Overview
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | AI830 3BSE008518R1 |
| Brand | ABB |
| Product Type | RTD Input Module |
| Origin | Sweden |
| Weight | 0.24 kg |
| Dimensions | 4.5 x 10.5 x 12 cm (estimated shipping size) |
| Operating Temp | Not specified |
| Power Consumption | 1.6 W |
| Signal Type | 3-wire RTD input and resistive potentiometer |
| Supported Sensors | Pt100, Cu10, Ni100, Ni120, resistive sensors |
| Number of Channels | 8 |
| Input Configuration | Individually configurable channels |
| Update Cycle Time | 150 + 9 ms |
| CMRR | >60 dB at 50 Hz and 60 Hz |
| Rated Insulation Voltage | 50 V |
| Dielectric Test Voltage | 500 V AC |
| Module Bus Current Consumption | 70 mA at +5 V Modulebus |
| Linearization Function | Integrated RTD linearization and temperature conversion |
| Temperature Units | Celsius and Fahrenheit conversion |
ABB Industrial I/O Architecture and Backplane Communication
The AI830 module operates within the ABB S800 I/O platform and communicates through the ABB Modulebus interface. The module supports distributed I/O density scaling by providing eight RTD measurement channels in a compact I/O configuration.
Furthermore, the module processes sensor linearization internally, reducing controller-side calculation requirements. Each input channel can be configured independently according to the connected RTD type or resistance measurement requirement.
The ABB S800 architecture supports deterministic I/O data exchange through the controller communication interface, while firmware flash compatibility maintains consistent module operation within supported ABB automation environments.
Frequently Asked Questions
Q: What RTD sensor types can the AI830 3BSE008518R1 measure?
A: The AI830 supports Pt100, Cu10, Ni100, Ni120 RTD sensors and resistive potentiometer inputs through 3-wire connections.
Q: Does the AI830 require RTD sensors to be isolated from ground?
A: Yes. All connected RTD elements must be isolated from ground to maintain correct measurement performance and electrical separation.
Q: How does the AI830 handle mains frequency interference?
A: The module uses the MainsFreq parameter to configure filtering cycles and provide notch filtering at either 50 Hz or 60 Hz frequencies.
Field Installation Guidelines
Install the AI830 module according to ABB S800 I/O system mounting requirements and verify correct Modulebus connection before system startup.
Use shielded signal wiring for RTD circuits when installed in environments with electrical noise sources. Keep RTD signal cables separated from high-voltage power wiring and switching circuits.
Confirm that all RTD sensors maintain isolation from ground before commissioning. Check terminal wiring polarity and verify the selected channel configuration matches the installed sensor type.
Perform resistance measurement validation before connecting field devices to ensure correct sensor continuity and stable temperature acquisition.
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