Owner's manual

1
Table of Contents
SECTION 1
Foundation
™
Fieldbus
Technology and Fieldbus
Function Blocks
Overview.........................................1-1
Introduction. . .....................................1-1
FunctionBlocks.................................1-1
DeviceDescriptions..............................1-2
BlockOperation...................................1-3
Instrument-SpecificFunctionBlocks.................1-3
Alerts.........................................1-3
Networkcommunication.............................1-4
LinkActiveScheduler(LAS) ......................1-4
DeviceAddressing...............................1-5
ScheduledTransfers..............................1-5
UnscheduledTransfers............................1-6
FunctionBlockScheduling........................1-7
SECTION 2
Analog Input (AI)
Function Block
Simulation .....................................2-4
Filtering.......................................2-5
Signal Conversion ...............................2-6
BlockErrors....................................2-6
Modes.........................................2-7
AlarmDetection.................................2-7
StatusHandling.................................2-8
AdvancedFeatures...............................2-8
Troubleshooting .................................2-9
SECTION 3
Analog Output (AO)
Function Block
SettingtheOutput ...............................3-2
Setpoint Selection
and Limiting....................................3-4
Conversion and
StatusCalculation ...............................3-4
Simulation .....................................3-4
ActionOnFaultDetection.........................3-5
BlockErrors....................................3-5
Modes.........................................3-5
StatusHandling.................................3-6
SECTION 4
Arithmetic
Function Block
BlockExecution.................................4-3
Modes.........................................4-4
StatusHandling.................................4-4