PRIMUS
r
1000 Integrated Avionics System
A28--1146--112--00
Engine Instrument and Crew Alerting System (EICAS)
5-12
DIGITAL TURBINE (N
2
) DISPLAY
This shows the speed of the engine turbine as a percentage of rotation
speed. Refer to table 5--5 for the range of N
2
.
Color
Lower Limit
(%RPM)
Upper Limit
(%RPM)
Green
0
102.4
Red
102.5
120.0
NOTE:
When APR is selected, the white region is only to 100.0%.
N
2
Limits
Table 5--5
OIL PRESSURE (OIL PSI) DISPLAY
The analog and digital displays for oil pressure are shown in PSI.
Resolution is 1 PSI. Color coding of the digits is listed in table 5--6 for
N
2
<88% and table 5--7 for N
2
>88%.
Color
Lower Limit
(PSI)
Upper Limit
(PSI)
Red
0
31
Green
32
90
Amber
91
99
Oil Pressure Limits for N
2
<88%
Table 5--6
