Yokogawa|VF702 S1|Control Bus Interface Card

Yokogawa VF702-S1 Control Bus Interface Card

Description
The Yokogawa VF702-S1 is a PCI Express control bus interface card designed for V net communication in ProSafe-RS systems, connecting safety engineering PCs (SENG) to safety control stations (SCSs).

Features

• Supports V net dual-redundancy for reliable communication
• Equipped with two BNC ports for V net cable connections
• Includes status indicator lamps for signal monitoring
• Configurable via DIP switches for domain and station addressing

Technical Specifications

• Model
  VF702-S1

• Bus Type
  PCI Express

• Communication Protocol
  V net

• Ports
  Two BNC connectors for dual-redundant V net

• Indicator Lamps
  RCV: Illuminates when a signal is received
  SND: Illuminates when a signal is sent

• Station Address
  Domain Number: 1 to 31
  Station Number: 1 to 64

• DIP Switch Configuration
  SW1: Domain number, bits 2–3 fixed to 0
  SW2: Station number
  Parity: Odd parity used for both settings

• Cable Connection
  Uses YCB141 V net cables
  Requires YCB146 T-type BNC connectors
  YCB148 terminator for terminal stations

• Installation
  Compatible with PC/AT PCs
  Power must be off during installation
  Insulation sheets included for connector protection

• Station Address Label
  Record domain and station numbers
  Attach to visible location on PC front panel

• Maintenance
  Hot swapping not supported
  Power must be off for handling cables or card