1. 2704 Version 6 Release 2604–2704 Multi-loop Controllers
Overview of Main Features
Input/output Hardware
Control features
Setpoint programmer
Special application blocks
Toolkit Blocks
Digital communications
User Interface customisation
Software Tools
Selling Messages

2. 2604 – 2704 Product Presentation
Series 2000
Product Line

3. Product Requirement Model 2704: Model 2604:
Released for sale: April 2000
Replace existing 900EPC
Graphical user interface
User Screens
120 X 160 pixel dot matrix display
                         
Model 2604:
Released for sale: Sept 1999
Similar base functionality to 2704
Dual 5 digit plus LCD display
Bridge gap between 2404 & 2704
Provide cost competitive solution

4. 26/2704 Product Overview 3 Control Loops Custom Displays
PID, VP and On/Off
6 PID sets per loop
Cascade & Override
Ratio
Custom Displays
Loop overviews
Operators lists
Alarm messages
User messages
User Screens (2704)
Advanced Control
Zirconia probe input
Wet & Dry Humidity
Direct vacuum inputs
Boiler TDS
Expansion IO
Din rail unit
20 Digital inputs
20 Digital outputs
24V Supply
Hardware
Standard IO
2 Analog IP, 10 dig IO
5 IO Module slots
Max 5 TC/RTD inputs
Digital Comms
Modbus slave
Modbus master
Profibus DP slave
DeviceNet slave
EI Bisync
Programmer
60 programs
600 Segments
3 profiles/program
16 event outputs
ToolKit Blocks
Analogue operations
Digital operations
Timers & totalisers
Real time clock

5. Input/Output Hardware
Standard I/O
Universal PV input
-10 to +10vdc input
1(2) Digital input
7 Bi-directional digital I/O
1 Changeover relay
I/O Expansion comms
Modular I/O
5 I/O Slots
Most isolated 2400 modules
-Additional 26/27 modules
-240Vac Isolation
2 Comms Slots
-2400 modules
Expansion I/O
20 Digital inputs
20 Digital outputs

6. Module Availability Change over relay 2 pin relay Dual relay
OUTPUT BOARDS
Change over relay
2 pin relay
Dual relay
Single Triac
Dual Triac
Analog DC control
Analog Dual DC(26/2704)
Analog DC retransmission
Hi-Res DC retrans(26/2704)
Isolated single logic
Triple logic output
INPUT BOARDS
Precision PV input (26/2704)
Analog input (26/2704)
Dual PV input (26/2704)
TDS input(2704)
Triple logic input
Triple contact input
Potentiometer input
COMUNICATION BOARDS
232 Modbus or EI-BISYNC
422 Modbus or EI-BISYNC
485 Modbus or EI-BISYNC
Profibus
DeviceNet
Note: 232, 422, 485 boards can be used as modbus master or slave
POWER SUPPLY BOARDS
24 volt transmitter supply
5 & 10 volt transducer supply
Dual 24Vdc supply(26/2704)

7. Additional 26/2704 Modules Analogue Input (AM) PV Input (PV)
Slots 1,3,4 or 6
Same Spec as 2400 DC input module
3uV resolution
TC, RTD, mV, mA, Volts, High Z volts
PV Input (PV)
Slots 3 & 6
0.25uV Resolution
TC/RTD/mV/mA,Volts input, High Z volts
Dual Analogue Input (DP)
Slots 3 & 6
Inputs not isolated from each other
1 TC/RTD/mV/mA & 1 Volts input
Ideal for carbon probe input

8. Additional 26/2704 Modules Dual DC Output (DO)
Slots 1,4 or 5
Each channel 4-20mA or 24Vdc PSU
12bit resolution
Channel isolation
HiRes DC Retransmission (HR)
Slots 1,4 or 5
Chan1=4-20mA, Chan2=24Vdc PSU
16Bit resolution(very low noise)
Channel Isolation
Should be used in “feedback” mode(ref TIBC167)
TDS(Total dissolved solids) Input (TD)
Slots
Conductivity measurement
0.4Vpp probe excitation
0-500mS range

9. Retransmission Feedback Mode
Low noise 4-20mA retransmission
Uses “spare” PID loop
Auto compensation for drift
0-10Vdc possible with external components
Ref TIBC167
Internal wiring
HR Module
4-20mA A
2.49Ω - 1KΩ B
PID Loop
Target Retransmission
Rem SP
Ch1 OP PV
Std PV IP V+
2.49Ω V-
external wiring

