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ABB 07AC91 F – Analog Input/Output Module for ABB AC 31 Series PLCs
Product Overview
The ABB 07AC91 F is a high-precision analog input/output module designed specifically for ABB’s AC 31 series programmable logic controllers (PLCs), serving as a critical component for analog signal acquisition and control in industrial automation systems. It accurately converts field analog signals (such as voltage, current, and temperature) into stable digital data for upper-level processing, while also supporting analog output for precise control of industrial equipment. Engineered for reliability in complex industrial environments, ABB 07AC91 F ensures consistent performance, simplifies system integration, and solves the challenge of accurate signal processing in diverse industrial scenarios, making it ideal for process control, manufacturing, and power monitoring applications[3][5].
Technical Specifications
| Parameter | Details |
|---|---|
| Brand | ABB |
| Model | 07AC91 F |
| Warranty | One Year |
| Condition | 100% New & Original |
| Product Type | Analog Input/Output Module |
| Compatibility | ABB AC 31/435 series PLCs; CS31 system bus |
| Input Channels | 8 channels (supports 0-5V, -5-+5V, 0-10V, -10-+10V, 0-20mA, 4-20mA, PT100 2/3 wire) |
| Output Channels | Configurable analog output (varies by application) |
| Resolution | 12-bit with sign |
| Accuracy | 0.1% |
| Power Supply | 24V DC |
| Operating Temperature | 0°C to +55°C |
| Storage Temperature | -25°C to +75°C |
| Mounting | 35mm DIN rail (TH 35-15 or TH 35-7.5 per IEC 60715) |
| Weight | 1000g (approx.) |
| Isolation | Built-in signal isolation (1500VDC/minute withstand voltage) |
07AC91 F
Main Features and Advantages
The ABB 07AC91 F combines versatility, precision, and ease of use to meet the demands of industrial analog signal processing. Its multi-range input capability supports a wide variety of analog signals (voltage, current, temperature), eliminating the need for multiple specialized modules and reducing system complexity. With 12-bit resolution and 0.1% accuracy, ABB 07AC91 F ensures precise signal conversion, enabling reliable monitoring and control of critical industrial processes[2][5].
Built-in signal isolation effectively prevents electrical interference and voltage surges, enhancing system stability and extending the module’s service life in harsh industrial environments. The modular design of ABB 07AC91 F allows for seamless integration with ABB AC 31 series PLCs, while DIN rail mounting simplifies installation and maintenance, reducing commissioning time and operational costs. Additionally, the module supports diagnostic functions for real-time fault detection, enabling proactive maintenance and minimizing unplanned downtime[2][3].
Application Areas
ABB 07AC91 F is widely deployed in industrial automation systems across multiple sectors, where accurate analog signal acquisition and control are essential. Key application scenarios include:
- Manufacturing Industry: Used in automated production lines to collect analog signals from sensors (temperature, pressure, flow) and control actuators, ensuring consistent product quality and production efficiency—commonly applied in assembly lines, material handling, and process regulation[3][6].
- Power Sector: Deployed in power plants and distribution systems to monitor electrical parameters (current, voltage) and control power equipment, supporting stable power supply and grid regulation. It is also used in renewable energy facilities for signal processing in solar and wind power systems[3][6].
- Water and Wastewater Treatment: Applied in treatment plants to monitor water quality parameters (pH, turbidity, flow) via analog sensors, and control pumps, valves, and treatment equipment to ensure compliance with environmental standards[3][6].
07AC91 F
Related Products
- ABB 07AC91 GJR5252300R0101: Analog I/O module, same series as 07AC91 F with compatible functionality for AC 31 PLCs[4].
- ABB AI810: Analog input module, complementary to 07AC91 F for expanded input capabilities in mixed I/O systems.
- ABB AO810V2: Analog output module, paired with 07AC91 F to enhance control functionality in industrial systems.
- ABB CI801: Communication interface module, improves connectivity for systems using 07AC91 F and AC 31 PLCs.
- ABB SCYC51213 63911607C: Pulse firing unit, compatible with 07AC91 F in power electronic control systems.
- ABB 3BSE000435R1 (CS513): PLC controller, core unit paired with 07AC91 F in AC 31 series control systems[1].
- ABB TB820: Terminal base, accessory for secure wiring and mounting of 07AC91 F.
- ABB DI810: Digital input module, ideal for mixed I/O configurations with 07AC91 F in industrial automation.
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