AFi MR-913D Instruction Manual Download Page 4

 

4

INSTALLATION 

THIS INSTALLATION SHOULD BE MADE BY A QUALIFIED SERVICE PERSON AND SHOULD 
CONFORM TO THE NATIONAL ELECTRICAL CODE, ANSI/NFPA 70 AND LOCAL CODES. 
  
Mount the unit to a secure surface using #8 (3mm) hardware in four places. See the drawing at the 
bottom of this page for mounting dimensions. Be sure to allow sufficient room for the required minimum 
bend radius of the fiber cable used. 
 

POWER SOURCE 

THIS PRODUCT SHALL BE POWERED BY A LISTED CLASS 2 POWER SUPPLY ONLY. 
 
This unit requires a +12VDC power source with a current rating of 1.25 amps for proper operation. The 
DC input is diode protected. In the USA and in Canada an American Fibertek PS-12D is supplied with 
this unit. The negative side of the power input is directly connected to ground. ANSI/NFPA 70 Class 2 
wiring is recommended. 

 
POWER CONNECTION 

Power is supplied to the unit via a two pin terminal connector on the right side of the unit. Follow the 
label on unit for proper orientation of +12 volt dc and ground. 

 
FIBER CONNECTION 

The fiber optic connection is made via a ST connector located on the right side of the unit. 

 
VIDEO OUTPUT CONNECTION 

The video output connection is made via a BNC connector on the right side of the unit. The 75

 video 

output can be looped through typical baseband video inputs of switchers, recorders and other 
equipment as required. For proper operation, the output must be terminated with 75

. For optimum 

performance the video cables should be the shortest length of coax practical. 
 
  

 

 

Summary of Contents for MR-913D

Page 1: ...Copyright 2005 American Fibertek Inc 0824JD Instruction Manual MR 913D Video Receiver With Bi directional Multi Protocol Data And Remote Diagnostic Interface...

Page 2: ...Source 4 Power Connection 4 Fiber Connection 4 Video Input Connection 4 Data Input Output Connections 5 Typical System Data Connections 5 Data Configuration 5 RS485 Data Signals 6 Offset Bias RS485 6...

Page 3: ...ester data Channel 3 RS232 data The MR 913D is designed to operate with the MT 913D or RT 913D video transmitter with bi directional data over one multimode fiber optic cable The MR 913D multiplexes u...

Page 4: ...n Fibertek PS 12D is supplied with this unit The negative side of the power input is directly connected to ground ANSI NFPA 70 Class 2 wiring is recommended POWER CONNECTION Power is supplied to the u...

Page 5: ...of the copper device is connected to the Data In of the MR 913D The plus terminal of the copper device is connected to the plus terminal of the MR 913D and the minus is connected to the minus The rev...

Page 6: ...devices to go into a high impedance Hi Z state This allows multiple transmitter devices to reside on the same wire pair The software must dictate a protocol that allows only one device to transmit at...

Page 7: ...indicator is provided to monitor the data coming in from the fiber through the MR 913D and out onto the electrical interface The intensity of this indicator will vary with input data patterns however...

Page 8: ...ts have been tampered with This warranty shall be construed in accordance with New Jersey law and the courts of New Jersey shall have exclusive jurisdiction over this contract EXCEPT FOR THE FOREGOING...

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