ABB TK850V007
ABB TK850V007 (Product ID: 3BSC950192R1) is a CEX-Bus Extension Cable designed for ABB System 800xA and AC 800M control systems. It is used to extend and connect CEX-Bus communication interfaces between controller modules, communication interface units, and other system components.
1. Product Overview
- Manufacturer: ABB
- Model: TK850V007
- ABB Product Number: 3BSC950192R1
- Product Type: Prefabricated Extension Cable
- Product Name: CEX-Bus Extension Cable
- Cable Length: 0.7 m
The TK850V007 provides a reliable connection for the CEX (Communication EXpansion) Bus, enabling communication expansion within ABB AC 800M-based automation systems. It is commonly used in control cabinets where communication modules require extended bus connections.
2. Technical Parameters
| Parameter |
Specification |
| Model |
TK850V007 |
| ABB ID |
3BSC950192R1 |
| Cable Type |
CEX-Bus Extension Cable |
| Length |
0.7 m |
| Connection Type |
Pre-assembled industrial communication cable |
| Connector |
DB-25 type connector |
| Application System |
ABB System 800xA / AC 800M |
| Installation |
Control cabinet / DIN rail mounted systems |
| Operating Environment |
Industrial automation environment |
3. Product Features
Reliable CEX-Bus Communication
The TK850V007 is specifically designed for ABB CEX-Bus communication networks, providing stable data transmission between AC 800M controller modules and communication interface units.
Plug-and-Play Installation
The cable is factory assembled with standard connectors, reducing wiring work and improving installation efficiency and reliability.
System Expansion Capability
It allows flexible arrangement of communication modules by extending the physical distance between CEX-Bus devices inside control cabinets.
High Industrial Reliability
The cable is designed for continuous operation in industrial automation environments, supporting reliable communication performance in process control applications.
4. Structural Composition
The TK850V007 consists of:
- CEX-Bus Communication Cable
- Provides signal transmission between connected ABB modules.
- Pre-installed Connectors
- Ensures quick and accurate connection without field termination.
- Protective Cable Jacket
- Provides mechanical protection suitable for industrial installation.
- Standardized Interface Design
- Ensures compatibility with ABB System 800xA hardware.
5. Applications
ABB TK850V007 is widely used in:
- ABB System 800xA distributed control systems (DCS)
- ABB AC 800M controller platforms
- Process automation systems
- Power generation plants
- Oil & gas facilities
- Chemical and petrochemical industries
- Water and wastewater treatment systems
- Industrial communication expansion projects
Typical applications include:
- Connecting AC 800M controllers with CEX-Bus communication modules
- Extending communication bus connections inside control cabinets
- Supporting redundant controller and communication configurations
- Interconnecting ABB automation hardware components
6. Installation Considerations
- Install the cable according to ABB CEX-Bus topology requirements.
- Ensure correct termination using the appropriate CEX-Bus terminator where required.
- Avoid routing together with high-voltage power cables to reduce electromagnetic interference.
- Verify compatibility with the installed ABB System 800xA software and hardware versions before installation.
7. Conclusion
The ABB TK850V007 (3BSC950192R1) is a dedicated CEX-Bus extension cable for ABB System 800xA and AC 800M automation systems. With its preassembled design, reliable communication performance, and easy installation, it provides an effective solution for expanding and interconnecting ABB control system communication networks in industrial applications.

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Our Main Brands
DCS/PLC/TSI Manufacturers:
ABB, GE, Allen Bradley, Honeywell, Emerson, Bently Nevada, Prosoft, Siemens, Westinghouse, Triconex, Foxboro, ICS Triplex, Hima, Schneider, Yokogawa, Woodward, B&R, KEBA, etc.
Product Categories & Models
1. Distributed Control System (DCS)
- ABB:3AUA0000110429, SYSCON2 746924
- Invensys Foxboro:FBM214, FBM242, B0123HE
- Invensys Triconex:3625, 3700A, 3604E
- Woodward:5462-758B
- HIMA:F2-DO-16-02, F8650E
- Yokogawa:SAI143-S03 S1, F9342L-02
- Honeywell:51402497-200, 51403519-160, 51199194-100, CC-PDO801
- Emerson:KJ4001X1-NB1, 12P3368X012
2. Programmable Logic Controller (PLC)
- Rockwell/Allen Bradley:1734-IB8, 1734-OB8, 1769-L18ER-BB1B, 1756-IM16I
- ICS Triplex:T8461, T8850, T8403, T8431, T8831, T8310
- Schneider Modicon:140DDI85300
- GE Fanuc:IS210AEPSG2B, IS220UCSAH1A, IS215ACLEH1A, IS210AEAAH1B
- Siemens:6ES7331-1KF02-0AB0
- Prosoft:MVI46-DFNT
- Bachmann:MPC240
- Woodhead:9905-068 2301A
3. Turbine Supervisory Instrumentation (TSI)
- Bently Nevada:3500/22M, 138607-01, 3500/25, 3500/53, 3500/32M 149986-02
- EPRO:MMS6110, MMS6120, MMS6220, MMS6312, MMS6410, 6423, 6424
- ENTEK:EK C6622HS, XM124, 1440-SDM02-01RA

Frequently Asked Questions (FAQ)
Delivery & Shipping
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A: Delivery is processed immediately upon receipt of payment.
Returns & Warranty
Q: If the product doesn’t work, can it be returned?
A: Yes, we provide a one-year warranty for all products.
Product Availability
Q: How easy is it to obtain items?
A: These items are no longer in continuous production, making supply limited. However, SAUL specializes in sourcing hard-to-find products. While lead times vary, the average delivery window is 5-7 business days.
Pricing
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A: SAUL ELECTRIC offers highly competitive pricing while maintaining excellent service. Final pricing may vary based on delivery requirements and availability.
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