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Owner’s Manual
TVM450/S/TVM550/S/TVM550II/TVM550IIS
13.
NOTE TO CATV SYSTEM INSTALLERS
: This reminder is provided to call your
attention to NEC Articles 810-21, 820-22, and 820-40 that provide guidelines
for proper grounding. In particular, these articles specify that the cable ground
shall be connected to the building grounding system, as close to the point of
cable entry as practical (see Figure 1).
TO SATELLITE
RECEIVER
8 FEET
GROUNDING ELECTRODE
IN COMPLIANCE WITH
NEC 810-21/NEC 820-22/
NEC 820-40
GROUND CLAMP
ANTENNA DISCHARGE
UNIT (SEE NOTE 2)
CONNECT TO THE NEAREST
ACCESSIBLE LOCATION ON THE
STRUCTURE SYSTEM
FEED LINE
GROUND CONNECTIONS
(SEE NOTE 1)
NOTES:
1. USE #10 AWG (5.3 MM
2
) COPPER, #8
AWG (8.4 MM
2
) ALUMINUM, OR #17
AWG (1.0 MM
2
) COPPER-CLAD STEEL
OR BRONZE WIRE, OR LARGER, AS
THE GROUND WIRE.
2. MOUNT THE ANTENNA DISCHARGE UNIT
AS CLOSE AS POSSIBLE TO WHERE THE
FEED LINE ENTERS THE BUILDING.
9001
Figure 1. Typical Antenna Grounding
