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Specification & Description
| Specification | Description |
|---|---|
| Part Number | TB820V2 |
| Alternative Part Number | TB820V2 |
| Part Manufacturer | ABB |
| Function | 2 fiber optic ports to optical ModuleBus. ModuleBus (electrical) to the I/O Modules. Supervisory functions of I/O ModuleBus and power supply. Isolated power supply to I/O modules. Input power fused. |
| Redundancy | No |
| Power Input | 24 V d.c. (19.2 - 30 V) |
| Power Input Fuse | 2 AF |
| Power Consumption at 24 V d.c. | 100 mA |
| Power Dissipation | 6 W |
| Maximum Ambient Temperature | 55°C (131°F) Horizontal mounted, 40°C (104°F) Vertical mounted |
| Electrical ModuleBus | Maximum of 12 I/O modules |
| Optical ModuleBus | Maximum of 7 I/O clusters via TB842 |
| Module Termination Units | Compatible with various MTUs, including TU846 and TU847 |
| MTU Keying Code | Not applicable |
| Dielectric Test Voltage | 500 V a.c. |
| Rated Insulation Voltage | 50 V |
| Width | 58 mm (2.39 in.) |
| Depth | 122 mm (4.8 in.) |
| Height | 170 mm (6.7 in.) |
| Weight | 300 g (0.66 lbs.) |
| Climatic Operating Conditions | 0 to +55 °C (Storage -25 to +70 °C), RH=5 to 95 % no condensation, IEC/EN 61131-2 |
| Certificates and Standards | CE mark, Electrical safety: IEC 61131-2, UL 508, Hazardous Location: C1 Div 2 cULus, C1 Zone 2 cULus, ATEX Zone 2, Marine certification: ABS, BV, DNV-GL, LR, RS, CCS |
| Corrosive Atmosphere | ISA-S71.04: G3 |
| Pollution Degree | Degree 2, IEC 60664-1 |
| EMC | EN 61000-6-4 and EN 61000-6-2 |
| Overvoltage Categories | IEC/EN 60664-1, EN 50178 |
| Equipment Class | Class I according to IEC 61140; (earth protected) |
| RoHS Compliance | DIRECTIVE/2011/65/EU (EN 50581:2012) |
| WEEE Compliance | DIRECTIVE/2012/19/EU |
The ABB TB820V2 is a sophisticated module designed to facilitate seamless communication within industrial automation systems. This module acts as an optical cluster modem, integral to the S800 I/O system, and is engineered to ensure reliable and efficient data transfer between I/O modules and control systems.
Equipped with two fibre optic ports, the TB820V2 enables the conversion of electrical ModuleBus signals to optical signals, allowing for extended communication distances and improved noise immunity. This feature is particularly beneficial in complex industrial environments where electromagnetic interference can be a significant challenge.
The TB820V2 also boasts supervisory functions for both the I/O ModuleBus and the power supply, ensuring system integrity and performance. Its isolated power supply to I/O modules and input power fused design enhance the overall safety and reliability of the system.
With a robust construction and adherence to stringent climatic operating conditions, the TB820V2 is designed to withstand the rigours of industrial applications. It operates effectively within a broad temperature range and is compliant with key industry standards, including CE marking and hazardous location certifications.
The module's compact dimensions allow for efficient use of space within control cabinets, while its weight ensures it is both sturdy and manageable during installation and maintenance.
Overall, the ABB TB820V2 is a critical component for industrial automation, offering a blend of performance, reliability, and compliance, making it a valuable asset for optimising operations and maintaining system integrity in demanding industrial settings.
Commonly Asked Questions
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Marvo provides a full 12-month warranty on all products, whatever the condition. For your peace of mind, all parts are ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. If you are unhappy with the part(s) you received and would like to request a return, you can do so by completing our quick and easy online form. Once we have received your Returns Request, a member of the team will be in touch to discuss this further with you. You can read more about our warranty policy here.
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Marvo is a highly credible supplier of industrial automation parts and components with dedicated hubs around the world offering industry-leading products and services. Marvo is committed to providing a quick, easy and reliable place to source your automation and control components. All purchases come as standard with a comprehensive 12-month return to base warranty meaning that, in just a few clicks, you can source critical parts more seamlessly than ever before. Click here to read an article on how Marvo is redefining convenience for automation and manufacturing professionals.
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Frequently Asked Questions
What is the function of this module?
The TB820V2 is an optical ModuleBus modem designed for use in ABB's S800 I/O systems. It facilitates communication between the I/O modules and the controllers over an optical ModuleBus, providing supervisory functions for the I/O ModuleBus and power supply, as well as isolated power to the I/O modules.
Can this module be used in a redundant configuration?
No, the TB820V2 is not designed for redundant configurations. If redundancy is required, other modules within the same family should be considered.
What type of power input does the module require?
The module requires a 24 V DC power input, with a voltage range of 19.2 to 30 V DC.
What is the power consumption of the module?
The TB820V2 has a power consumption of approximately 100 mA at 24 V DC.
What are the climatic operating conditions for the module?
The module can operate in temperatures ranging from 0 to +55°C, with a relative humidity of 5 to 95% without condensation, in accordance with IEC/EN 61131-2 standards.
What type of optical cable can be used with this module?
The module is compatible with Plastic Optical Fiber (POF) and Hard Clad Silica (HCS) for local optical ModuleBus connections.
What is the maximum optical cable length supported by the module?
For local cables, the maximum length is 15 meters for Plastic Optical Fiber and 200 meters for Hard Clad Silica.
Does the module have any certifications or standards compliance?
Yes, the module complies with CE marking requirements, is certified for electrical safety according to IEC 61131-2 and UL 508, and is suitable for use in hazardous locations classified as Class 1 Zone 2, ATEX Zone 2.
What is the dielectric test voltage for the module?
The dielectric test voltage for the TB820V2 is 500 V AC.
What are the dimensions and weight of the module?
The module measures 58 mm in width, 122 mm in depth, and 170 mm in height, with a weight of approximately 300 grams.
Part conditions explained
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