Woodward EGCP-2 - AC Inputs; DC Inputs and Outputs

EGCP-2 Engine Generator Control Package Manual 26174
48 Woodward
AC Inputs
The EGCP-2 receives ac inputs from the generator, bus, mains and engine. They
are as follows:
Location Description Signal Burden
42 Generator PT phase A + AC Voltage 200 k
43 Generator PT phase A – AC Voltage A+ to A–
44 Generator PT phase B + AC Voltage 200 k
45 Generator PT phase B – AC Voltage B+ to B–
46 Generator PT phase C + AC Voltage 200 k
47 Generator PT phase C – AC Voltage C+ to C–
89 Generator CT phase A+ Current AC Current 0.050 
90 Generator CT phase A– Current AC Current + to –
91 Generator CT phase B+ Current AC Current 0.050 
92 Generator CT phase B– Current AC Current + to –
93 Generator CT Phase C+ Current AC Current 0.050 
94 Generator CT Phase C– Current AC Current + to –
40 Mains/Bus PT Phase A AC Voltage 200 k 
41 Mains/Bus PT Phase B or N AC Voltage + to –
70 Magnetic Pickup + AC Frequency 15 k 
71 Magnetic Pickup – AC Frequency + to –
72 Magnetic Pickup Shield
DC Inputs and Outputs
Location Description Signal I/O
1 + power supply 9–32 Vdc Isolated
2 – power supply Input 13 W typical,
20 W max.
86 + Process Signal 4–20 mA Isolated Input
87 – Process Signal or 1–5 Vdc 249  (4–20 mA)
88 Process Signal Shield 30 k  (1–5 Vdc)
73 + Speed Bias ±3 Vdc, Software Configured
74 – Speed Bias 0.5 to 4.5 Vdc, 10 mA Maximum
75 Speed Bias Shield 500 Hz PWM Isolated Output
37 + Voltage Bias ±1, 3, or 9 Vdc Software Configured
38 – Voltage Bias 10mA Maximum
39 Voltage Bias Shield Isolated Output
68 Pressure Sensor + 0–200  sensor, Internal Voltage Source
69 Pressure Sensor – 4-20 mA, or 1-5 Vdc Internal Source Common
Dip Switch Selected
66 Temp Sensor + 0–200  sensor Internal Voltage Source
67 Temp Sensor – 4–20 mA, or 1–5 Vdc Internal Source Common
Dip Switch Selected