About Siemens S7-1200 8AI TC Expansion Module

NAKSH TECHNOLOGY We have excellent range ofSiemens PLC S7-1200which have an excellent designs and they provide a high quality of integration between the controllers and provide an effective performance to the clients. It offers very accurate and precise carrying out of the automation tasks.

Features

• Scalable and flexible designs
• Reasonable price
• Reliable
• Integrated Profinet System
• PID Functionality for close looped systems

Data Sheet 6ES7231-4HF32-0XB0

SIMATIC S7-1200 Analog Input Module SM 1231 (8 AI, 13-bit)

General Information

• Product type: SM 1231, AI 813 bit

Supply Voltage

• Rated value: 24 V DC

Input Current

• Current consumption (typ.): 60 mA

• Backplane bus (5 V DC): typ. 90 mA

Power Loss

• Typical: 1.5 W

Analog Inputs

• Number of inputs: 8 (current or voltage differential)

• Max voltage (destruction limit): 35 V

• Max current (destruction limit): 40 mA

• Cycle time (all channels): max. 625 s

Supported Input Ranges

Voltage

• 10 V (Input resistance 9 M)

• 5 V (Input resistance 9 M)

• 2.5 V (Input resistance 9 M)

Current

• 020 mA (Input resistance 280 )

• 420 mA (Input resistance 280 )

Not Supported

• Thermocouple inputs: No

• RTD inputs: No

• Resistance measurement: No

Analog Value Processing

• Resolution: 12-bit + sign

• Integration time: Parameterizable

• Interference suppression:

  • 40 dB (50/60 Hz, DC to 60 V)

Smoothing Options

• None

• Low

• Medium

• High
  (fully parameterizable)

Errors / Accuracy

• Temperature error:

  • 0.1% at 25 C

  • 0.2% up to 55 C

• Basic error (25 C):

  • Voltage: 0.1%

  • Current: 0.1%

• Max common mode voltage: 12 V

Diagnostics / Status

• Alarms: Yes

• Diagnostic functions: Yes

• Diagnostic alarm: Yes

• Monitoring:

  • Supply voltage

  • Wire break

• LED indicators:

  • Input status

  • Maintenance

Protection

• IP rating: IP20

Approvals

CE, CSA, UL, cULus, FM, RCM, KC, Marine, CCC-Ex

Environmental Impact

• Environmental declaration: Yes

• Global warming potential:

  • Total: 43.1 kg CO

  • Production: 7.62 kg CO

  • Operation: 36 kg CO

  • End-of-life: 0.544 kg CO

Ambient Conditions

• Free fall: 0.3 m (5 times, packaged)

• Operating temperature:

  • 20 to +60 C (horizontal)

  • 20 to +50 C (vertical)

• Storage temperature: 40 to +70 C

• Air pressure:

  • Operation: 7951080 hPa

  • Storage: 6601080 hPa

• Humidity: 95% max (no condensation)

• Pollutant limits:

  • SO < 0.5 ppm

  • HS < 0.1 ppm

Connection Method

• Front connector required: Yes

Mechanical Details

• Material (front): Plastic

• Dimensions:

  • Width: 45 mm

  • Height: 100 mm

  • Depth: 75 mm

• Weight: approx. 180 g 

Technical Details