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FEATURES
Programming Requirements and Flexibility
The options for variable speed fans without fan speed feedback – Type 2 are listed in Table 5-43.
Parameter
Setting
Options
Default
Access
Fan Type
2 = Variable
Speed Fan
with Fan Speed
Feedback
0 = 2–Speed Fan with Ambient Temp Offset
1 = 2–Speed Fan
2 = Variable Speed Fan with Fan Speed
Feedback
3 = Variable Speed Fan without Fan Speed
Feedback
4 = Single-Speed Fan – 2 Outputs
5 = Variable Speed Fan without Fan Speed
Feedback with Ambient Temp Offset
6 = Dual Fan
7 = Single-speed Fan – 1 Output
8 = Variable Speed Fan with Fan Speed
Feedback
9 = Variable Speed Fan without Fan Speed
Feedback with Ambient Temp Offset
255 = No Fan
255 – No Fan
VEPS, DRS
PWM6
Con
fi
guration
5 = Two-speed
Fan High or
PWM Fan
0 = No Function
5 = Two-speed Fan High or PWM Fan
0 = No Function
VEPS, DRS
Type 2 Fan
Ratio
—
0 – 1.75
0
VEPS, DRS
Type 2 Fan
PWM Max
—
0 – 100
0
VEPS, DRS
Type 2 PWM
Freq
—
0 – 1000
0
VEPS, DRS
Type 2
Maximum Fan
Slip
—
0 – 10000
0
VEPS, DRS
Type 2 Fan
Pulses Per
Rev
—
0 – 255
0
VEPS, DRS
Table 5-43
Variable Speed Fan With Fan Speed Feedback – Type 2 Options
5-74
All information subject to change without notice.
(Rev. 01/07)
7SA827 0701
Copyright © 2007 DETROIT DIESEL CORPORATION