EN
- Overview
- Specifications
- Description
- Applications
- Troubleshooting and Maintenance
- FAQ
- Recommended Products
Overview
Place of Origin: |
Sweden |
Brand Name: |
ABB |
Model Number: |
TK850V007 3BSC950192R1 |
Packaging Details: |
Original new Factory Sealed |
Delivery Time: |
5-7 days |
Payment Terms: |
T/T |
Supply Ability: |
In stock |
Specifications
|
Parameter |
Value |
|
Model |
TK850V007 (3BSC950192R1) |
|
Module Type |
CEX-Bus Extension Cable |
|
Dimensions |
20 x 18 x 7 cm |
|
Weight |
0.3 kg |
|
Cable Length |
0.7 m |
|
Required Terminator |
TK851 (CEX-Bus) |
|
Connector Type |
D-sub 9-pin |
|
Connector A |
Type: DB-25 Male |
|
Connector B |
Type: DB-25 Female |
|
Material |
High-durability PVC |
|
Protection Class |
IP65 |
|
WEEE Category |
Product Not in WEEE Scope |
Description
This ABB TK850V007 3BSC950192R1 CEX-Bus extension cable is designed specifically for industrial automation control systems. It can effectively extend the connection distance of CEX-bus networks and ensure the stability and reliability of data transmission.
Applications
Power plants: Redundant communication modules are connected within the AC 800M control cabinet to ensure real-time transmission of power grid monitoring data.
Oil refineries: Used in distributed control systems (DCS) to expand Fieldbus interface modules.
Steel and metallurgical plants: Shielded cables ensure stable CEX bus signal jumpers in strong electromagnetic environments.
Paper and pulp mills: Connect the production line control master station to a remote communication gateway to achieve multi-protocol networking.
Large chemical plants: Utilize the redundant communication capabilities of critical process control units to improve system availability.
Troubleshooting and Maintenance
Common Faults: Packet loss or timeout (signal reflection due to lack of TK851 terminating resistor), loose connectors (DB-25 screws not tightened), physical damage (damaged cable outer shielding).
Troubleshooting Methods:
Check End Point: Confirm that the last module in the bus chain has a correctly installed TK851 terminator.
Tighten Connection: Re-insert and manually tighten the fixing screws at both ends of the DB-25 interface.
Diagnostic Assistance: Check the CEX-Bus status information through the AC 800M controller's diagnostic log.
Maintenance Recommendations:
Proper Cabling: Cable length is only 0.7m; avoid excessive pulling during cabling and maintain a natural bending radius.
Environmental Protection: Regularly clean dust from interface pins to prevent corrosion or poor contact in humid environments.
FAQ
Q: Is TK850V007 3BSC950192R1 a standard printer parallel port cable?
A: No. Although it uses a DB-25 interface, the internal pin assignment and shielding specifications are designed specifically for ABB CEX-Bus and are not compatible with standard printer cables.
Q: What happens if the TK851 is not installed when using TK850V007 3BSC950192R1?
A: Signal reflection may occur on the bus, potentially causing communication errors, module recognition failures, or even system shutdown.
Q: Does TK850V007 3BSC950192R1 support redundant configuration?
A: Yes. The TK850V007 3BSC950192R1 can be used to connect redundant communication interface modules within the CEX-Bus architecture.
Q: Is it safe to hot-plug TK850V007 3BSC950192R1?
A: No. Hot-plugging the CEX-Bus cable may cause CPU instability or damage communication modules, and it is strictly prohibited during operation.
Q: Why is TK850V007 3BSC950192R1 only 0.7 meters long?
A: Because the CEX-Bus is a high-speed expansion bus that is highly sensitive to signal delay, it is designed for short-distance connections between adjacent modules inside the cabinet.
