Table of Contents
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Chapter 1: General Information
Input Power Rating
LNB DC Power
Voltage
22 kHz tone
Current
Short-circuit protection
AC Power Supply
Input
Output
Operating Environment
Operating Temperature Range
Storage Temperature Range
Operating Humidity
Maximum Operating Elevation
1.4 Safety Summary
The Unity 550 is designed for safe use with few special precautions required of the user.
The following items are basic precautions to use when installing and working with the Unity
unit:
550
6
Characteristic
800072-01 Rev. A
Specification
115/230 VAC, 0.8/0.5A, 50/60Hz
Universal LNB supported
13 or 18 VDC, for LNB polarity selection
22 kHz control tone, for LNB selection
250 mA max
Foldback regulator
100-240 V, 50/60 Hz, 1.5A
12 VDC, 4.58A
+10° to +40° C in still air with unblocked vents
-20° to + 60° C
Maximum relative humidity 80% for temperatures up to
31° C, decreasing linearly to 50% relative humidity at
40° C.
6560 Ft (2000M) above sea level
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