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| Company Information | ||||||||
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| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
ABB TB850 3BSC950193R1 CEX-Bus Terminator
- Product Details
- FAQs
- Related
- Contact Us
- Packing & Delivery
- Product Ratings
Product Description
ABB TB850 3BSC950193R1 is a CEX-Bus Terminator used in the AC 800M controller environment within the System 800xA automation platform. It is specifically designed to terminate the CEX-Bus on the last unit in the communication chain to ensure signal integrity and prevent reflections.
Technical Specifications
| Parameter | Description |
|---|---|
| Product Name | CEX-Bus Terminator |
| Model Number | TB850 |
| ABB Order Code | 3BSC950193R1 |
| Used With | AC 800M Processor Units |
| Bus Type | CEX-Bus (Controller Extension Bus) |
| Installation Position | Last position on CEX-Bus chain |
| Protection Class | IP20 |
| Operating Temperature | 0 to +55 °C |
| Storage Temperature | -40 to +70 °C |
| Dimensions (W x H x D) | 55 × 16 × 50 mm |
| Weight | 0.04 kg |
Applications
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Industrial automation networks using ABB AC 800M controllers
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Redundant and non-redundant system configurations in System 800xA
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Suitable for process industries such as oil & gas, power, chemicals, and manufacturing
-
Ensures proper communication on the CEX-Bus by terminating the last node
Product Advantages
-
Essential for System Stability: Prevents bus reflection and communication errors
-
Compact Design: Easy to install in tight panel spaces
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High Compatibility: Seamless integration with all AC 800M processor units
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Reliable Operation: Operates in harsh industrial environments with high reliability
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No Configuration Needed: Simple plug-and-play design
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Supports Redundancy: Used in both single and dual CPU configurations
FAQ (Frequently Asked Questions)
Q1: What is the primary function of the TB850?
A1: It terminates the CEX-Bus to maintain signal integrity in the AC 800M controller setup.
Q2: Is TB850 mandatory in every installation?
A2: Yes, it must be installed at the end of the CEX-Bus chain for correct system operation.
Q3: Can TB850 be reused if removed?
A3: Yes, it can be reused as long as it is undamaged.
Q4: Does TB850 require power?
A4: No, it is a passive terminator and requires no external power.
Q5: Where should the TB850 be installed?
A5: On the last unit of the CEX-Bus in the communication chain.
Q6: Is the TB850 suitable for hazardous environments?
A6: It complies with general industrial standards, but check system certifications for hazardous zones.
Q7: Can I use TB850 with third-party systems?
A7: No, it is designed specifically for ABB AC 800M-based systems.
Q8: What is the enclosure rating of the TB850?
A8: It has an IP20 protection class.
Q9: What happens if TB850 is not installed?
A9: Communication on the CEX-Bus may fail due to signal reflections.
Q10: Is TB850 included in CPU packages?
A10: Yes, it is typically included in AC 800M controller kits like PM861, PM864, etc.
Related Models (Same Series or Functionality)
| Model Number | Description | Dimensions (mm) | Weight (kg) |
|---|---|---|---|
| TB807 | ModuleBus Terminator | 55×16×50 | 0.04 |
| TB852 | RCU-Link Terminator | 55×16×50 | 0.04 |
| TK850 | CEX-Bus Expansion Cable | Cable | – |
| PM861AK01 | Processor Unit with TB850 included | 119×186×135 | 1.2 |
| PM864AK01 | High-performance Processor Unit | 119×186×135 | 1.2 |
| PM866K01 | High-capacity Processor Unit | 119×186×135 | 1.2 |
Popular ABB Models (Same Brand)
| Model Number | Description | Dimensions (mm) | Weight (kg) |
|---|---|---|---|
| PM891K01 | Highest-performance CPU Module | 174×186×94 | 1.6 |
| CI854AK01 | PROFINET Interface Module | 45×170×100 | 0.15 |
| CI860A | ModuleBus Communication Interface | 45×170×100 | 0.2 |
| TU849 | Baseplate for AC 800M I/O modules | 210×130×40 | 0.4 |
| AI820 | Analog Input Module, 4 channels | 45×170×100 | 0.25 |
| DO880 | Digital Output Module, 16 channels | 45×170×100 | 0.25 |
FAQ (Frequently Asked Questions)
Q1: What is the primary function of the TB850?
A1: It terminates the CEX-Bus to maintain signal integrity in the AC 800M controller setup.
Q2: Is TB850 mandatory in every installation?
A2: Yes, it must be installed at the end of the CEX-Bus chain for correct system operation.
Q3: Can TB850 be reused if removed?
A3: Yes, it can be reused as long as it is undamaged.
Q4: Does TB850 require power?
A4: No, it is a passive terminator and requires no external power.
Q5: Where should the TB850 be installed?
A5: On the last unit of the CEX-Bus in the communication chain.
Q6: Is the TB850 suitable for hazardous environments?
A6: It complies with general industrial standards, but check system certifications for hazardous zones.
Q7: Can I use TB850 with third-party systems?
A7: No, it is designed specifically for ABB AC 800M-based systems.
Q8: What is the enclosure rating of the TB850?
A8: It has an IP20 protection class.
Q9: What happens if TB850 is not installed?
A9: Communication on the CEX-Bus may fail due to signal reflections.
Q10: Is TB850 included in CPU packages?
A10: Yes, it is typically included in AC 800M controller kits like PM861, PM864, etc.
Related Models (Same Series or Functionality)
| Model Number | Description | Dimensions (mm) | Weight (kg) |
|---|---|---|---|
| TB807 | ModuleBus Terminator | 55×16×50 | 0.04 |
| TB852 | RCU-Link Terminator | 55×16×50 | 0.04 |
| TK850 | CEX-Bus Expansion Cable | Cable | – |
| PM861AK01 | Processor Unit with TB850 included | 119×186×135 | 1.2 |
| PM864AK01 | High-performance Processor Unit | 119×186×135 | 1.2 |
| PM866K01 | High-capacity Processor Unit | 119×186×135 | 1.2 |
Popular ABB Models (Same Brand)
| Model Number | Description | Dimensions (mm) | Weight (kg) |
|---|---|---|---|
| PM891K01 | Highest-performance CPU Module | 174×186×94 | 1.6 |
| CI854AK01 | PROFINET Interface Module | 45×170×100 | 0.15 |
| CI860A | ModuleBus Communication Interface | 45×170×100 | 0.2 |
| TU849 | Baseplate for AC 800M I/O modules | 210×130×40 | 0.4 |
| AI820 | Analog Input Module, 4 channels | 45×170×100 | 0.25 |
| DO880 | Digital Output Module, 16 channels | 45×170×100 | 0.25 |
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Excellent PLC Co., Ltd. has a large number of brand new and original PLC and DCS spare parts, with more than 60 cooperative countries. All products are guaranteed for 1 year and delivered to you by high-quality express. We are committed to using the best products and the most favorable prices to meet the needs and friendship of our customers. We have won the trust of thousands of customers, including these excellent customers.
As for the delivery time, when we receive your order requirements, we will arrange for warehouse personnel to test and verify the products. After you place the order, we will send it to you within 24 hours.
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