About Siemens S7-1200 4AI 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 6ES7231-4HD32-0XB0

SIMATIC S7-1200, Analog Input SM 1231

• 4 AI, 10 V / 5 V / 2.5 V, or 020 mA / 420 mA

• 12 bit + sign (13-bit ADC)

General Information

• Product type: SM 1231, AI 4x13 bit

Supply Voltage

• Rated value: 24 V DC

• Input current:

  • Typical: 45 mA

  • From backplane bus 5 V DC: 80 mA

• Power loss: 1.5 W (typical)

Analog Inputs

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

• Permissible destruction limits:

  • Voltage: Max. 35 V

  • Current: Max. 40 mA

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

Input Ranges

• Voltage: 10 V, 5 V, 2.5 V

  • Input resistance: 9 M

• Current: 020 mA, 420 mA

  • Input resistance: 280

Analog Value Generation

• Resolution with overrange: 12-bit + sign

• Integration time: Parameterizable

• Interference suppression: 40 dB for 50/60 Hz

Smoothing

• Parameterizable: None, Low, Medium, High

Accuracy

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

• Basic error limit: 0.1 % (voltage & current)

• Common-mode voltage: Max. 12 V

Diagnostics

• Alarms: Yes

• Supply voltage monitoring: Yes

• Wire-break detection: Yes

• LED indication: Inputs / Maintenance

Protection & Standards

• Degree of protection: IP20

• CE, CSA, UL, cULus, FM, RCM, KC, Marine approvals

Environmental / Ecological

• Free fall: 0.3 m, five times (in packaging)

• Operation temp: -20 C to 60 C

• Horizontal installation: -20 C to 60 C

• Vertical installation: -20 C to 50 C

• Storage / transport: -40 C to 70 C

• Relative humidity: Max. 95 % (non-condensing)

• Pollutants: SO2 < 0.5 ppm, H2S < 0.1 ppm (RH < 60 %)

• Environmental product declaration: Yes

• Global warming potential (CO2 eq):

  • Total: 43.1 kg

  • Production: 7.62 kg

  • Operation: 36 kg

  • End-of-life: -0.544 kg

Mechanics & Dimensions

• Enclosure: Plastic (front)

• Width: 45 mm

• Height: 100 mm

• Depth: 75 mm

• Weight: 180 g

• Required front connector: Yes 

Technical Details