About Siemens S7-1200 4AI 2AO Expansion Module

NAKSH TECHNOLOGY We have excellent range of Siemens 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

SIMATIC S7-1200 SM 1234 (Analog I/O Module)

Type: 4 AI / 2 AO, 10 V (14-bit) or 0(4)-20 mA (13-bit)

General Information

• Product type designation: SM 1234, AI 4x13 bit / AQ 2x14 bit

Supply Voltage

• Rated value: 24 V DC

• Typical current consumption: 60 mA

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

• Power loss: typ. 2 W

Analog Inputs

• Number: 4 differential inputs (current or voltage)

• Voltage input limit: 35 V max

• Current input limit: 40 mA max

• 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 )

Measurement

• Differential measurement principle

• Integration time: parameterizable

• Interference suppression: 40 dB, 50/60 Hz

Analog Outputs

• Number: 2 (voltage or current)

• Voltage range: 10 V (min load 1 k)

• Current range: 020 mA, 420 mA (max load 600 )

Resolution

• Voltage: 14-bit

• Current: 13-bit

Accuracy / Errors

• Temperature error:

  • Input: 0.1% at 25C, 0.2% at 55C

  • Output: 0.3% at 25C, 0.6% at 55C

• Basic error limit at 25C:

  • Input (voltage/current): 0.1%

  • Output (voltage/current): 0.3%

• Interference voltage suppression: max 12 V common mode

Diagnostics

• Alarms: Yes

• Diagnostic function: Yes

• Supply voltage monitoring, wire-break, short-circuit detection

• LED indicators: Inputs, outputs, maintenance

Potential Separation

• Analog outputs not separated from module electronics

Degree of Protection

• IP20

Standards / Approvals

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

• Environmental product declaration available

Ecological Footprint

• Total CO eq: 43.1 kg

• Production: 7.62 kg

• Operation: 36 kg

• End-of-life: 0.544 kg

Ambient Conditions

• Free fall: 0.3 m, 5 times in package

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

• Storage/Transport: 40C to 70C

• Relative humidity: max 95% at 25C, non-condensing

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

Mechanical Data

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

• Weight: 220 g 

Technical Details