Pacific 110ACX - Page 6

TABLE OF CONTENTS
PAGE
6
4
OPERATION ............................................................................................................................................. 28
4.1 FRONT PANEL CONTROLS ......................................................................................................... 28
4.2 INITIAL POWER-UP ...................................................................................................................... 29
4.3 ROUTINE POWER-UP .................................................................................................................. 30
4.4 SYSTEM TURN-OFF ..................................................................................................................... 30
4.5 SYSTEM SHUTDOWN .................................................................................................................. 31
4.5.1 SHUTDOWN CONDITIONS ...................................................................................................................... 31
4.5.2 RESETTING SHUTDOWN FAULTS ......................................................................................................... 31
4.6 OUTPUT VOLTAGE FORMS ......................................................................................................... 32
4.7 AUDIBLE ALERT ........................................................................................................................... 32
4.8 CONSTANT CURRENT MODE ..................................................................................................... 33
4.9 CONSTANT VOLTAGE MODE (CURRENT PROTECTION MODE) ............................................. 34
4.10 POWER PROTECTION MODE ..................................................................................................... 36
5 MAINTENANCE ........................................................................................................................................ 37
5.1 MAINTENANCE INTERVAL........................................................................................................... 37
6 CALIBRATION .......................................................................................................................................... 38
6.1 CALIBRATION INTERVAL ............................................................................................................. 38
6.2 TEST EQUIPMENT REQUIREMENTS .......................................................................................... 38
6.3 CALIBRATION PROCEDURE ....................................................................................................... 38
6.3 CALIBRATION PROCEDURE ( CONT. ) ......................................................................................... 39
6.3.1 CONTROLLER CALIBRATION ........................................................................................................... 40
6.3.2 POWER SOURCE LOAD TEST ......................................................................................................... 40
7 SERVICE ................................................................................................................................................... 41
7.1 SERVICE PROCEDURE................................................................................................................ 41
7.2 SYSTEM LEVEL FACTORY PART NUMBERS ............................................................................. 41
7.3 SUB-ASSEMBLY AND CHASSIS COMPONENT PART NUMBERS ............................................ 41
INDEX ................................................................................................................................................................. 42
9 MODIFICATIONS AND CHANGE NOTICES .......................................................................................... 43
LIST OF ILLUSTRATIONS
FIGURE 1.3 ACX SERIES POWER SOURCE FRONT VIEW...……………….……..…….……………….6
FIGURE 2.1 INPUT CURRENT VS. OUTPUT POWER FOR MODEL 118ACX…………..……………....7
FIGURE 2.2 OUTPUT RATING CURVES BY MODEL…………………………………………………….....9
FIGURE 2.3 OUTLINE DRAWING ....…………………………….…………………...................................12
FIGURE 3.3 INPUT AND OUTPUT CONNECTIONS …………….…………………………………….……17
FIGURE 3.4 ACX-SERIES SYSTEM ARCHITECTURE ………………………………………….………….19
FIGURE 3.5 AUX I/O DB25S PIN OUT DIAGRAM.……………………………………………….………….20
FIGURE 3.6 EXTERNAL SENSE WIRING ……………………………………………………………………21
FIGURE 4.1 FRONT PANEL CONTROLS …………………………………………………………………….22