FM Systems ATU-2HD Instruction Book

FM Systems ATU-2HD Instruction Book

Relay transmitter / receiver unit

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ATU-2HD \ ARU-2HD
RELAY TRANSMITTER \ RECEIVER UNIT
INSTRUCTION BOOK
IB6484-01
9-20-2019

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Summary of Contents for FM Systems ATU-2HD

  • Page 1 ATU-2HD \ ARU-2HD RELAY TRANSMITTER \ RECEIVER UNIT INSTRUCTION BOOK IB6484-01 9-20-2019...
  • Page 2 DESCRIPTION MOUNTING INSTRUCTIONS HOW TO CABLE THE ATU-2HD HOW TO CABLE THE ARU-2HD POWER SUPPLY INSTALLATION SET-UP OF THE ATU-2HD AND ARU-2HD OPERATION CARE AND MAINTENANCE SETUP LINE & VIDEO FORMAT APPLICATIONS (WHERE TO USE THE SYSTEM) TROUBLE SHOOTING THE INSTALLATION...
  • Page 3 One channel may be used as a system alarm that will operate upon loss of power to either terminal or loss of transmission path (coax cable cut). In the event of power failure to the ATU-2HD or ARU-2HD the video thru-put will not be interrupted. This loop-through method allows you to place the transmitter/receiver pair at either end, so you can send the signals in either direction.
  • Page 4 12 VDC power transformer to the Green terminal block marked 12VDC. The ATU-2HD can be powered by power sources as low as 9 volts AC or DC. However, the ARU-2HD must be operated with 12 Volts AC or DC.
  • Page 5 When the ARU- 2HD is on the same channel as an ATU-2HD with the power applied and the video on the Green LED on both units will stop flashing and stay on.
  • Page 6 SETUP LINE & VIDEO FORMAT When you change one of the switch settings, the switch is read and the unit changes the channel or video mode immediately. Also, in the case of a power or video interruption the unit reads the switches and resets the controls to operate as selected.
  • Page 7 (12.5, 25, 30 ect. Then see the chart to determine the correct switch settings. If all the switches are set the same on the ATU-2HD and ARU-2HD units, they will operate on the same selected video line and video mode or video format.
  • Page 8 Passive (non-powered) equipment such as ground loop baluns are allowed between the ATU-2HD and the ARU-2HD because they will pass the signals in both directions with no blocking and function correctly. Any equipment can be placed outside of the connection between the ATU-2HD and the ARU-2HD units if the two units are directly connected to each other with the cable or twisted pair wire (UTP).

This manual is also suitable for:

Aru-2hdAtuaru2hd001

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