Fieldbus Tutorial Part 10 – Fieldbus EDDL: EDDL Language, DD’s for Host, New EDDL Features, Examples

1. Foundation EDDL

2. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 2
Fieldbus Must Provide Interoperability among
Multiple Suppliers
High Speed
Fieldbus
Maintenance Area - Supplier A
Sensors & Actuators
Low Speed
Fieldbus
PLCBridge
Controller
Control
Module
Operator Terminals - Supplier B
Multiple
Suppliers
Diagnostic
Information

3. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 3
Device Descriptions enables operation of devices from various
vendors with only one version of the human interface program.
DD Binary
Device Description in Needed in the Host

4. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 4
Electronic Device Description
Language (EDDL)
 Key to easy, simple upgrades
– New field devices are easily added
• No host software revisions
• No custom drivers or interfaces
– Software drivers can be automatically up-
loaded to host systems
– Fosters product innovation and
development

5. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 5
Electronic Device Description (EDDL)
Supports Freedom of Choice !
Allows digital instruments to be
connected onto a Fieldbus network and have
them communicate all available functionality
to each other and with the networked hosts.
TM

6. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 6
Interoperability between Field Devices and
Hosts
3051
Pressure
3244
Temperature
Model 5300
Coriolis Transmitter
8800
Vortex

7. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 7
Royal Dutch Shell - Amsterdam
Shell - Amsterdam
Control System
– DeltaV
– Yokogawa Centum
– Honeywell Scan 3000
– Smar
Fieldbus Devices
– Fuji
– Yokogawa
– Fisher Controls
– Rosemount
– Honeywell
– Smar

8. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 8
Test Reports
Foundation Fieldbus
Interoperability
Test Report
Shell Research Center
Amsterdam
Peter Eigenrann
Bindert Douma
System test of a Foundation-Fieldbus
Multi Vendor Installation
Manfred Dietz
Infraserv Höchst
Prüflabor
Michael Pelz Clariant
10 / 2002

9. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 9
DDs allow hosts to work
with different devices

10. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 10
DDs allow hosts to work
with different devices

11. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 11
DDs allow hosts to work
with different devices

12. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 12
DDs allow hosts to work
with different devices

13. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 13
DDs allow hosts to work
with different devices

14. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 14
DDs allow hosts to work
with different devices

15. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 15
DDs allow hosts to work
with different devices

16. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 16
DDs allow hosts to work
with different devices

17. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 17
DDs allow hosts to work
with different devices

18. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 18
Methods Simplify Maintenance
and Reduce Errors
Zero This
Transmitter!
1. Set MODE_BLK.TARGET to OOS
2. Apply zero pressure to the sensor and allow the to
reading stabilize
3. Set value CAL_POINT_LO to 0
4. Set SENSOR_CAL_DATE to the current date.
5. Set SENSOR_CAL_WHO to the person responsible
for the calibration.
6. Set SENSOR _CAL_LOC to the calibration location.
7. Set SENSOR_CAL_METHOD to User Trim
8. Set MODE_BLK.TARGET to AUTO

19. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 19
Existing DD Capability - Temperature Example
Device data is described
by VARIABLE, RECORD
and ARRAY constructs in
the DD file.
The host typically displays
the device data as a list.
Device DD File

20. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 20
New EDDL Capabilities – Temperature Example
Device DD File
Enhanced User Interface
Parameter Organization
Group BoxesDialogs
Window

21. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 21
MOTOR
SYMMETRY
New EDDL Capabilities – Motor Control Example
Image

 Enhanced
MENUS and METHOD
are used to build dialog
boxes displaying motor
starts, operating hours,
number of overload
trips, etc.
MOTOR PARAMETERS
 Static bit map
 Objective is to provide a
visual representation of the
parameters

22. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 22
New EDDL Capabilities – Radar Gauge Example
A GRAPH is used to present
the echo WAVEFORM to enable
configuration of thresholds and
false echoes areas in the
device.
Trigger device to build WAVEFORM data
 Retrieve WAVEFORM data
 Update the GRAPH
Radar Gauge
Threshold
Calibration
DD Cooperation Project
GRAPH
WAVEFORM
(Data from Device)
ARRAY(s)
(Device Data)
AXIS
MENUS & METHODS
(Enhanced UI)
FILE/LIST
(Persistent Data)
Echo Curve
Filter

23. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 23
Device Description(DD) Provides
an automatic way for host systems
to see and use block parameters
within field devices.
FOUNDATION™ fieldbus Device Description
(DD)

24. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 24
A Device Contains Resource, Transducer and
Function blocks

25. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 25
The Resource May Report Alerts to a
Host

26. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 26
Diagnostics May Be Included in the
Resource Block

27. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 27
Transducers Address One or More
Sensors or Actuators

28. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 28
Hardware Diagnostics Are Included

29. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 29
Parameters May be Added to Support
Diagnostics
Example:
• Advanced valve diagnostics
• Valve Signature
• Dynamic Error Band
• Drive Signal
• Output Signal
• Step Response

30. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 30
Special Applications Support Diagnostic
Visualization

31. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 31
Example: Plugged Impulse Line
Diagnostic
Manifold
Sensing
Line
Flow
Clog 0 2 4 6 8 10 12 14 16 18 20
1.81
1.811
1.812
1.813
1.814
1.815
1.816
1.817
1.818
1.819
1.82
Time (min)
PV(V)
Both Open HP Closed LP Closed Both Closed

32. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 32
Example: Devices Predictive
Diagnostics
Information Provided On Life Expectancy and
Performance Degradation
Device Performance
Failure
Predictive Alarm

33. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 33
Detailed Example : Magmeter Fieldbus
diagnostics
 Detection of unattached grounding straps
 Detection loss of process ground
connection
 Indication of Signal Stability issues
 Detection of electrodes signal issues and
highlights action to be taken

34. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 34
Improper Grounding
provides poor reference
for the Transmitter
Results in Output Instability:
Variability
Proper Grounding
is Critical to
Magmeter Performance
Grounding/Wiring Problems cause
Output Instability

35. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 35
60 Hz Amplitude
Grounding/Wiring
Issue???
Grounding/Wiring Problems result
in High Levels of 50/60 Hz Noise

36. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 36
Grounding/Wiring
Fault!
Transducer indicates Fault

37. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 37
Help Screen directs User to
Solution

38. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 38
360.0
GPM
327.5
295.0
262.5
230.0
EnTech Control Engineering Inc. BOISE, DERIDDER
Time Series
aut8703.dat
01/05/96
422-FX-226-AUTO
PRI SCREEN REJ FLOW
2560 512 769 1025
Mean = 300.373 2Sig = 21.8 (7.26%)
Sec
Process Noise causes Output
Instability
Time (sec)

39. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 39
Low Signal to Noise Ratio Results in
Output Instability
Noise
amplitude
Flow Signal
amplitude
at 5 Hz
low
SNR!!!

40. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 40
Transducer Indicated High Process Noise
High
Process
Noise
Detected!

41. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 41
Help Screen directs User to
Solution

42. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 42
Higher Coil Drive Frequency
Reduces Variability
Noise
amplitude
Flow Signal
amplitude
at 37.5 Hz
37.5 Hz
from 5 Hz

43. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 43
Electrode Fault Detection Indicates loss
of Flow Signal
Moisture in the
Flowtube HousingLiner Failure
Electrode Failure

44. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 44
Transducer Indicates Electrode Signal
Fault
Electrode
Signal
Fault!!

45. [File Name or Event]
Emerson Confidential
27-Jun-01, Slide 45
Help Screen directs User to
Solution