Woodward 723PLUS Technical Manual page 5

Manual 26482
Figure 1-1. 723PLUS Digital Speed Control ........................................................... 4
Figure 1-2. 723PLUS Marine Torque Sharing System ........................................... 5
Figure 1-3. Functional Block Diagram .................................................................... 7
Figure 1-4. Control Wiring Diagram ........................................................................ 9
Figure 1-5. System Wiring Overview .................................................................... 10
Figure 1-6. Hand Held Programmer ..................................................................... 11
Figure 2-1. 723PLUS Control Internal Jumpers ................................................... 14
Figure 3-1. Speed Sensor Roll-off Filter ............................................................... 26
Figure 3-2. Speed Reference ............................................................................... 29
Figure 4-1. Hand Held Programmer Functions .................................................... 36
Figure 4-2. Service and Configure Headers ......................................................... 37
Figure 4-3. Speed Filter ........................................................................................ 56
Figure 4-4. Gain Slope ......................................................................................... 58
Figure 4-5. Gain Window ...................................................................................... 58
Figure 4-6. Typical Transient Response Curves .................................................. 59
Figure 5-1. Analog Output Calibration Example ................................................... 72
Figure 5-2. Start Fuel Limit ................................................................................... 74
Figure 5-3. Gain Slope ......................................................................................... 77
Figure 5-4. Speed and Load-Sharing Control Loops ........................................... 81
Figure A-1. 723PLUS RS-232 Connections ......................................................... 97
Figure A-2. 723PLUS RS-422 Connections with Optional Termination at
Receiver ........................................................................................... 97
Figure A-3. 723PLUS RS-485 Connections with Optional Termination ............... 98
Figure A-4. RS-422 Terminator Locations ............................................................ 98
Figure A-5. Preferred Multipoint Wiring Using Shielded Twisted-pair Cable with a
Separate Signal Ground Wire .......................................................... 99
Figure A-6. Alternate Multipoint Wiring Using Shielded Twisted-pair Cable without
a Separate Signal Ground Wire ....................................................... 99
Table 6-1. Troubleshooting Procedure ................................................................. 87
Woodward
Illustrations and Tables
723PLUS Digital Marine Control
iii