Yokogawa SEC401-11 ESB Bus Coupler Module

FAQ

Q1: What is the function of the SEC401 module?
A1: It serves as the master interface for the ESB bus, enabling communication between the safety control unit and safety node units.

Q2: How many units can be connected to the SEC401?
A2: Up to 9 units, including models SNB10D and SNT401/411/421.

Q3: What is the data transmission speed of the ESB bus?
A3: The transmission speed is 128 Mbps.

Q4: What is the maximum transmission distance supported by the SEC401?
A4: The maximum distance is 10 meters.

Q5: In which slots should the SEC401 be mounted?
A5: It must be installed in the seventh and eighth slots of the safety control unit.

Q6: What is the power consumption of the module?
A6: It consumes 0.5 A of current.

Q7: Does the SEC401 support explosion protection?
A7: Yes, depending on the suffix code; models with “-E” support explosion protection.

Q8: What are the physical dimensions and weight of the SEC401?
A8: The module measures 130 x 129.5 x 32.8 mm and weighs approximately 0.24 kg.

ESB Bus Coupler Module SEC401 SEC401-11 Yokogawa

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