Requirements,
Continued
4100/4120 to Graphical LCD
Seriall Communications
Annunciator Wiring
l
Annunciator terminal blocks accommodate 12 to 18 AWG wire.
l
When used with audio riser wiring, telephone wiring, and/or 4 120 Network
wiring, the communication lines must be twisted-shielded pair.
l
Parallel configurations are acceptable where the total distance of all series and/or
parallel runs do not exceed the maximum permitted distance. (See Tables 3
through 5.)
Operating Power
l
Annunciator terminal blocks accommodate 12 to 18 AWG wire. (See Tables 1
and 2.)
l
Operating power must be provided by the system power supply. All circuits are
power limited.
Continued on next page
4