TC501V150 3BSC550038R3-1 TC501V150 3BSC550038R3-3 TC501V150 3BSC550038R3-2

The ABB TC501V150 is a specialized termination unit designed for ABB Advant OCS and AF100 fieldbus communication systems, providing reliable signal termination and accurate speed measurement input within industrial control environments. This component is commonly used with S600 I/O speed meter inputs, enabling precise monitoring of rotating equipment and process machinery.

Engineered with a 150-ohm impedance design, the TC501V150 ensures proper signal termination for twisted-pair communication lines, improving signal integrity and minimizing transmission reflections across the fieldbus network.

In addition to signal termination, the unit supports overspeed protection logic, allowing the control system to generate alarm or trip signals when abnormal rotational speeds are detected. This safety-oriented capability makes the module particularly valuable in applications such as turbines, motors, and rotating industrial equipment.

Compact, lightweight, and easy to integrate into control cabinets, the TC501V150 plays an essential role in maintaining stable communication and safe process operation in ABB automation infrastructures.

Technical Specifications

Parameter	Specification
Model	TC501V150
Manufacturer	ABB
Part Number	3BSC550038R3
Product Type	Termination Unit / Prefabricated Cable
System Compatibility	ABB Advant OCS / AF100 Fieldbus
Bus Impedance	150 Ohm
Input Type	S600 I/O Speed Meter Input
Maximum Input Frequency	50 kHz
Input Current Range	±13 mA
Supply Voltage	24 VDC or 5 VDC
Direction Detection	Via second speed meter input
Overspeed Protection	Supported
Trip Signal Output	Solid-state 24 VDC and dry contact 60 VDC
Electrical Isolation	Optically isolated inputs and outputs
Mounting	Cabinet installation / control panel wiring
Dimensions	100 × 30 × 200 mm
Weight	0.005 kg

Recommended Related Models

To build a complete Advant or AF100 communication infrastructure, the following ABB modules are often used together with the TC501V150:

ABB TC506 AF100 Trunk Tap
ABB TC513V1 Twisted Pair / Coax Modem
ABB TC514V2 Optical Repeater
ABB TC515V2 Twisted Pair Repeater
ABB CI801 Fieldbus Communication Interface

These components help expand fieldbus communication networks and ensure stable data transmission in distributed automation systems.

Popular ABB Industrial Automation Modules

In modern control systems, the following ABB modules are widely deployed alongside termination and communication components:

ABB CI840A Communication Interface Module
ABB AI830A Analog Input Module
ABB SB822 Power Supply Module
ABB PM591-ETH PLC Controller
ABB PP865A Industrial HMI Panel

These devices form scalable and reliable automation architectures used in process industries worldwide.

Industrial Applications

The TC501V150 termination unit is commonly deployed in industrial automation systems where precise speed monitoring and stable bus communication are required:

Turbine speed monitoring systems
Motor and rotating equipment control
Power generation facilities
Oil and gas process control
Chemical processing plants
Industrial manufacturing lines

Its integrated overspeed protection logic makes it particularly suitable for safety-critical rotating machinery.

Advantages

Reliable Bus Signal Termination
The 150-ohm impedance ensures accurate signal termination on twisted-pair communication lines, improving network stability.

Accurate Speed Monitoring Support
Designed specifically for S600 speed meter inputs, allowing precise measurement of rotational speed.

Integrated Overspeed Protection
Built-in trip logic enhances system safety by detecting abnormal speed conditions.

Optical Isolation for Signal Integrity
Individually opto-isolated inputs and outputs reduce noise interference in industrial environments.

Compact and Lightweight Design
Minimal installation space and easy integration into existing automation cabinets.

Technical FAQs

1. What is the primary function of the ABB TC501V150?
It provides signal termination and speed meter input support for ABB Advant OCS fieldbus systems.

2. What impedance does the termination unit use?
The module is designed with a 150-ohm impedance for twisted-pair communication lines.

3. What is the maximum supported input frequency?
The speed meter input supports signals up to 50 kHz.

4. Which ABB system commonly uses this module?
It is widely used in ABB Advant OCS and AF100 communication systems.

5. Does the TC501V150 support overspeed protection?
Yes, it includes overspeed trip logic with both solid-state and relay outputs.

6. What voltage supply does the module require?
The unit supports 24 VDC or 5 VDC power supply.

7. How is rotation direction detected?
Direction detection is achieved through a second speed meter input channel.

8. Are the inputs electrically isolated?
Yes, both the inputs and outputs are individually opto-isolated for improved signal reliability.

9. What are the physical dimensions of the module?
The unit measures 100 × 30 × 200 mm.

10. What is the approximate weight of the TC501V150?
The module weighs approximately 0.005 kg, making it extremely lightweight and easy to install.

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