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S2EN402-S0001 | Yokogawa 2-Port N-ESB Bus Coupler Module

Sku: S2EN402-S0001
Country Of Origin: Japan
Vendor: Yokogawa
Type: Coupler Module

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100% Original and Authentic

100% Brand New, Ready to ship

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Product description

Overview

The S2EN402-S0001 is a 2-port N-ESB bus coupler module designed for use in ProSafe-RS safety instrumented systems. It provides a high-speed communication interface between the Safety Control Unit (SCU) and an N-IO node, which consists of a node interface unit and N-IO I/O units. This module ensures reliable data exchange over the N-ESB bus and supports dual-redundant configurations for enhanced system availability.

Technical Specifications

N-ESB Bus Interface
- Model Variants:
  - S2EN402: 2 communication ports
  - S2EN404: 4 communication ports
- Connector Type: RJ-45 (ISO/IEC 8877-compliant)
- Transmission Medium: Unshielded twisted pair (UTP), Cat 5 or higher
- Transmission Speed: 100 Mbps
- Maximum Cable Distance: 100 m between nodes (cabinet-contained routing only)
- Connection Configuration:
  - Modules must be installed in odd-numbered and adjacent even-numbered slots of the S2SC70 base unit
  - Connected to N-ESB bus 1 and bus 2 respectively
  - Always used in dual-redundant configuration
Electrical and Mechanical
- Current Consumption: 0.5 A
- Weight: 0.22 kg
- Mounting Restrictions:
  - Slots 7 and 8 of S2SC70 are unavailable if ESB bus coupler modules (SEC401/SEC402) are installed
  - Only slots 1–6 are usable for S2EN402/S2EN404 in redundant pairs

Model and Suffix Code Breakdown

Code Segment	Description
S2EN402	N-ESB Bus Coupler Module (2-Port, for N-IO)
-S	Standard type
0	Fixed code (always 0)
0	Fixed code (always 0)
0	No explosion protection
1	ISA Standard G3 compliance (extended temperature)

Ordering Information

Full Model: S2EN402-S0001
Type: Standard
Explosion Protection: None
Compliance: ISA Standard G3

Related Tags :

Coupler Module

Frequently Asked Questions

Question 1: Is Our Price Competitive?

Answer 1: PLC DCS Pro Ltd. collaborates with over 50 countries worldwide. As a leading supplier in China, we can provide significant discounts to customers based on market demand.

Question 2: What Is The Warranty Period?

Answer 2: We offer a standard one-year warranty for all new and original items.

Question 3: What Payment Methods Do We Accept?

Answer 3: We accept 100% T/T (Telegraphic Transfer) before shipping. For items with a lead time, a 30% deposit is required in advance, with the remaining 70% balance due before shipping. If you have an agent in China, please contact us for RMB transfer.

Question 4: What Shipping Methods Do We Use?

Answer 4: We primarily utilize carriers such as FedEx, DHL, UPS, BRE, etc. If you have an account with any of these carriers, you can arrange the shipping yourself. Additionally, we offer free shipping to China freight forwarders.

Question 5: What Is Our Delivery Time?

Answer 5: Typically, delivery takes around 1-3 days after receiving the advance payment. For items with a quoted lead time, delivery will occur as per the specified lead time.

Question 6: How Do We Package The Goods?

Answer 6: Our packaging process involves multiple layers of protection. Initially, the product is placed in its original box, sealed with a label. Then, we add a layer of bubble wrap to safeguard against collisions during transportation. Finally, all products are securely packed in sturdy boxes for further protection.

Question 7: How Can Customers Contact Us And Request A Quote?

Answer 7: Customers can inquire via email, WhatsApp, WeChat, Skype, or any preferred communication platform. Simply reach out to us, and we'll promptly provide a quote tailored to your needs.

Warranty Conditions

At PLC DCS Pro Ltd., we are committed to ensuring the quality of our products. Our one-year warranty provides coverage for any defects in material or workmanship, excluding damages caused by deliberate misuse.

🛡️Coverage Details:

This warranty encompasses all instances of product malfunction or failure due to inherent manufacturing flaws, with the exception of intentional damage.

📝Claim Process:

To avail of warranty services, please notify us of any quality-related issues within the warranty period. We may conduct online troubleshooting and examination as needed.

🚚Shipping Assistance:

We understand the importance of prompt service. Therefore, we cover return shipping costs for warranty-related returns within the first month of supply. Within three months of supply, we cover one-way shipping costs for warranty-related returns. After three months, the customer is responsible for shipping costs both ways.