Industrial Communication | Siemens | 6ES7 138-4CB11-0AB0 6ES7138-4CB11-0AB0 PM-E Power Modules for ET200S

Product Description: Siemens 6ES7138-4CB11-0AB04

The Siemens 6ES7138-4CB11-0AB04 is an analog output module from the SIMATIC S7-1200 series, providing four analog output channels with a 16-bit resolution. The module supports both 12 V DC and 24 V DC output signals, making it suitable for a wide range of applications that require analog signal control, such as process control, actuator regulation, and signal conversion. The AO 4x12/24VDC module can be easily integrated into an S7-1200 system, offering seamless compatibility with other I/O modules and controllers via the backplane bus.

Key Features

• Analog Outputs: 4 channels, with voltage outputs (12 V DC or 24 V DC)
• Resolution: 16 bits
• Signal Types: 0–10 V, ±10 V, 0–20 mA, 4–20 mA (selectable output signals)
• Output Current: 20 mA max per channel (when configured for current output)
• Configuration: TIA Portal or STEP 7 for easy programming
• Mounting: DIN rail mounting on the SIMATIC S7-1200 rack
• Diagnostic Features: Integrated diagnostic functions for error detection (short-circuit, wire break)

Technical Specifications

• System Series: SIMATIC S7-1200
• Module Type: Analog Output Module (AO)
• Number of Outputs: 4 (Voltage or Current)
• Output Voltage: 12 V DC or 24 V DC
• Resolution: 16 bits
• Output Current: 20 mA (max per channel for current output)
• Signal Type: 0–10 V, ±10 V, 0–20 mA, 4–20 mA
• Power Supply: Via backplane bus (S7-1200 system)
• Dimensions (W × H × D): 40 mm × 125 mm × 129 mm
• Operating Temperature Range: 0 °C to +60 °C
• Protection Class: IP20
• Certifications: CE, UL, cULus, RCM, RoHS

Application Areas

• Process control in industrial automation systems
• Control of actuators and drives that require analog output signals
• Signal generation for process measurement and control in continuous systems
• Integration with SIMATIC S7-1200 PLC for modular control systems

Advantages

• High-resolution 16-bit output for precise control
• Flexibility in signal selection for a wide range of applications
• Seamless integration into the TIA Portal for simplified programming and configuration
• Reliable diagnostics for efficient maintenance and troubleshooting