Siemens S7-1200 4AO Expansion Module

About Siemens S7-1200 4AO Expansion Module

Siemens S7-1200 4AO Expansion Module

The Siemens S7-1200 4AO Expansion Module is a highly reliable and versatile analog output (AO) module designed for use with Siemens S7-1200 PLCs. This module provides 4 analog output channels, enabling precise control of analog actuators such as valves, motors, and other process control devices in industrial automation applications.

Key Features

• 4 AO channels for precise analog output control, ideal for regulating actuators like valves, drives, and motors

• Supports a wide range of analog output types, including 0-10V, 4-20mA, and more, depending on application needs

• Modular design for seamless integration with Siemens S7-1200 PLC systems

• TIA Portal compatibility for simplified configuration, programming, and diagnostics

• Compact and robust design, suitable for integration into space-constrained systems

• High precision in controlling the output signals for consistent and reliable actuator performance

Applications

• Process control systems requiring analog output to control pumps, valves, and motors

• Manufacturing automation where precise control of actuators is necessary for consistent production quality

• Temperature, pressure, and flow control in industrial settings

• Energy management systems that need to regulate actuators based on real-time data

• Automated machinery and robotics requiring fine control over analog actuators

General Information

• Product Type Designation: SM 1232, AQ 4x14 bit

• Analog Outputs: 4 (Current or Voltage)

  • Voltage: 10 V

  • Current: 020 mA / 420 mA

Supply & Power

• Supply Voltage: 24 V DC

• Input Current (typ.): 45 mA

• Backplane Bus Current: 5 V DC, typ. 80 mA

• Power Loss (typ.): 1.5 W

Output Specifications

• Output Ranges:

  • Voltage: -10 V to +10 V

  • Current: 020 mA

• Load Impedance:

  • Voltage: 1,000

  • Current: 600

• Cable Length (shielded, twisted pair): Max. 100 m

• Resolution:

  • Voltage: 14-bit

  • Current: 13-bit

• Temperature Error: 0.3% at 25 C; 0.6% at 55 C

• Basic Error Limit: 0.3%

Diagnostics & Alarms

• Alarms: Yes (Diagnostic Alarm)

• Diagnostics:

  • Supply Voltage Monitoring

  • Wire-Break Detection

  • Short-Circuit Detection

• Status LEDs:

  • Output Status

  • Maintenance

Mechanical & Environmental

• Degree of Protection: IP20

• Enclosure Material (Front): Plastic

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

• Weight: ~180 g

• Ambient Temperature:

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

  • Storage: -40 C to 70 C

• Air Pressure: Operation 7951,080 hPa; Storage 6601,080 hPa

• Relative Humidity: Max 95% at 25 C (no condensation)

• Pollutant Concentration Limits: SO < 0.5 ppm, HS < 0.1 ppm (RH < 60%)

• Free Fall Protection: Max 0.3 m (five times in package) 

Technical Details