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Connecting the communication wire(s):
WARNING!
Hazardous voltage, contact with high voltage may cause death or serious injury.
Always disconnect power to unit prior to servicing.
.
1. Begin by removing the four 8-32 Phillips screws holding the
rear communication access panel (take care not to lose
these screws). See Communication - Rear View Cover
Removed
2.
Choose the ½ inch trade hole to remove for your
installation location. Two are provided. No other entry
holes may be added to the sign or warranty will be voided.
• Wire, conduit, conduit fittings for making connections to
rear of LED sign are not supplied.
• Use appropriate conduit fittings and connections to route
wires for power and communication into the LED sign
termination compartment.
• If the bottom ½ inch trade hole is to be used, remove the
water tight hole plug and reinstall it in to the rear ½ inch
trade hole.
Wiring method shall be in accordance with:
3.
• In the United States, the National Electrical Code,
NFPA 70, and the National Fire Alarm and signaling
Code, NFPA 72;
• In Canada, CSA C22.1, Canadian Electrical Code,
Part I, Safety Standard for Electrical Installations,
Section 32;
4.
Connect the incoming communication wire(s) to the
appropriate terminals or connection point within the
termination compartment. See Communication - Rear
View Cover Removed.
IMPORTANT: ONLY CONNECT ONE KIND OF COMMUNICATION TYPE TO THE SIGN AT A TIME
Terminal connection points full pin diagram
I. RS232 Communication:
• Connect the incoming serial wires (bare-wire
connection) to the following terminal connection points.
• For the RS232 connection a wire gauge of 24AWG
(minimum) to 18AWG (maximum) is required.
• Torque the terminal connection points to a maximum
of 5 lb-in.
• In order to comply with Part 15 of the FCC Rules attach
one of the provided ferrites around the incoming RS232
wire(s) and secure with one of the provided tie wraps to
the tie wrap anchor (ferrite must be attached within the
sign). See Communication - Rear View Cover
Removed RS232 Ferrite Installation.
A
4000 RGB NEMA 12, I
LPHA
M
(PN 1778600401 R
NSTALLATION
ANUAL
. B)
EV
I
NSTALLATION
1-7
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