Overview
The ABB AO845A 3BSE045584R1 is a high-performance analog output module designed for the ABB DCS/800xA system. It provides eight isolated channels supporting HART communication, ensuring precise signal control and smooth integration with advanced process automation environments.
This module operates with a 24 V DC power supply and delivers a compact form factor that saves cabinet space. Furthermore, its robust design enhances long-term reliability while maintaining efficient signal processing. In addition, the AO845A supports both single and redundant configurations, which allows flexible deployment in critical industrial applications.
Specification
| Parameter | Value |
|---|---|
| Article Number | 3BSE045584R1 |
| Type | Analog Output Module |
| Signal Specification | 4–20 mA |
| Number of Channels | 8 |
| HART Support | Yes |
| Sequence of Events (SOE) | No |
| Redundancy | Yes |
| High Integrity | No |
| Intrinsic Safety | No |
| System Mechanics | S800 |
| Resolution | 12 bit |
| Isolation | Groupwise isolated from ground |
| Under / Over Range | –12.5% / +15% |
| Output Load | Max. 750 Ω |
| Error | Max. 0.1% |
| Temperature Drift | Max. 50 ppm/°C |
| Rise Time (Output Filter) | Disabled: 23 ms; Enabled: max 4 mA / 12.5 ms |
| Input Filter (0–90%) | 23 ms (0–90%), max 4 mA / 12.5 ms |
| Update Cycle Time | 10 ms |
| Current Limiting | Short-circuit proof, current-limited output |
| Max. Field Cable Length | 600 m (656 yards) |
| Rated Insulation Voltage | 50 V |
| Dielectric Test Voltage | 500 V AC |
| Power Dissipation | Typ. 3.5 W |
| Current Consumption (+5 V) | Max. 125 mA (Modulebus) |
| Current Consumption (+24 V) | 218 mA (External) |
FAQ
Q1: Is the ABB AO845A 3BSE045584R1 brand new and original?
Yes, all our ABB modules are 100% new, original, and factory-sealed.
Q2: How fast can you ship the AO845A module?
We usually ship within 3 days to 2 weeks, depending on order size and logistics.
Q3: Which courier services do you use for international delivery?
We commonly ship via DHL, FedEx, or UPS to ensure reliable global delivery.
Q4: Does the AO845A support redundant operation?
Yes, the AO845A 3BSE045584R1 supports both single and redundant configurations.
Q5: What is your return policy if the module has quality issues?
We provide a 30-day return policy for any verified quality problems.
Manual/Datasheet PDF
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