SIEMENS S7-1200 PLC MODULE 6ES7231-5ND32-0XB0

About SIEMENS S7-1200 PLC MODULE 6ES7231-5ND32-0XB0

Data Sheet 6ES7231-5ND32-0XB0

SIMATIC S7-1200 Analog Input Module SM 1231 4 Analog Inputs (AI), 10 V / 5 V / 2.5 V / 1.25 V or 0-20 mA / 4-20 mA, 15-bit + sign bit

General Information

• Product type designation: SM 1231, AI 416 bit

Supply Voltage

• Rated value (DC): 24 V

Input Current

• Typical: 65 mA

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

Power Loss

• Typical: 1.8 W

Analog Inputs

• Number of inputs: 4 (current or voltage differential inputs)

• Permissible input voltage (destruction limit): 35 V

• Permissible input current (destruction limit): max 40 mA

• Cycle time (all channels): max 100 s

Input Ranges

• Voltage: 10 V, 5 V, 2.5 V, 1.25 V

  • Input resistance: 1 M

• Current: 0-20 mA, 4-20 mA

Analog Value Generation

• Resolution: 15-bit + sign

• Integration time: parameterizable

• Interference voltage suppression: 40 dB, DC to 60 V at 50/60 Hz

Smoothing of Measured Values

• Parameterizable: None / Low / Medium / High

Errors / Accuracies

• Temperature error: 0.1% at 25C, 0.3% total measurement range

• Basic error limit at 25C:

  • Voltage: 0.1%

  • Current: 0.1%

• Common mode voltage: max 12 V

Diagnostics / Status

• Alarms: Yes

• Diagnostic functions: Yes (monitor supply voltage, wire-break)

• LED indication: Yes (for inputs and maintenance)

Protection Class

• IP rating: IP20

Environmental / Ecological

• Environmental product declaration: Yes

• Global warming potential (CO eq):

  • Total: 43.1 kg

  • Production: 7.62 kg

  • Operation: 36 kg

  • End of life: -0.544 kg

Ambient Conditions

• Operation temperature: -20C to 60C (horizontal), -20C to 50C (vertical)

• Storage temperature: -40C to 70C

• Air pressure (operation): 795 1080 hPa

• Air pressure (storage/transport): 660 1080 hPa

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

• Pollutant concentrations: SO < 0.5 ppm, HS < 0.1 ppm, RH < 60%

Mechanics / Material

• Enclosure material: Plastic

• Dimensions: W 45 H 100 D 75 mm

• Weight: approx. 180 g

• Connection method: Required front connector 

Technical Details