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Product Overview
The ABB TB845 3BSE021437R1 is a Redundant ModuleBus Cable Adaptor designed for use within ABB’s System 800xA S800 I/O platform. It enables the extension of the ModuleBus across different DIN rails using redundant configurations with TB846 and TK801V0xx cables. This adaptor ensures flexible system layout and enhanced reliability in distributed control system architectures.
Technical Specifications
| Parameter | Description |
|---|---|
| Article Number | 3BSE021437R1 |
| System Compatibility | ABB System 800xA, S800 I/O |
| Mechanics | S800 |
| Certifications | CE, cULus, ATEX Zone 2, ABS, BV, DNV, LR |
| Electrical Safety | IEC 61131-2, UL 61010-1, UL 61010-2-201 |
| Marine Certification | ABS, BV, DNV, LR |
| Operating Temperature | 0 to +55 °C |
| Storage Temperature | -25 to +70 °C |
| Humidity Range | 5% to 95% RH (non-condensing) |
| Pollution Degree | 2 (IEC 60664-1) |
| Corrosion Protection | ISA-S71.04: G3 |
| IP Protection Class | IP20 (IEC 60529) |
| EMC Compliance | EN 61000-6-4, EN 61000-6-2 |
| Overvoltage Category | IEC/EN 60664-1 |
| Equipment Class | Class I (Earth Protected) |
| RoHS Compliance | Directive 2011/65/EU (EN 50581:2012) |
| WEEE Compliance | Directive 2012/19/EU |
| Dimensions (W × D × H) | 43 × 31.5 × 186 mm |
| Weight | 0.18 kg |
Applications
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Extension of ModuleBus over multiple DIN rails
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Redundant configurations for increased system reliability
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Distributed control system architectures in industrial automation
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Marine, hazardous, and demanding industrial environments
Advantages
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Redundant Connectivity: Enables high-availability ModuleBus connections.
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Flexible System Layout: Allows remote mounting of I/O modules across DIN rails.
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Industrial Certifications: Suitable for marine and hazardous areas.
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Robust Construction: Designed for high mechanical and environmental endurance.
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Seamless Integration: Fully compatible with ABB System 800xA and S800 I/O systems.
Frequently Asked Questions (FAQ)
Q1: What is the main function of the TB845?
A1: It serves as a redundant ModuleBus Cable Adaptor for extending the ModuleBus across DIN rails.
Q2: Can TB845 be used in hazardous locations?
A2: Yes, it is certified for ATEX Zone 2 and C1 Div 2/Zone 2 environments.
Q3: What modules is TB845 typically used with?
A3: It is used with TB846 and TK801V0xx cables for redundancy setups.
Q4: Is the TB845 suitable for marine applications?
A4: Yes, it is certified by ABS, BV, DNV, and LR for marine environments.
Q5: What temperature range does TB845 support?
A5: Operating from 0 to +55°C and storage from -25 to +70°C.
Q6: What standards does TB845 comply with for EMC?
A6: EN 61000-6-4 and EN 61000-6-2.
Q7: What is the ingress protection rating?
A7: IP20 as per IEC 60529 standard.
Q8: Is the TB845 RoHS compliant?
A8: Yes, it complies with Directive 2011/65/EU.
Q9: What is the pollution degree rating?
A9: Degree 2, according to IEC 60664-1.
Q10: How much does the TB845 weigh?
A10: It weighs 0.18 kg.
Related or Similar Models
| Model | Description | Dimensions (mm) | Weight |
|---|---|---|---|
| TB846 | ModuleBus Optical Adaptor | 43 × 31.5 × 186 | 0.18 kg |
| TK801V002 | Redundant Cable for ModuleBus | Cable-based | – |
| TU846 | I/O Module Terminal Unit | 45 × 120 × 130 | 0.22 kg |
| TU849 | Compact I/O Terminal Unit | 45 × 110 × 135 | 0.23 kg |
| TB842 | ModuleBus Terminator | 43 × 31.5 × 186 | 0.17 kg |
| TB840A | Optical ModuleBus Modem | 43 × 31.5 × 186 | 0.18 kg |
Popular ABB Models
| Model | Description | Dimensions (mm) | Weight |
|---|---|---|---|
| PM861K01 | AC 800M Controller Kit | 186 × 185 × 47 | 0.53 kg |
| CI854AK01 | Profibus-DP Interface Module | 185 × 59 × 99 | 0.28 kg |
| AI810 | Analog Input Module (8 ch) | 186 × 59 × 99 | 0.25 kg |
| DO820 | Digital Output Module (16 ch) | 186 × 59 × 99 | 0.27 kg |
| TU830V1 | Compact I/O Terminal Unit | 45 × 118 × 130 | 0.22 kg |
| TB840 | ModuleBus Optical Module | 43 × 31.5 × 186 | 0.18 kg |
