Yokogawa SB401-11 ESB Bus Interface Slave Module

FAQ

Q1: What is the primary function of the SB401-11 module?
A1: It acts as an ESB Bus Interface Slave Module, enabling communication between I/O modules and the Field Control Unit (FCU).

Q2: How many SB401-11 modules can be installed in a node unit?
A2: Up to 2 modules can be installed for dual-redundant operation.

Q3: Which node units are compatible with SB401-11?
A3: It is compatible with Yokogawa’s ANB10S and ANB10D node units.

Q4: Does the SB401-11 support redundancy?
A4: Yes, it supports dual-redundant configurations when two modules are used.

Q5: Is the SB401-11 powered directly?
A5: No, it receives power from the node unit’s internal power supply system.

Q6: What is the installation method for this module?
A6: It is rack-mounted using M5 screws in a 19-inch rack.

Q7: Are there any environmental restrictions for installation?
A7: Yes, ambient temperature and optional explosion protection may apply depending on the system configuration.

Q8: Can SB401-11 operate with optical ESB Bus Node Units?
A8: No, it is used with standard ESB bus; optical models require different configurations.

ESB Bus Interface Slave Module SB401-11 Yokogawa

We will use wear-resistant cartons to seal the boxes, and take photos for your confirmation before sealing. We will pack the boxes only after confirmation.

For express delivery, we will use DHL, UPS, TNT, FedEx and EMS.

Please rest assured that we have a deep cooperation with express delivery companies and can ensure that your goods are delivered to you in good condition.