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B&B Electronics 232OPDR - Quick Start Guide User Manual

Product overview

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Set The 422/485 Side of Converter

1

Connect Your Device

2

Terminal

Block

Signal

A

Output 1

B

Output 3

C

Isolated Ground

D

Input 2

E

Input 4

F

Not Connected

G

Input 1

H

Input 3

J

10 to 30 VCD

K

Output 2

L

Output 4

10 to 30 VDC, 1.2 W

3

Test Setup

Connect a PC to the DTE side. Place a jumper between Terminal G & K and
Terminal H & L. Using HyperTerminal or similar program, connect to the
appropriate COM port. Turn off Hyper Terminal local echo.Transmit data. The same
data should be returned. Data LED will indicate data being transmitted.

Product Overview

Terminal

Block

Connectors

A – F

Terminal Block
Connectors
G – M

Connect V-
(Gound)
to M

Top View

Bottom View
(Power Side)

Connect Your Power Supply

Converter uses 0.5 W

External Power

Supply

Terminal M:

(Ground/V (–)

Terminal: J (+)

Connect V+
to J

RS-232 Isolated Repeater - Two sets

of data lines without control signals

RS-232 Isolated Repeater - Two sets

of data lines without control signals

RS-232 Isolated Repeater - Two sets

of data lines with control signals

RS-232 Isolated Repeater - Two sets

of data lines with control signals