10. 2000 IO Expander Din-Rail mounting Proprietary communications
24Vac/dc powered
24Vdc output
Max 20 Inputs
24Vdc isolated
Max 20 Outputs
Volt free relay
Two versions available
10in/10out
20in/20out

11. Control Functions Up to 3 independent control loops
Autotune & gain scheduling
Cascade, ratio or override
Feedforward functions
Remote setpoint input
Remote power limits
Input track
Transducer scaling
Output characterisation
PV/SP Trending per loop (2704)

12. Setpoint Programmer 60 Programs 3 SP profiles/Program 600 segments
Ramp Rate or Time to Target
Program & segment names
16 Digital event outputs
Programmer mimic (2704)
Ideal for
Multi-variable applications
Carburising Furnaces
Test Chambers
Autoclaves
Multi-zone applications
Creep & tensile testing
3 Zone furnaces
Semiconductor Diffusion

13. 2704 Vacuum Block Application Software Option
V1 = 1 gauge input
V3 = 3 gauge input
Application Specific Version
2704VC
Function Block Features
1 or 3 gauge input
PV in scientific format
Hi-Vac enable output
Auto Hi-Lo transfer
6 switched outputs
Roughing pump timer
Leak detection

14. 26/2704 Zirconia Probe Input Application Software Option
ZC = Zirconia controller
Application Specific Version
26/2704CP
Function Block Features
Most probes supported
PV in carbon potential, dewpoint or oxygen
Sooting alarm
Automatic probe clean
Clean recovery alarm
Probe impedance monitor

15. 26/2704 Humidity Block Standard Feature Application Specific version
Included in all controllers
Application Specific version
Model X26, OEM product
Function Block Features
Wet & dry technique
PV in %RH and Dewpoint
Altitude compensation
Solid State sensors use standard 4-20mA input

16. Toolkit Blocks Toolkit Blocks Details
Used to create custom configurations
Equivalent to 900EPC user wiring
Provides maths & PLC functions
Details
32 Digital operators
32 Analogue calculations
50 User values
4 User Switches
Timers & totalisers
Pattern generator
Digital programmer
Wiring block
Multiple input block

17. Toolkit Blocks – What you get
Standard(XX) unit includes
8 digital operations
Timers, totalisers and input operators
4 user values
Toolkit 1 (U1) includes Standard plus
16 analog operations
8 digital operations(16 total)
Pattern generator
Digital programmer
Analogue Switch
4 User values
Toolkit 2 (U2) includes Toolkit 1 plus
8 Analog operations (24 total)
16 Digital operations (32 total)
8 User values (12 total)

18. Standard Function Blocks
Timer Blocks
4 Available
On Pulse, Off Delay, One Shot, Min-On timer
Totalisers
Provides a running total of a parameter and gives an output when a preset total is reached
Real Time Clock
Day of week and time of day
Can be used to start other functions
Monitor block
Logs min and max values
Counts time above a threshold and provides alarm

19. Standard Function Blocks
Custom Linearisation
3 Available, 16 point custom fit
Can be applied to any parameter
Switchover
Provides a smooth transition between 2 sensors
BCD Input
Calculation of decimal value from BCD input
Used mainly for program number selection
Transducer Scaling
3 Available
Shunt(melt pressure), load Cell or comparison Cal
Auto tare function

20. Digital Programmer Interfaces to Setpoint Programmer
Timed control of a single output
Provides timed program event outputs
4 separate outputs
8 On/Off times
Run, Hold and Reset inputs

21. Pattern Generator Interfaces to Setpoint Programmer
Provides advanced digital functions
16 patterns can be stored
Patterns can be given meaningful names
Each pattern can have 16 outputs
2 patterns can be active at any one time
Digital
Pattern No1
D OP 1
D OP 2
D OP 8
D OP 3
D OP 4
D OP 5
D OP 6
D OP 7 ON
OFF
D OP 16

22. Analogue Switch Analogue Switch
Provides the user with the facility to select an analogue value based on an input index
8 Switches available
8 Values per switch
Range limits & resolution
Values and Selection can be given meaningful names

23. Multiple Input Block Analogue Switch
Provides the user with the facility to select an analogue value based on an input index
8 Switches available
8 Values per switch
Range limits & resolution
Values and Selection can be given meaningful names

24. Wiring Block Analogue Switch
Provides the user with the facility to select an analogue value based on an input index
8 Switches available
8 Values per switch
Range limits & resolution
Values and Selection can be given meaningful names

