Transcript A FOUNDATION FIELDBUS SYSTEM

A FOUNDATION FIELDBUS System
SYSTEM302 - Linking Devices
4-20 mA
Discrete I/O
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Linking Devices
WHAT IS A Linking Device?
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LINKING DEVICES
A Linking Device Connects:
• Fieldbus High Speed Ethernet
• H1 Foundation Fieldbus Networks
Configured by Any FF Configuration Tool
Linking Device
FIELDBUS H1
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LINKING DEVICES
MAIN FEATURES
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LAS
Organizes the communication, Passing the token.
Fieldbus Ethernet
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FF BRIDGES BETWEEN FIELDBUS NETWORKS
HSE
Linking Device
FIELDBUS H1
DEVICES ON DIFFERENT NETWORKS
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FIELDBUS H1
DFI302
“DFI302”
“SYSTEM302’s Linking Device !”
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DFI302
“DFI302”
“Much More Than Linking Device !”
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Distribution and Scalability
Unique Distributed Modular Design
Several Parallel Processors working together, as ONE!!
Unlimited Expandability:
Unlimited I/O
Unlimited Control Capability
Extreme Control Performance
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DFI302 PROCESSORS
Each DFI302 PROCESSOR Handles:
•256 Conventional Points (512 Points with I/O Coprocessor)
•4 FF H1 Networks (Up to 64 Foundation Fieldbus Field Devices)
•4 LAS
•1 FF HSE Port
•1 Modbus Gateway Network (As-i Bus, DeviceNet, Profibus to come)
•100 Fieldbus Foundation Function Blocks
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DISTRIBUTED ARCHITECTURE
Truly Distributed with Horizontal Comunication
FIELDBUS H1
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FIELDBUS H1
FIELDBUS H1
H1 in a Box- A DFI302 for 4 H1 Networks
Fully integrated - HSE + 4 FF H1 + Modbus
DF52 and DF53 modules
DF51 module
• Power Supply and
Impedance for 4 FF H1
ports
• HSE
• 1 Modbus port
• 4 FF H1ports
DF50 module
• Power Supply for
DF51 + I/O modules
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Dynamically Instantiable Function Blocks
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Available Blocks in DFI302
RESOURCE
RS
DESCRIPTION
RESOURCE
TRANSDUCER BLOCKS
DESCRIPTION
DIAG
HC
MBCF
Diagnostics Transducer
Hardware Configuration Transducer
Modbus Configuration
TRD
Transducer
INPUT TRANSDUCER BLOCKS
TEMP
DESCRIPTION
Temperature Transducer
INPUT FUNCTION BLOCKS
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DESCRIPTION
AI
Analog Input
DI
Discrete Input
MAI
Multiple Analog Input
MDI
Multiple Discrete Input
PUL
Pulse Input
Available Blocks in DFI302
CONTROL AND CALCULATION
FUNCTION BLOCKS
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DESCRIPTION
PID
PID Control
EPID
ENHANCED PID – It has all the standard features
plus : bumpless or hard transfer from a “manual”
mode to an “automatic” mode and bias.
APID
ADVANCED PID – It has all the standard features
plus: bumpless or hard transfer from a
“manual” mode to an “automatic” mode, bias.
Adaptive gain, PI sampling, deadband for error,
special treatment for error, ISA or parallel algorithm,..
ARTH
Arithmetic - 9 predefined equation types
SPLT
Splitter - split ranging and sequencing.
CHAR
Signal Characterizer - 20 points curve
INTG
Integrator
AALM
Analog Alarm
ISEL
Input Selector - 4 inputs
SPG
Setpoint Ramp Generator
TIME
Timer
Available Blocks in DFI302
CONTROL AND CALCULATION
FUNCTION BLOCKS
DESCRIPTION
LLAG
Lead Lag
DENS
Density
CT
Constant
FFET
FLIP-FLOP and EDGE TRIGGER
MBCS
Modbus Control Slave
MBSS
Modbus Supervision Slave
MBCM
Modbus Control Master
MBCS
Modbus Control Slave
AEQU
Advanced Equations
OUTPUT FUNCTION BLOCKS
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DESCRIPTION
AO
Analog Output
DO
Discrete Output
MAO
Multiple Analog Output
MDO
Multiple Discrete Output
STEP
Step Output PID
Homogenous Environment
• Standard programming language
– The last language you need to learn
• Same everywhere
– Easy
• Full use of FF
– Status: bumpless, shutdown,
– Execution synchronization
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DFI302 DIRECT I/O ACCESS
•DIGITAL I/O
•ANALOG I/O
•SIMILAR TO DCS/PLC, But the signals are now Fieldbus.
HSE
DFI302
Modbus
FIELDBUS H1
DI
DO
Pulse
4-20 ma
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Profibus DP
Modbus
Other Protocols
I/O Modules List
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I/O Modules List
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I/O Modules List
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I/O Modules List
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DFI302 as a MODBUS GATEWAY
DFI302 as
Modbus Slave
Ethernet
DFI302
Modbus
Proprietary Control Network
Legacy system
with Modbus card
Modbus
DFI302
DFI302 as
Modbus Master
Fieldbus
H1
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MODBUS TPC/IP - Master/Slave
MODBUS TCP/IP
DFI302
FIELDBUS H1
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FIELDBUS H1
LC700 + ENET700
System Architecture
SYSCON / HMI
ETH
P
S
D
F
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1
I/O
4H1
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I/O
I/O
I/O
I/O
I/O
System Architecture
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Power Supply Subsystem Modules List
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DF52 Fieldbus Power Supply
• Supply 24VDC for the Field
Devices
• Operates with 90VAC through
220VAC
• Supplies power up to 64 field
devices.
• DFI302 Integrated Design.
• Fail Led and Output Circuit.
• Short-Circuit Protection
• DIN-rail or panel mount
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DF49(DF53) - 2(4) Channel Fieldbus Power Supply Impedance
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Allows use of standard power supplies.
18 +/-2 V, 300 mA output.
Built-in terminator
DIN-rail or panel mount
Active Impedance, allows redundancy
DFI302 Integrated Design.
• Fail indication
• Short-Circuit Protection
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DF49/53 Terminator Switches
IN +
-
OUT1 +
OUT2 +
OUT4 +
-
BT
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ON
1 2 3 4
OUT3 +
-
DF47 Fieldbus Safety Barrier
• Limits power to the classified
area.
• Typically 8 hazardous area
devices per barrier.
• Works as a repeater (Does not
need a separate repeater).
• Uses a independent and
isolated power supply.
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DF47 Fieldbus Safety Barrier
Hazardous Area
PS
STILL 16 DEVICES PER CHANNEL
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DF48 Fieldbus Repeater
• Extends the network up to 9,500 mts.
• Up to 4 repeaters per network.
PS
PS
PS
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PS
PS
DFI302 Redundancy
DFI302
Two paths
to the field
•Redundant LAS
•Redundant Interface
•Processor Redundancy Available in January 2002
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Choices are everything!
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