B&B Electronics FOSTCDR User Manual

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B&B Electronics FOSTCDR User Manual

DIN Mount Fiber Optic Converter CE

Model FOSTCDR

Document No. FOSTCDR2999

This product Designed and Manufactured

In Ottawa, Illinois USA

of domestic and imported parts by

B&B Electronics Mfg. Co. Inc.

707 Dayton Road -- P.O. Box 1040 -- Ottawa, IL 61350 USA Phone (815) 433-5100 -- General Fax (815) 433-5105

Home Page: www.bb-elec.com

Sales e-mail: sales@bb-elec.com -- Fax (815) 433-5109 Technical Support e-mail: support@bb.elec.com -- Fax (815) 433-5104

© Copyright 1999 B&B Electronics -- August 1999

FOSTCDR2999 Manual Cover Page

B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104

Table of Contents

 

DESCRIPTION.................................................................................................

1

RS-232 CONNECTIONS ...............................................................................

1

RS-422 & RS-485 CONNECTIONS............................................................

1

FIBER OPTIC CONNECTIONS ...................................................................

2

DIP-SWITCH SETUP......................................................................................

3

MULTI-DROP OPERATION.........................................................................

5

SPECIFICATIONS ..........................................................................................

6

FOSTCDR DIAGRAM....................................................................................

7

FOSTCDR2999 Manual

Table of Contents

i

B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104

Description

The FOSTCDR is designed to provide the most versatile connection possible between any asynchronous serial equipment using Fiber Optic cable. It allows any two pieces of asynchronous serial equipment to communicate full or half-duplex over two fibers at typical distances up to 2.5 miles. The converter can also be set up in "Repeater" mode to create a multi-drop master/slave configuration, allowing one serial device to talk to multiple slave devices around a fiber ring. The DIN rail mountable box makes it ideal for industrial cabinets and enclosures.

RS-232 data signals up to 115.2K bps and RS-422, or RS-485 data signals up to 460K bps are supported. Different standards can be mixed and matched to allow RS-232 devices to connect to your RS-422 or RS-485 system. This means the FOSTCDR can replace converters and isolators when connecting remote devices, while providing the EMI/RFI and transient immunity of optical fiber.

The FOSTCDR supports both the Transmit and Receive data lines, and provides full hardware control of the RS-422/485 driver with B&B's Automatic Send Data Control circuit. Timeouts are dip-switch selectable between 0.10 and 2.2 ms. All serial connections are provided on terminal blocks, while the multi-mode fiber is connected via two ST connectors. The unit is powered by 10 to 30VDC at 140 mA max.

RS-232 Connections

Connection of the FOSTCDR is simple and straightforward. The RS-232 driver and receiver are connected to 2 terminal blocks. The RS-232 DATA OUT is on terminal block (A), and the RS-232 DATA IN is on terminal block (D). Ground is located on terminal block (B) and (C), and power comes in on terminal block (F).

RS-422 & RS-485 Connections

The RS-422/485 driver and receiver are connected to 4 terminal blocks. Signal ground is on terminal block (M), and power comes in on terminal block (J). When connecting to a four-wire RS-422/485 device or system, connect the output of your device to terminal block

(L) (RDB or RD+) and terminal block (K) (RDA or RD+). Connect the input to your device to terminal block (H) (TDB or TD+) and terminal block (G) (TDA or TD-). For two-wire RS-485 systems, the driver and

FOSTCDR2999 Manual

1

B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104

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