Marathon Computer AACC 2000 User Manual
Marathon Monitors Inc.
AACC 2000 Carbon Nov. 1, 1997
3
Table of contents:
SAFETY and EMC INFORMATION ................................................................... 4
Installation Safety Requirements........................................................................... 5
SAFETY and EMC INFORMATION ................................................................... 4
Installation Safety Requirements........................................................................... 5
Installation requirements for EMC .................................................................... 7
Technical Specification......................................................................................... 8
Installation ..........................................................................................................11
Installation ..........................................................................................................11
Introduction .....................................................................................................13
MECHANICAL INSTALLATION ..................................................................13
Wiring of 2-wire EIA-485 serial communications link .....................................21
MECHANICAL INSTALLATION ..................................................................13
Wiring of 2-wire EIA-485 serial communications link .....................................21
OPERATION ......................................................................................................23
FRONT PANEL LAYOUTs.............................................................................24
Basic operation ................................................................................................26
Operating modes..............................................................................................27
Automatic mode...............................................................................................28
MANUAL MODE ...........................................................................................29
PARAMETERS AND HOW TO ACCESS THEM...........................................30
Parameter names..............................................................................................32
Navigation Diagram.........................................................................................33
PARAMETER TABLES..................................................................................37
Alarms.............................................................................................................44
Diagnostic alarms ............................................................................................45
Basic operation ................................................................................................26
Operating modes..............................................................................................27
Automatic mode...............................................................................................28
MANUAL MODE ...........................................................................................29
PARAMETERS AND HOW TO ACCESS THEM...........................................30
Parameter names..............................................................................................32
Navigation Diagram.........................................................................................33
PARAMETER TABLES..................................................................................37
Alarms.............................................................................................................44
Diagnostic alarms ............................................................................................45
ACCESS LEVELS ..............................................................................................47
Edit level .........................................................................................................50
Setting operator access to a parameter..............................................................50
Setting operator access to a parameter..............................................................50
TUNING .............................................................................................................53
AUTOMATIC TUNING..................................................................................54
MANUAL TUNING ........................................................................................56
Setting the cutback values ................................................................................57
motorized valve control....................................................................................59
Gain scheduling ...............................................................................................62
MANUAL TUNING ........................................................................................56
Setting the cutback values ................................................................................57
motorized valve control....................................................................................59
Gain scheduling ...............................................................................................62
CONFIGURATION.............................................................................................63
Selecting configuration level ............................................................................64
Changing the passwords ..................................................................................65
Changing the passwords ..................................................................................65
User calibration ...................................................................................................85
User Calibration Enable ...................................................................................86
Offset calibration .............................................................................................87
Two-point calibration.......................................................................................89
Calibration points and Calibration offsets.........................................................92
Offset calibration .............................................................................................87
Two-point calibration.......................................................................................89
Calibration points and Calibration offsets.........................................................92
Parameter Table (Default)....................................................................................93
INDEX ..............................................................................................................102
INDEX ..............................................................................................................102