NEC ElectraElite 48, System Hardware Manual

Page: 87 / 435

Issue 6 Electra Elite
2 - 8 System Specifications
4.2 Cabling Precautions
4.2.1 Cable Placement
When selecting cables and Main Distribution Frame
(MDF), future expansion or assignment changes should
be considered. Do not run cables in the following places:
A place exposed to wind or rain.
A place near heat radiating equipment or where the
quality of station cable covering could be affected
by gases and chemicals.
An unstable place subject to vibration.
4.2.2 Environmental Conditions
Temperature
Operating: +32°F ~ +104°F (0°C ~ 40°C)
Long Term: +50°F ~ +90°F (10°C ~ 32.2°C)
Humidity
Operating: 10% ~ 90% noncondensing
Table 2-6 Cabling Requirements
Connected Equipment Cable
External Amplifier Hi-Fi Shielded Audio Cable
Music on Hold and Background
Music Sources Hi-Fi Shielded Audio Cable
Table 2-7 Zone Transceiver II Range
Connected Equipment Range
ZT II-U Unit without ACA-U Unit 3000 feet
ZT II-U Unit with ACA-U Unit 16,404 feet