User manual

DTS Broadcast PDH Microwave Digital Radio User Manual
-20-
4 Installations
4.1 General
This Section assumes that pre-planning of the link has occurred; i.e. path budgeting and survey to
ensure good line-of-sight between the two link ends and cable run estimations.
Installation task is listed below:
• Equipment and Tools Required
• Equipment Inventory
• Cable Installation
• ODU Installation
• IDU Installation
4.2 Required Installation Equipment
4.2.1 Tools
The only tools needed to install the L54 Digital Microwave Radio are:
• Basic electrician toolkit (incl. voltmeter)
• Adjustable wrench (5-20mm)
• Tools suitable for IF cable, ground line, service data line.i.e. nipper, plier, iron, and so on.
4.2.2 Equipment
Assuming the installer has the necessary radio equipment and antenna, the only other items
needed are:
• RG-6/U length cable that to suit installation. See Section 4.5 for advice on which cable to use.
• At least two N-type connectors is suitable for termination of the RG-6/U cable.
• To ground the IDU, a suitable length of green PVC insulated 14gauge wire (1.5 mm
2
conductor) minimum is required, plus a suitable crimp lug to attach wire to the IDU ground post
(4 mm / 0.064 in. diameter).
• To power the IDU, suitable lengths of different colored PVC insulated 14 gauge wire (1.5mm
2
conductor) are required. Recommend the use of red for 0 V power connections and black for
negative power connection.
• To connect alarm relay outputs and external input sensor from IDU to other co-located
equipment; a suitable length of 25-pin tin-plated PVC insulated copper cable, a male DB25
connector and cover._ enough cable ties to secure all cable runs.