Simatic S7-1200 G2 SM 1231 Analog output, 8 AO, 14 bit DAC Part number 6ES7232-4HF50-0XB0

Product Overview

The Siemens SM 1232 (6ES7232-4HF50-0XB0) is an analog output module for the SIMATIC S7-1200 G2 series, offering 8 independent channels with 14-bit resolution for voltage or current signal generation. Its compact design, high accuracy, and flexible configuration make it ideal for precise control and automation tasks in demanding industrial environments.

Key Features

• Analog Outputs: 8 independent channels for flexible signal control
• Signal Types: Voltage (±10 V) or Current (0–20 mA / 4–20 mA)
• Resolution: 14-bit (voltage) and 13-bit (current)
• Accuracy: ±0.3% of full-scale at 25 °C, ±0.6% over full range
• Diagnostics: Built-in wire-break, short-circuit, and voltage monitoring
• Load Impedance: ≥ 1,000 Ω (voltage mode), ≤ 600 Ω (current mode)
• Power Dissipation: Typical 5.6 W
• Mounting: Compact 30 mm width for DIN-rail installation
• Temperature Range: –20 °C to +60 °C operation
• Integration: Seamlessly connects with SIMATIC S7-1200 PLCs via TIA Portal

Technical Specifications

• Product Series: SIMATIC S7-1200 G2 – SM 1232 Analog Output Module
• Number of Outputs: 8 channels
• Output Type: Voltage or current, selectable per channel
• Voltage Range: ±10 V
• Current Range: 0–20 mA or 4–20 mA
• Resolution: 14-bit (voltage), 13-bit (current)
• Supply Voltage: 24 V DC (20.4–28.8 V)
• Current Consumption: 45 mA typical at 24 V DC
• Backplane Bus Power: 90 mA at 5 V DC
• Power Loss: Approx. 5.6 W
• Load Impedance: ≥ 1,000 Ω (voltage mode), ≤ 600 Ω (current mode)
• Cable Length (shielded): Up to 100 m
• Accuracy (25 °C): ±0.3% full-scale
• Protection Class: IP20
• Mounting Type: DIN-rail (EN 60715)
• Operating Temperature: –20 °C to +40 °C (full rating), up to +60 °C with derating
• Storage Temperature: –40 °C to +70 °C
• Dimensions (W × H × D): 30 mm × 125 mm × 100 mm
• Weight: Approx. 0.17 kg
• Country of Origin: Germany

Compliance & Certifications

• CE Marking: Conforms to EU Machinery and Low Voltage Directives
• UL / cULus Certification: Approved for industrial control equipment
• RoHS Compliant: Free of restricted hazardous substances
• WEEE Directive: Take-back obligations apply where required
• Product Classification: Industrial automation signal module (Class A)

Applications

Ideal for precise analog signal control in automation and process systems, including industrial machinery, HVAC control, building automation, and factory production lines. Commonly used for controlling actuators, valves, drives, and proportional devices that require accurate and stable voltage or current output.