25. Digital Communications
Slave Communications
2 Communication slots
EIA232, EIA485 2 or 4 wire
Profibus DP
DeviceNet
Profibus DP/ Devicenet in slot H and itools in slot J is possible
Support for EI-Bisync
Parameter subset only

26. Modbus Master Communications
Uses Standard Modbus Modules
EIA 232 or 485
Slot J only, 9600 baud
Standard in all units
8 Individually Addressed Slaves
Broadcast mode = address 0
Possible Slaves
S2000, 900EPC, 2500, 5100v plus more!
Third party devices
25 Parameters in 2604
100 Parameters in 2704

27. User Interface Customisation
Summary views
Loop summaries
Instrument summary view
Naming of loops
10 Promoted parameters
Parameter renaming
Setting of access levels
Others UI features
Programmer names
Segment names(2704)
Setpoint profile names
Alarm messages
8 User messages
User screens(2704)
Custom enumerations

28. 2704 User Pages Max 8 customisable pages 7 Formats available
User selectable parameters & text
10 parameter scroll list

29. Custom Enumerations
Custom Enumeration Provides the user with the facility to enumerate
parameters with their own text
For example when a digital input =1 the user
interface shows “Door Open” and when =0 it
shows “Door closed”
Enumerations can be applied to
User values
Program user values
Pattern generator
Analog switch values
Digital programmer
Digital IO status parameters
Logic operator output status

30. Software Tools ITools Configuration Profibus GSD Editor
Archiving of clone files
Setpoint program editing
Process trending
Data-logging
OPC connectivity
Profibus GSD Editor
Generates GSD file required by master

31. Process Inputs Reinforced(240Vac) isolation
Excellent accuracy and stability
5 digit display with 0.25uV resolution
RTD resolution better than 0.01ºC
Controls to better than 1500 ºC
Max 8 analogue inputs

32. Excellent Control Eurotherm PID and VP control algorithms
Standard Cascade, Override and Ratio options
Simultaneous view of all control loops
Trending of setpoint and process variable
Vacuum function block
Zirconia function block
Flexible control strategies

33. Setpoint Programming Synchronised programming of three variables
Easy editing and selection of programs
Ramp Rate or Time to Target
Customer defined program & segment names
Graphical view of program status
Flexible use of setpoint profiles
Itools Setpoint Program Editor

34. User Interface 2704 User Screens
Provides operators easy access to parameters via loop summary lists
Improve operator views by custom enumerating parameters with meaningful text
Customised alarm messages
Provide operator with prompts to perform an operation

35. Cost Competitive integrated solution
Combined in a single package
3 Control Loops
Advanced setpoint programmer
Application function blocks
Analogue calculations
PLC logical operations
Excellent operator interface
Open communications

36. 26/2704 - Heat Treatment Analogue inputs High accuracy & stability
Full isolation - 240Vac
Eurotherm PID control
Guaranteed performance
Easy set-up
Setpoint Programmer
Fully featured
Easy to use
Dedicated application blocks
Zirconia input
Direct vacuum measurement
Toolkit blocks
Flexible control options
Open Communications
Simple connection to master PLCs
Applications
Atmosphere heat treatment
Vacuum heat treatment
Composite curing autoclaves
Materials testing & research
Ceramic/Brick kilns
Semiconductor crystal growing

37. 26/2704 - Environmental Control
Analogue inputs
Extremely accurate RTD measurement
Eurotherm PID control
Reliable performance
Multiple PID sets
Setpoint Programmer
3 Synchronised profiles
Flexible, yet easy to use
Dedicated Humidity application block
Wet & dry measurement
%RH or dewpoint control
Toolkit blocks
Flexible control options
Compressor timing etc
Open Communications
Simple connection to master PLCs
Applications
Environmental testing
Semiconductor burn-in
Culture & plant growth
Incubators
Brick drying ovens
Paint drying ovens

38. 26/2704 - Solution Provider Analogue inputs
Direct input of variety of sensors
Eurotherm PID control
Reliable & Guaranteed performance
Setpoint Programmer
Standard feature, no need for expert
programming
Dedicated application blocks
Humidity, zirconia, vacuum & boiler
Toolkit blocks
Creates custom solutions
Small machine control
Eliminates need for PLC
Open Communications
Simple connection to master PLCs
Master Modbus to slave controllers
Applications
Extrusion melt pressure
pH Controller
Mini fermenters
Carbon probe monitor
Rubber test machines
Wellhead pressure testing
Fuel/Air combustion control