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GENERAL

The Optical ESB Bus Repeater Module converts ESB Bus signals, facilitating communication between the safety control unit, safety node unit, and N-IO node, into optical signals. It extends the ESB Bus transmission distance by connecting the Optical ESB Bus Repeater Master Module (SNT411) and Optical ESB Bus Repeater Slave Module (SNT511) with an optical fiber cable. This extension allows for transmission distances of up to 50 km.

STANDARD SPECIFICATIONS:

  • Function: ESB Bus optical transport function (Vnet/IP only)
  • Connection Method: Star type connection, Chain type connection (Available for both star and chain type connection)
  • Number of Connecting Stages: Maximum two
  • Transmission Distance: 5 km to 50 km (total two stages)
  • Optical Power Attenuation: 3-4 dB attenuation between SNT411 and SNT511, S2EN501 and SNT511, or SNT411 and S2EN501. If the optical attenuation by the optical fiber cable is less than 3 dB, an attenuator should be used to reduce the attenuation by 3 dB.
  • Current Consumption: 0.5 A
  • Weight: Approx. 0.3 kg
Is our price competitive?
Topbrands collaborates with over 50 countries worldwide. As a leading supplier in China, we can provide significant discounts to customers based on market demand.
What is the warranty period?
We offer a standard one-year warranty for all new and original items.
What payment methods do we accept?
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.
What is the warranty period?
We offer a standard one-year warranty for all new and original items.
What shipping methods do we use?
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.
What is our delivery time?
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.
How do we package the goods?
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.
How can customers contact us and request a quote?
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.

Topbrands PLC Limited is a top supplier of genuine new PLC and DCS parts, serving over 50 countries globally. We offer high-quality products from renowned brands like Bently Nevada, Honeywell, ABB, and more. With our warehouse in China stocking up to 30,000 pieces, we ensure rapid delivery to meet urgent order needs while maintaining competitive pricing to save our customers' budgets. Learn more...

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