voltage

• Rated value (DC): 24 V

• Current consumption:

  • Typical: 40 mA

  • From backplane bus 5 V DC: typ. 80 mA

• Power loss: typ. 1.5 W

Analog Inputs

• Number of inputs: 4 (Resistance Thermometer)

• Permissible input voltage: 35 V

• Input ranges (Resistance Thermometer):

  • Pt types: Pt10, Pt50, Pt100, Pt200, Pt500, Pt1000

  • Ni types: Ni100, Ni120, Ni200, Ni500, Ni1000

  • Cu types: Cu10, Cu50, Cu100

  • LG-Ni1000

• Resistors: 150 , 300 , 600

• Input resistance examples:

  • Cu10: 10

  • Pt100: 100

  • Ni1000: 1,000

  • Pt500: 500

• Voltage / Current / Thermocouple: Not supported

Analog Value Generation

• Measurement principle: Integrating

• Resolution (with overrange): 15 bit + sign

• Integration time: Not parameterizable

• Interference voltage suppression: 85 dB at 50 / 60 / 400 Hz

• Repeat accuracy at 25 C: 0.05%

• Temperature error: 0.1% at 25 C, 0.2% up to 55 C

• Common mode interference: min. 120 dB

Diagnostics / Alarms

• Alarms / Diagnostics function: Yes, can be read out

• Monitoring: Supply voltage and wire-break

• LED indicators: Status of inputs, maintenance

Protection / Environment

• IP rating: IP20

• Ambient temperature (operation): -20 C to 60 C

• Horizontal installation: -20 C to 60 C

• Vertical installation: -20 C to 50 C

• Storage / transport temperature: -40 C to 70 C

• Air pressure: 7951080 hPa (operation), 6601080 hPa (storage)

• Relative humidity: Max. 95% at 25 C, no condensation

• Pollutant concentrations: SO2 < 0.5 ppm, H2S < 0.1 ppm

Mechanics / Material

• Enclosure material: Plastic

• Dimensions: W 45 mm H 100 mm D 75 mm

• Weight: Approx. 220 g 

Technical Details