The ABB AO845A is an advanced analog output module designed for Programmable Logic Controllers (PLCs). It offers precise control over industrial processes through its robust and reliable performance.
Description
ABB AO845A Analog Output Signal Module
The ABB AO845A Analog Output Signal Module delivers precise 4-20mA current outputs for industrial automation systems. Designed for critical process control applications, this 8-channel module ensures stable signal transmission in demanding environments like manufacturing plants and power facilities. Its robust construction guarantees reliable performance in temperature-variable and electrically noisy settings.
Technical Specifications
| Brand | ABB |
| Model | AO845A |
| Type | Analog Output Module |
| Channels | 8 |
| Output Signal | 4-20 mA |
| Insulation Voltage | 50V |
| Dimensions | 102 x 119 x 45 mm |
| Weight | 0.21 kg |


Applications & Compatibility
This module integrates seamlessly with ABB’s AC 800M controllers and 800xA distributed control systems. Typical applications include:
- Process valve positioning in chemical plants
- Motor speed control in manufacturing lines
- Pressure regulation in power generation systems
- Compatible with redundant systems for critical operations
Commonly paired with AI810 analog input modules and CI854 communication interfaces for complete I/O solutions.
Our Service Commitment
We source genuine ABB products directly from authorized channels, ensuring authenticity and performance. All modules include:
- 1-year warranty with technical support
- Competitive pricing with volume discounts
- Global shipping from our certified warehouse
- Expert pre-sales consultation for system integration
For pricing details or inquiries about compatible modules, call our specialists at +86 18020721390. Explore our full range of industrial automation solutions at www.module-plc-dcs.com.
We provide tailored automation solutions and serve as your one-stop platform for industrial control components. If you require specific variants or discontinued models, contact us for sourcing assistance.








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