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ABB TB807 3BSE008538R1 Bus Terminator
ABB TB807 3BSE008538R1
1. Overview
The ABB TB807 3BSE008538R1 is a passive bus terminator designed for ABB Modulebus systems. Mounted on DIN rails and equipped with a 21-pin female connector, it suppresses signal reflections, reduces noise, and enhances the reliability of bus communications. Featuring a modular design, this terminator enables quick deployment in scenarios such as industrial automation and process control.
2. Key Specifications
- Model: 3BSE008538R1 (TB807)
- Connector: 21-pin female connector
- Operating temperature range: -40 °C to +85 °C
- Termination resistance: 120 Ω (typical value)
- Dimensions: Approximately 13 mm × 17 mm × 19 mm
- Weight: Approximately 0.01 kg
- Power supply: Passive (no external power required)
3. Product Features
- Passive Design: Eliminates the need for external power supply, delivering high reliability and low maintenance costs.
- High Compatibility: Supports a wide range of ABB Modulebus devices and standard module bus protocols.
- Compact Structure: Its small size and lightweight build make it ideal for DIN rail mounting in space-constrained industrial environments.
- Anti-Interference Capability: Provides stable bus termination to suppress signal reflections and noise, significantly improving communication quality.
4. Structure and Components
- Housing: Constructed from metal or high-strength plastic, meeting the protection requirements of industrial environments.
- Connector Assembly: 21-pin female connector with screw or spring clamping for fast and secure wiring.
- Internal Termination Resistor: Fixed 120 Ω termination resistor ensures optimal bus impedance matching for consistent communication performance.
5. Application Fields
- Industrial automation control systems
- Process control (oil, chemical, energy, etc.)
- Building automation and building management systems
- Any fieldbus network requiring reliable Modulebus communications
6. Installation and Maintenance
Installation
- Directly clip the terminator onto a DIN rail and secure it with screws or spring clamps.
- Connect the 21-pin female connector to the Modulebus cable for seamless integration.
Maintenance
As a passive device, no regular power supply inspections are needed. Simply conduct periodic checks on the tightness of connectors and the integrity of the termination resistor to ensure long-term stable operation.
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Our Value
- Boost Production Efficiency: With automation transformation, we realize the automation and intelligence of production processes, significantly improving production efficiency and reducing production costs.
- Improve Product Quality: Precise automated control ensures stable product quality and reduces the rate of defective products.
- Enhance Market Competitiveness: Advanced automation technology helps enterprises stand out in the fierce market competition.
- Achieve Green Production: Automation systems can optimize energy utilization, reduce environmental pollution, and realize green production.
Our Services
- System Integration: We provide full-process services from system design, equipment selection, installation and commissioning to after-sales service.
- Spare Parts Supply: We have a rich inventory of spare parts and can quickly provide original genuine spare parts to ensure the normal operation of equipment.
- Technical Training: We offer professional technical training for customers to help them quickly master the operation and maintenance of equipment.
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