702L o c o A P P L I C A T I O N S702 LOCOMOTIVE CONTROL702 BLOCK DIAGRAMR a c k L i m i t e r I n p u t ..........................................................4 to 20 mA or 1 to 5 Vdc from turbo boost pressure sensor R e m o t e S p e e d S e t t i n g I n p u t ........................................4 to 20 mA or 1 to 5 Vdc for remotely setting engine speed O U T P U T SA c t u a t o r ........................................................................0 to 200 mAS e r i a l P o r t ......................................................................20 mA current loop with a 9-pin D connector. The serial portoperates in full duplex at a baud rate of 1200. The control includes 20 mA current sources and terminal power for the Woodward hand-held control/display terminal. The serial port is compatible with other terminals and computers with 20 mA current-loop serial port. Used for initial setup and diagnostics only.T a c h o m e t e r O u t p u t ......................................................4 to 20 mA for an analog meter or as input to a computer, ormay optionally be configured for 4 to 20 mA proportional to actuator current for input to a load control A D J U S T M E N T SAll adjustments are performed with either the Woodward Set Point Programmer or optionally with a standard ASCII character computer terminal with a 20 mA current-loop serial port.T h e c o n t r o l h a s f i v e c o n v e n i e n t "m e n u s " f o r o p e r a t i o n a n d a d j u s t m e n t :After all set points are adjusted to the desired value, they are saved permanently by the control in nonvolatile memory integrated circuits, which do not require batteries or other power sources to retain data. Entries can be changed at any time using the Set Point Programmer.M e n u A D y n a m i c s M e n u Gain ResetCompensation Gain Ratio Window Width Gain Slope Gain BreakpointM e n u B S p e e d S e t t i n g M e n u 16 Speed Codes (Code 0 through Code 15)Accel Time Decel Time Raise Rate Lower Rate20 mA Remote Reference 4 mA Remote Reference 20 mA Tachometer RPM 4 mA Tachometer RPM Droop idle Droop Idle BreakpointM e n u C R a c k L i m i t e r s a n d C o n t r o l O u t p u t M e n uRack Limit Breakpoint 4 mA Rack Limit Breakpoint Rack Limit 20 mA Rack Limit Torque Limit Breakpoint Minimum Torque Limit Breakpoint Torque Limit Maximum Torque Limit Start Fuel Limit 20 mA Aux Output 4 mA Aux OutputM e n u D D i s p l a y M e n u Engine Speed Speed Reference Actuator Output Aux Output Rack Limit Input Remote Input Notch Code Selected Run/Stop Switch StatusFailsafe On/Off Switch Status Watchdog Status Self Test Result ROM Check SumM e n u 1 C a l i b r a t i o n /C o n f i g u r a t i o n M e n uCalibration Key Number of Gear Teeth Rack Limit Calibration Remote Input Calibration Aux Output Configuration Aux Output CalibrationForward/Reverse Acting Actuator Dynamics Map3800 N. Wilson Ave. P.O. Box 3800 Loveland, CO, U.S.A. 80539-3800Ph: 1 970-663-3900 Ph: 1 800-835-5182 Fax: 1 970-962-7050 w w w.w o o d w a r d.c o mI n t e r n a t i o n a l P l a n t sA u s t r a l i a,New South WalesB r a z i l,CampinasC h i n a,TianjinG e r m a n y,Aken/Elbe & KelbraI n d i a,HaryanaJ a p a n,Tomisato & KobeN e t h e r l a n d s,Hoofddorp & RotterdamS i n g a p o r eU n i t e d K i n g d o m,Reading, England, & Prestwick, ScotlandU n i t e d S t a t e s,Colorado[2], Illinois[3], Michigan[2], New York, South Carolina, TennesseeR e g i o n a l S a l e s O f f i c e sC a n a d a,QuébecC h i n a,BeijingC z e c h R e p u b l i c,PlzenG e r m a n y,TettnangK o r e a,PusanM e x i c o,Mexico CityN e w Z e a l a n d,ChristchurchP o l a n d,WarsawU n i t e d A r a b E m i r a t e s,Abu Dhabi U n i t e d S t a t e s,Alabama, California, Illinois, Pennsylvania, Texas, WashingtonD i s t r i b u t o r s&S e r v i c e Woodward has a network of distributors and service facilities. For your nearest representative call 1 800-835-5182 or see the Worldwide Directory on our web site. CORPORATE HEADQUARTERS/ AIRCRAFT CONTROLS Rockford, IL, U.S.A.1 815-877-7441This document is distributed for informational purposes only. It is not to be construed as creating or becoming part of any Woodward Governor Company contractual or warranty obligation unless expressly stated in a written sales contract.©W o o d w a r d G o v e r n o rC o m p a n y,1990A l l R i g h t s R e s e r v e dFor more information contact:SET POINT PROGRAMMER98/9/L。