Woodward GCP-31 Series - Page 34

Manual 37240C GCP-30 Series - Genset Control
Page 34/38 © Woodward
Example 3
Settings:
• f controller: output range 20 to 0mA (10 to 0V)
• Jumper between terminals 8 and 9 yes
• Initial state frequency 75%
• f controller: minimum value 30%
• f controller: maximum value 70%
Controller output:
• f controller: minimum value 30% from 10 to 0V = 7V
• f controller: maximum value 70% from 10 to 0V = 3V
• Initial state frequency 75% from 7V to 3V = 4V
Controller range
(0%) (75%) (100%)
V 7 4 3
|.........|.........|.........|.........|.........|.........|.........|.........|.........|.........|
10 5 0
(0%) (50%) (100%)
Total range
Example 4
Settings:
• f controller: output range 0.5V to 4.5V
• Jumper between terminals 8 and 9 yes
• Initial state frequency 60%
• f controller: minimum value 10%
• f controller: maximum value 90%
Controller output:
• f controller: minimum value 10% from 10 to 0V = 0.9V
• f controller: maximum value 90% from 10 to 0V = 4.1V
• Initial state frequency 60% from 0.9V to 4.1V = 2.82V
Controller range
(0%) (60%) (100%)
V 0.9 2.82 4.1
|.........|.........|.........|.........|.........|.........|.........|.........|
0.5 2.5 4.5
(0%) (50%) (100%)
Total range