Honeywell SPZ-8000 - EHSI ARC Mode with TCAS Traffic Display (Optional); 42 EHSI ARC Mode Display with TCAS (Optional)

SPZ--8000 Digital Integrated Flight Control System
A28--1146--055
REV 2
4-57
Electronic Flight Instrument System (EFIS)
EHSI ARC MODE WITH TCAS TRAFFIC DISPLAY
(OPTIONAL)
When selected with the external EHSI TCAS switch, ARC mode with
TCAS traffic information is displayed on the EHSI. The range is fixed
at 6 NM. All the features of the ARC mode display apply, except that
groundspeed, TTG, and elapsed time are removed. They are replaced
with TCAS targets that don’t have bearing information. A typical TCAS
display is shown in Figure 4--42.
EHSI ARC Mode Display With TCAS (Optional)
Figure 4--42
The TCAS display remains on until the external EHSI TCAS button, or
the display controller FULL/ARC, MAP, or WX buttons are pushed.
When TCAS is installed, the following symbols are displayed:
D Range Ring -- A 2 NM radius circle of 12 dots around the aircraft
symbol.
D Traffic Symbols -- The following traffic symbols are displayed:
— Other traffic diamond (Z
ZZ
Z)
— Proximate traffic diamond (z
zz
z)
— Caution area/traffic advisory circle (F
FF
F)
— Warning area/resolution advisory square (J
JJ
J).
Also displayed by the aircraft symbols are the relative altitude and
climb or descent arrow .