ABB AI845 S800 I/O Analog Input Module 3BSE023675R1 Voltage Acquisition
Manufacturer: ABB
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Part Number: AI845 3BSE023675R1
Condition：New with Original Package
Product Type:
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Country of Origin: Sweden
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
ABB AI845 Analog Input Module
Configured for high-resolution voltage signal acquisition in ABB S800 I/O and AC 800M control systems, the ABB AI845 (3BSE023675R1) Analog Input Module provides direct electrical interface for field-based instrumentation. This module serves as a primary I/O component utilized to execute precise monitoring of voltage-based process transmitters across distributed control platforms, supporting configurable input ranges for diverse industrial applications.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | AI845 |
| Brand | ABB |
| Origin | Subject to production batch |
| Weight | 0.2 kg |
| Dimensions | 45 mm (W) × 120 mm (H) × 75 mm (D) |
| Operating Temp | -20 deg C to +55 deg C |
| Power Consumption | 3 W |
| Input Channels | 8 voltage channels |
| Resolution | 16 bits |
| Input Impedance | > 1 MΩ |
Profinet / EtherNet/IP deterministic networks
The ABB AI845 architecture integrates deterministic communication protocols to ensure strict timing requirements within the S800 I/O bus. By utilizing internal firmware flash compatibility, the module maintains synchronization with the host AC 800M processor, ensuring that analog signal sampling remains consistent regardless of network traffic density. The module leverages the deterministic nature of the S800 backplane to provide high-speed data throughput, minimizing signal jitter during critical process monitoring. The firmware supports seamless updates, allowing for field-level alignment with evolving controller logic and backplane bus communication velocity requirements.
Frequently Asked Questions
Q: Does the AI845 module support hot-swap capability?
A: Yes, the AI845 is designed for hot-swappable installation. Operators may replace the module without a full system power cycle, provided that the associated Module Termination Unit (MTU) remains secured and safety protocols for active loop maintenance are followed.
Q: Is it possible to modify the input signal ranges via software?
A: Yes, the AI845 module allows for software-configurable input ranges, including 0–10 V, ±10 V, ±5 V, and ±1 V, enabling flexibility for various sensor types without requiring hardware jumper adjustments.
Field Installation Guidelines
Mount the AI845 module onto the designated DIN rail-mounted Module Termination Unit (MTU). Ensure that the MTU is correctly wired according to the loop diagrams, specifically paying attention to the galvanic isolation boundaries between channels. When terminating voltage signal leads, verify that cable shields are grounded at the designated system common-mode points to prevent induced electrical interference. Prior to energizing the 24 VDC power supply, perform a continuity check on field wiring to prevent potential damage to the high-impedance input stages. Monitor the module LED status indicators post-power-up to confirm successful initialization and link health.