ABB AO845 | 8-Channel Analog Output for AC800M Controllers
Manufacturer: ABB
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Part Number: AO845
Condition：New with Original Package
Product Type: 8-Channel Analog Output for AC800M Controllers
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Country of Origin: Sweden
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
ABB AO845 3BSE023676R1 Analog Output Module
Overview
The ABB AO845 3BSE023676R1 is a high-precision analog output module engineered for the ABB S800 I/O system, seamlessly integrating with System 800xA and AC800M controllers.
It delivers 8 unipolar analog output channels, configurable for either 4–20 mA current or 0–10 V voltage through software.
The module suits both single and redundant applications, ensuring flexible and dependable control for modern industrial processes.
The AO845 continuously performs self-diagnostics to monitor open circuits, short circuits, and internal power issues.
Its fast response and robust design make it ideal for controlling actuators, valves, and frequency converters in power generation, chemical plants, water treatment, and manufacturing automation.
Technical Specifications
| Specification | Details |
|---|---|
| Manufacturer | ABB |
| Model Number | AO845 |
| Part Number | 3BSE023676R1 |
| Product Type | Analog Output Module |
| System Compatibility | ABB S800 I/O, System 800xA, AC800M |
| Number of Channels | 8 analog output channels |
| Output Types | 4–20 mA current or 0–10 V voltage (software selectable) |
| Resolution | 12-bit (4096 steps) |
| Accuracy | ±0.1 % typical (load dependent) |
| Load Capacity | Max 500 Ω (current), Max 2 mA (voltage) |
| Response Time | < 1 ms (typical) |
| Diagnostics | Self-check for open/short circuit, power, and communication errors |
| Power Supply | 24 V DC |
| Power Consumption | Max 5 W |
| Communication Options | ControlNet, Profibus DP, Ethernet/IP (model dependent) |
| Operating Temperature | –20 °C to +70 °C |
| Protection Rating | IP20 (requires protective enclosure) |
| Mounting Type | DIN rail |
| Application Areas | Process control, energy systems, water treatment, industrial automation |
FAQs
Q1: Is the ABB AO845 3BSE023676R1 compatible with System 800xA?
✅ Yes, the AO845 is fully compatible with ABB System 800xA and AC800M controllers.
Q2: How many output channels does the AO845 provide?
✅ The AO845 includes 8 unipolar analog output channels, configurable as current or voltage outputs.
Q3: Can the module be used in redundant configurations?
✅ Yes, it supports single or redundant installation for maximum reliability.
Q4: What type of diagnostic functions does it include?
✅ It continuously performs self-diagnostics for open circuits, short circuits, and power supply errors.
Q5: What are the typical output ranges supported?
✅ Each channel supports 4–20 mA or 0–10 V, selectable through software configuration.