3013

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3013, 8 terminal interface, component side
3013, 8 terminal interface, solder side
3013, 8 terminal interface, card edge

3013 is the 8 terminal interface board. A card with interfaces for 8 serial connected terminals, using RS-232 or current loop interface.

Introduction

Switches and indicators

The following switches and indicators are on the card

Location 21J - baud-rate selector, group A
Location  9J - baud-rate selector, group B
Location  6J - device-number selector, group B
Location  3J - device-number selector, group A

The baud rate switches sets the initial speed setting for each interface group. Baud rate switch settings

  • 0 - 110 baud
  • 1 - 150 baud
  • 2 - 300 baud
  • 3 - 2400 baud
  • 4 - 1200 baud
  • 5 - 1800 baud
  • 6 - 4800 baud
  • 7 - 9600 baud
  • 8 - 2400 baud
  • 9 - 600 baud
  • 10 - 200 baud
  • 11 - 134.5 baud
  • 12 - 75 baud
  • 13 - 50 baud

Setting 14 and 15 is not used. In addition there is one switch for each interface that selects the mode of the interface:

  • switch set to 0: current loop
  • switch set to 1: RS232-C (V24)

References