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© Copyright 2003, American Fibertek, Inc. 0617JD

Instruction Manual

MTX-8885

MRX-8885

Eight Channel Video Multiplexer

with Bi-directional Data

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Summary of Contents for MRX-8885

Page 1: ...Copyright 2003 American Fibertek Inc 0617JD Instruction Manual MTX 8885 MRX 8885 Eight Channel Video Multiplexer with Bi directional Data...

Page 2: ...2 Table of Contents...

Page 3: ...r Source 5 Power Connection 5 Input Output Connections 5 Data Configuration 6 MTX 8885 Status LED Indicators 8 MRX 8885 Status LED Indicators 9 Data Termination Requirements 10 Offset Bias RS485 Data...

Page 4: ...ts and multiplexes these signals along with the data signals onto a single optical output port for connection to the fiber transmission system Correspondingly the MRX 8885 receiver converts the optica...

Page 5: ...iber optic connection is made via a ST connector located at the back of the unit Be sure to allow sufficient room for the required minimum bend radius of the fiber cable used Video input and output co...

Page 6: ...RS422 data channel or 3 1 bi directional RS232 data channel or 4 1 bi directional RS232 data channel and 1 bi directional RS422 data channel These units are factory shipped configured for RS485 4 wire...

Page 7: ...hes that identifies the specific switch function and up down direction for RS485 transmission The following is an illustration of the data configuration switches that identifies the specific switch fu...

Page 8: ...on Protocol DATA 1 TX DATA 1 RX DATA 2 TX DATA 2 RX RS485 Configuration RS485 Tx RS485 Rx Hi Z Hi Z RS422 Configuration RS422 Tx RS422 Rx Not Used Not Used RS232 Configuration Not Used Not Used RS232...

Page 9: ...Hi Z RS422 Configuration RS422 Tx RS422 Rx Not Used Not Used RS232 Configuration Not Used Not Used RS232 Tx RS232 Rx RS422 RS232 Configuration RS422 Tx RS422 Rx RS232 Tx RS232 Rx OLI 1 A bi color LED...

Page 10: ...s multiple transmitter devices to reside on the same wire pair The software must dictate a protocol that allows one device to transmit at any one time to prevent data crashes Data wiring can use two w...

Page 11: ...will cause communications to fail Offset bias for two wire RS485 can be applied on the MTX 8885 and MRX 8885 by setting switch 4 and switch 6 down Please note that these switches work as a set and mu...

Page 12: ...ent consequential or incidental damages No agreement or understanding expressed or implied except as set forth in this warranty will be binding upon American Fibertek unless in writing signed by a dul...

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