Yokogawa SEC402-51 ESB Bus Coupler Module

FAQ

Q1: What is the main function of the SEC402 module?
A1: It serves as an ESB bus master interface connecting safety control units and safety node units.

Q2: How many units can the SEC402 connect to?
A2: It supports up to 9 units each on upper and lower ports; up to 12 per port with S2SC70 in star connection.

Q3: What is the transmission speed supported?
A3: It supports a data transmission speed of up to 128 Mbps for I/O modules.

Q4: What is the maximum transmission distance supported?
A4: Maximum of 10 meters per ESB bus cable on both upper and lower sides.

Q5: In which slots is the SEC402 mounted in the control unit?
A5: It is mounted in the 7th and 8th slots of the safety control unit.

Q6: What is the current consumption of the SEC402?
A6: It consumes approximately 0.5 A.

Q7: Is there an explosion-proof version available?
A7: Yes, the model with the suffix “-E” is designed for explosion protection.

Q8: What are the dimensions and weight of the SEC402?
A8: Dimensions are 130 x 129.5 x 32.8 mm, and the weight is approximately 0.24 kg.

ESB Bus Coupler Module SEC402 SEC402-51 Yokogawa

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