Overview
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | AI815-eA |
| Spare Model | 3BSE052604R2 |
| Brand | ABB |
| Product Type | Analog Input Module |
| System | ABB S800 I/O |
| Input Channels | 8 channels |
| Input Signal Types | 0-20 mA, 4-20 mA, 0-5 V, 1-5 V |
| Signal Configuration | Unipolar single-ended |
| Communication Interface | HART supported |
| Update Cycle Time | 10 ms |
| Input Filter (0-90% Rise Time) | 290 ms |
| Rated Insulation Voltage | 50 V |
| Dielectric Test Voltage | 500 V AC |
| Transmitter Supply | Built-in current-limited transmitter power |
| Current Consumption (+5 V Modulebus) | 100 mA |
| Current Consumption (+24 V Modulebus) | 50 mA |
| Power Dissipation | 3.5 W |
| Width | 45 mm |
| Height | 119 mm |
| Depth | 102 mm / 111 mm including connector |
| Weight | Approximately 0.23 kg |
| Origin | Sweden |
ABB S800 I/O Backplane and Signal Processing Characteristics
The AI815-eA operates as an S800 I/O field interface module and communicates through the ABB Modulebus architecture. Therefore, it transfers measured analog values from field devices into the controller system while maintaining defined module power consumption and signal conversion characteristics.
The module supports HART-enabled field instruments through the 4-20 mA current loop interface. In addition, the input channels process voltage signals including 0-5 V and 1-5 V ranges for standard industrial measurement applications.
The S800 I/O platform provides structured I/O density scaling through modular channel expansion. Furthermore, the AI815-eA supports integration with ABB automation systems through standardized module communication and configuration mechanisms.
Frequently Asked Questions
Q: How many analog input channels are available on the ABB AI815-eA?
A: The AI815-eA provides 8 analog input channels with support for current and voltage measurement signals.
Q: Does the AI815-eA support HART communication?
A: Yes. The module supports HART communication through compatible 4-20 mA field instrument connections.
Q: What power requirements apply to the AI815-eA module?
A: The module consumes 100 mA from the +5 V Modulebus supply and 50 mA from the +24 V Modulebus supply, with a power dissipation of 3.5 W.
Field Installation Guidelines
Install the AI815-eA module on the ABB S800 I/O system carrier according to the system hardware configuration requirements.
Connect field signal wiring using appropriate shielded instrumentation cables where required. Ground cable shields according to the site grounding standard to reduce electrical interference.
Separate analog signal wiring from high-voltage power cables and switching circuits. Verify terminal connections, module seating, and field device polarity before system commissioning.
Confirm HART communication parameters and input channel configuration through the ABB engineering environment before placing the module into operational service.
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