8 channel video transmit unit with up to 2 bi-directional data and audio channels for a singlemode fibre link (12 pages)
Summary of Contents for AMG AMG4687BE
Page 1
8 Channel Video Transmit Unit with up to 9 Bi-directional Data and Audio Channels plus Ethernet The AMG4687BE is a standalone eight channel video transmit unit designed to transmit 8 video signals and transmit and receive up to 9 data or audio signals plus full duplex 100BaseT Ethernet connectivity over two Multimode fibres.
Removal / replacement from / to the Case..................10 Safety Maintenance and Repair AMG Systems Ltd. reserves the right to make changes to this Page 2 of 12 AMG4687BE Instruction Sheet document without notice. The information herein is believed to D18935-01.doc...
Ethernet connectivity is also provided between the two units. Optical Connection The AMG4687BE is connected as illustrated below when used with an AMG4688BER 8-channel receive unit acting as a point to point system. AMG Systems Ltd. reserves the right to make changes to this...
For the data or audio channels to be present, appropriate data daughter boards must be fitted onto the data expansion board slots. AMG Systems Ltd. reserves the right to make changes to this Page 4 of 12 AMG4687BE Instruction Sheet document without notice.
RS485 bus high (+5 volts) and the other arm low (0 volts) using high value resistors within the third party equipment. In order to ensure that the AMG equipment detects a tri-state condition, then these resistors should have a value above 5kΩ. If the third party bias resistors are less the 750Ω...
Data and Audio Channel Configuration The data expansion board slots are accessed by removing the AMG unit from its case. A data channel is active when a daughter board is installed in the required data channel slot. Each data interface board enables one bi-directional channel.
See Data or Audio Daughter Board Instruction Sheet for meaning of Audio/Data IN+, Audio/Data IN- Audio/Data OUT+, and Audio/Data OUT- for each data type. AMG Systems Ltd. reserves the right to make changes to this Page 7 of 12 AMG4687BE Instruction Sheet document without notice.
OUT+ logic one (-V) present on OUT+ This represents the data signals being received on the optical fibre AMG Systems Ltd. reserves the right to make changes to this Page 8 of 12 AMG4687BE Instruction Sheet document without notice.
This represents the audio signals being received from the optical fibre. Ethernet Operation In order for the AMG system to transmit Ethernet signals, an onboard RJ45 Ethernet interface or X16003 Ethernet interface adaptor should be fitted to both the Transmit unit and the Receive unit.
Weight..........1000grams Mounting Details The AMG unit is supplied with a clip-on mounting bracket which should be attached to a panel or wall using 2 off 4.0mm screws, see diagram on page 1 for dimensions. The unit is clipped into the mounting bracket, and is then held firmly in position.
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This page is intentionally blank. AMG Systems Ltd. reserves the right to make changes to this Page 11 of 12 AMG4687BE Instruction Sheet document without notice. The information herein is believed to D18935-01.doc be accurate. No responsibility is assumed by AMG for its use.
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This page is intentionally blank. AMG Systems Ltd. reserves the right to make changes to this Page 12 of 12 AMG4687BE Instruction Sheet document without notice. The information herein is believed to D18935-01.doc be accurate. No responsibility is assumed by AMG for its use.
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