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1SFA899300R1003 ABB AB-MODBUS-RTU-1 Communication Module
ABB AB-MODBUS-RTU-1 compact IP20 communication module providing a galvanically isolated Modbus RTU interface for compatible industrial equipment on RS-485 networks.
£278.80
Why Choose the ABB AB-MODBUS-RTU-1 Communication Module?
The ABB AB-MODBUS-RTU-1, order code 1SFA899300R1003, is a compact Modbus RTU communication module designed to connect compatible ABB equipment to an RS-485 network. It supports supervision and control data exchange between industrial equipment and central automation systems.
The module provides a galvanically isolated network interface and supports Standard and Lite application drivers according to host-application requirements. Integrated network-status LED outputs help commissioning and maintenance personnel assess communication conditions efficiently.
With compact dimensions of 52 × 50 × 22 mm, an IP20 protection rating and a 3.3 V DC power requirement, the AB-MODBUS-RTU-1 is designed for installation within compatible industrial control equipment. Its robust construction and network conformity support coordinated automation and motor-control applications.
Key Advantages
- Enables Modbus RTU communication over an RS-485 network.
- Supports industrial equipment supervision and control.
- Galvanically isolated network interface supports dependable integration.
- Standard and Lite application drivers accommodate different host requirements.
- Integrated network-status indication assists commissioning and diagnostics.
- Compact format saves space within compatible control equipment.
Key Features
- ABB AB-MODBUS-RTU-1 communication module.
- Modbus RTU industrial communication protocol.
- Communication over an RS-485 network.
- Galvanically isolated network interface.
- Standard and Lite application drivers.
- Integrated network-status LED outputs.
- 3.3 V DC power requirement.
- IP20 protection class.
- −40 to +70 °C operating temperature range.
Reliable Modbus RTU Communication for Automation Systems
Modbus RTU is a vendor-neutral industrial communication protocol used for supervising and controlling automation equipment over RS-485 networks. It provides a practical means of exchanging operating commands, status information and process data between compatible field devices and central controllers.
The ABB AB-MODBUS-RTU-1 provides the interface required to connect compatible equipment to this network architecture. Its isolated interface, status indication and compact enclosure support straightforward integration and fault diagnosis within industrial control systems.
Typical Applications
- Industrial Modbus RTU networks.
- RS-485 automation systems.
- Motor-control and softstarter installations.
- PLC and supervisory control systems.
- Process machinery and production equipment.
- Industrial control-panel integration.
Technical Specifications
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| Device Type | Accessory | |
|---|---|---|
| Manufacturer | ABB | |
| Model | AB-MODBUS-RTU-1 | |
| Order code | 1SFA899300R1003 | |
| Product type | Modbus RTU communication module | |
| Communication protocol | Modbus RTU | |
| Network type | RS-485 | |
| Application drivers | Standard and Lite | |
| Network interface | Galvanically isolated | |
| Power requirement | 3.3 V DC ±0.15 V DC | |
| Protection rating | IP20 | |
| Operating temperature | −40 to +70 °C | |
| Relative humidity | 5–95%, non-condensing | |
| Status indication | Integrated network-status LED outputs | |
| Dimensions (L × W × H) | 52 × 50 × 22 mm | |
| Net weight | 0.042 kg | |
| Package quantity | 1 piece | |
| RoHS compliance | Yes | |
| Certifications | UL and cUL |
Frequently Asked Questions
What is the ABB AB-MODBUS-RTU-1 used for?
The AB-MODBUS-RTU-1 enables compatible ABB equipment to exchange supervision and control data over a Modbus RTU network.
Which communication protocol does this module support?
The module supports Modbus RTU communication over an RS-485 network.
What power supply does the AB-MODBUS-RTU-1 require?
The module requires a nominal supply of 3.3 V DC with a permitted tolerance of ±0.15 V DC.
Does the module provide network isolation?
Yes. The AB-MODBUS-RTU-1 has a galvanically isolated network interface.
What are the dimensions of the AB-MODBUS-RTU-1?
The enclosed module measures 52 × 50 × 22 mm in length, width and height.
Trusted by Industrial Automation Professionals
ABB industrial communication modules are used by automation engineers, panel builders and maintenance teams to integrate compatible equipment into coordinated control networks and production systems.
