
TABLE OF CONTENTS
Page 2
98407.1924 iss1
5.4 DEMAND CONTROL.......................................................................................................................... 22
5.4.1 STARTING AND STOPPING ...................................................................................................... 22
5.4.2 DELIVERY AIR PRESSURE CONTROL .................................................................................... 22
5.4.2.1 ANALOG TRANSMITTER BASED SIGNAL TYPE............................................................ 22
5.4.2.2 DIGITAL INPUT, SWITCH BASED TYPE.......................................................................... 22
5.5 ALARM HANDLING............................................................................................................................ 22
5.5.1 GENERAL DESCRIPTION.......................................................................................................... 22
5.5.2 WARNING ALARMS.................................................................................................................... 23
5.5.2.1 THE FOLLOWING WARNING ALARMS ARE REQUIRED ON THIS SYSTEM : ............. 23
5.5.3 TRIP (SHUTDOWN) ALARMS.................................................................................................... 23
5.5.3.1 THE FOLLOWING TRIP ALARMS ARE REQUIRED ON THIS SYSTEM :....................... 23
5.6 UPSTREAM EQUIPMENT.................................................................................................................. 24
5.6.1 DIRECT HARD WIRED SIGNAL INTERLOCKS......................................................................... 24
5.6.2 COMMUNICATIONS BASED INTERLOCKS.............................................................................. 24
5.7 DOWNSTREAM EQUIPMENT........................................................................................................... 24
5.7.1 DIRECT HARD WIRED SIGNAL INTERLOCKS......................................................................... 24
5.7.2 COMMUNICATIONS BASED INTERLOCKS.............................................................................. 24
5.8 OPERATOR INTERFACE .................................................................................................................. 24
5.8.1 LOCAL HMI.................................................................................................................................. 24
5.8.1.1 GENERAL DESCRIPTION................................................................................................. 24
5.8.1.2 PASSWORD CONTROL FOR ACCESS LEVELS............................................................. 24
5.8.1.3 SCREEN DESCRIPTION AND FUNCTIONS .................................................................... 24
5.8.2 LOCAL PUSH BUTTONS, SELECTOR SWITCHES AND INDICATORS.................................. 25
5.8.3 REMOTE PUSH BUTTONS, SELECTOR SWITCHES AND INDICATORS............................... 25
5.9 COMMUNICATIONS TO REMOTE SYSTEMS.................................................................................. 25
5.9.1 DIRECT HARD WIRED SIGNAL INTERLOCKS......................................................................... 25
5.9.2 COMMUNICATIONS BASED DATA EXCHANGE...................................................................... 25
5.9.2.1 INFORMATION AVAILABLE FOR 3RD PARTY SYSTEMS TO READ ..............................25
5.9.2.2 CONTROL ACCESS REQUIREMENTS FROM 3RD PARTY SYSTEMS........................... 25
5.10 SYSTEM SETUP............................................................................................................................. 26
5.10.1 GENERAL.................................................................................................................................... 26
5.10.2 PROCESS TIME SETTINGS....................................................................................................... 26
5.10.3 ALARM DELAY TIME SETTINGS............................................................................................... 26
5.10.4 PRESSURE SETTINGS..............................................................................................................26
5.10.5 TEMPERATURE SETTINGS....................................................................................................... 26
5.10.6 LEVEL SETTINGS....................................................................................................................... 27
5.10.7 VIBRATION SETTINGS ..............................................................................................................27
5.11 HMI SCREEN DESCRIPTION........................................................................................................ 27
5.11.1 MAIN MACHINE CONTROLS (STATUS) SCREEN. .................................................................. 29
5.11.2 ALARM DISPLAY SCREEN........................................................................................................ 30
5.11.3 ALARM HISTORY SCREEN. ...................................................................................................... 31
5.11.4 PROCESS SETTING SCREEN................................................................................................... 32
5.11.5 ALARM DELAY TIMER SETTING SCREEN............................................................................... 33
5.11.6 SYSTEM ACCESS SCREEN...................................................................................................... 34
5.11.7 ANALOG INPUT SETUP SCREEN............................................................................................. 35
6SET POINT SCHEDULE ........................................................................................................................... 37
7DRAWINGS ............................................................................................................................................... 39
7.1 GENERAL ARRANGEMENT – A41676 ............................................................................................. 39
7.2 P&I DIAGRAM – D73024.................................................................................................................... 41
7.3 SINGLE LINE DIAGRAM – D73025 ................................................................................................... 43
7.4 WIRING DIAGRAM – Y98520.1613-12393........................................................................................ 45