Yokogawa VI451 Communication Module

Manufacturer： Yokogawa

Product Number：VI451

Product Type：Communication Module

Origin：Japan

Dimensions：69 x 169 x 132.5 mm

Weight：0.56 kg

Frequently Asked Questions (FAQ)

Q1: What systems is the VI451 Communication Module compatible with?
A1: It is compatible with CENTUM VP, CENTUM CS 3000, and CENTUM CS 1000 systems. It bridges communication between Vnet/IP, V net, and VL net.

Q2: What cable types are used for Vnet/IP communication?
A2: The VI451 uses a UTP cable (Category 5e or better) with RJ45 connectors for Vnet/IP connections.

Q3: Can the VI451 be used in a redundant power configuration?
A3: Yes, the VI451 supports both single and dual-line power supply configurations.

Q4: What is the maximum communication distance on the Vnet/IP side?
A4: The maximum distance is 100 meters from the AVR10D to the Layer 2 network switch.

Q5: Does the VI451 support SEM (Sequence of Events Manager)?
A5: Yes, but only if the firmware revision is R6 or later. The firmware version is indicated under “F” on the component’s revision sticker.

Q6: What is the mounting method for the VI451 module?
A6: It is designed for 19-inch rack mounting using four M5 screws and insulating bushings.

Q7: How is grounding connected in the VI451 module?
A7: Grounding is achieved through an M4 screw terminal connection.

Q8: What are the power supply options for the VI451?
A8: It supports 100–120 V AC, 220–240 V AC (both 50/60 Hz), and 24 V DC power inputs.

Communication Module VI451 Yokogawa

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