YOKOGAWA NFLP121-S00 PROFIBUS-DP communication module
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8615305023276 | |||||||
| +8615305023276 | ||||||||
| 15305023276 | ||||||||
| Add to | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||

Product Overview
The Yokogawa NFLP121-S00 is a PROFIBUS-DP communication interface module intended for installation in Yokogawa STARDOM FCN or FCN-RTU controller systems. It acts as a PROFIBUS-DP master, enabling communication with distributed I/O or automation devices over a fieldbus network.
This module provides protocol handling, data exchange, diagnostics, and device labeling functions for PROFIBUS-DP devices. It supports both DP-V0 and DP-V1 specifications. The module integrates into the control system rack and interacts with engineering tools (configuration software) for setting up bus parameters and slave device mapping.
Key capabilities include:
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Acting as a PROFIBUS-DP master for connected slave devices
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Managing process data I/O, device diagnostics, and message display
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Supporting up to 123 slave devices per segment (with repeaters)
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Isolated signal interface and standard D-sub connector for bus wiring
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Hot-swap capability in compatible systems
Technical Specifications
| Parameter | Specification | Comments |
|---|---|---|
| Model | NFLP121-S00 | PROFIBUS-DP communication module |
| Interface | PROFIBUS-DP | Acts as master device |
| Connection Method | EIA-RS485 compliant | Standard differential signaling |
| Port | 1 port | Single PROFIBUS line interface |
| Connector | 9-pin D-sub female | Standard bus connector |
| Isolation | Between signal and system | Electrical isolation for protection |
| Maximum Transmission Distance | 1.2 km per segment (at lowest speed) | Depends on bus speed and wiring |
| Communication Speed / Baud | supports 9.6 kbps to 12 Mbps | Typical PROFIBUS-DP speeds |
| Maximum Current Consumption | 700 mA at 5 V DC | Power draw under full load |
| Weight | 0.3 kg | Module mass |
| Supported Number of Slaves | 31 without repeaters; up to 123 with repeaters | Bus topology limit |
| Device Label Capacity | Up to 500 device labels | For mapping I/O devices |
| Operating Temperature Range | –20 °C to +70 °C | Industrial temperature rating |
| Hot-Swap Capability | Yes (in compatible racks) | Can be replaced without full power-down |
| LED Indicators | STATUS, ACT, RCV, SND | Provide operational and diagnostic status |
YOKOGAWA NFLP121-S00 PROFIBUS-DP communication module is in stock. Please contact us for a quick quote and competitive pricing.
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8615305023276 | |||||||
| +8615305023276 | ||||||||
| 13950166376 | ||||||||
| Add to | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Company Introduction
Xiamen Shengruite Trading Co., Ltd. is a company specializing in the supply of industrial PLC spare parts.
We provide high-quality PLC spare parts to customers in the global manufacturing, energy and power, chemical and other fields.
Since its establishment in 2011, after 13 years of rapid development, the cumulative global shipments have reached 223,650 pieces, with an annual output value of US$50 million.
Successfully served more than 500 customers in more than 100 countries and regions including Saudi Arabia, UAE, the United States, Europe, Africa, and Southeast Asia
Our Mission
Provide customers with the best quality PLC spare parts and the fastest delivery service to ensure that their industrial automation systems are always in the best operating condition.
We provide a 1-year warranty service, and we support returns and exchanges for any issues to ensure your rights and interests are fully protected.
We can provide detailed product images upon request, and our team can arrange warehouse photos for confirmation to ensure you have all the information you need before making a purchase.
Shipping times vary depending on your location. With the support of our 16 global warehouses, we strive to deliver orders as quickly as possible. Contact us to get an estimated delivery time for your specific location.
The minimum order quantity (MOQ) is typically one unit. However, for larger orders, please contact us for potential discounts and pricing details.
Yes, we offer competitive pricing for bulk purchases. Please reach out to our sales team with the specifics of your order to receive a custom quote.
We accept various payment methods for wholesale orders, including bank transfers (T/T), letters of credit, and other options upon agreement. For large transactions, please contact us directly for payment terms.
Yes, we offer flexible ordering options for both small and large quantities. Whether youre looking for a single unit or a large batch, we can accommodate your needs.
We occasionally offer promotional discounts for new wholesale customers. Contact us to learn more about any current offers available for first-time buyers.
If you are unsure of compatibility with your existing setup please provide your system details and our support team can verify compatibility prior to purchase.
Returns are accepted within 30 days if the product is unused, unopened, and in its original packaging. Please note that return shipping and associated costs are the buyer\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\’s responsibility.
Yes, we offer technical support for the installation and integration of our products. Our team can assist with setup, configuration, and troubleshooting to ensure a smooth installation.








