T2750 Programmable Automation Controller Brochure
Contents
1. De Sync Switch lt q Ethernet activity amp link USB v2 activity amp overcurrent Connections Ethernet Connection Serial Communications Redundant Power Connecters 24V cd USB v2 Connection Real Time Clock and Hot Start Memory Support Watchdog Relays Processor Redundancy ___EESSSSSSSSSSSSSSSSSSSSSSSSSSSSSS CPU redundancy is available for continuous logic sequence and batch control A pair of processors operate in primary secondary configuration with a high speed data link between them providing exact tracking of the control logic and sequence control databases Transfer from the primary to secondary processor is bumpless The non active processor can be replaced while the system is running and on synchronisation it loads its strategy from the active primary processor Redundant Changeover time Synchronisation time lt 0 6s bumpless transfer for processor and I O dependant on application size dependant on application size Processor Switchover During a processor switch over all outputs remain at the last value The new primary processor begins executing its application from precisely the same point as the original processor Each processor has its own Ethernet IP address and each redundant pair uses two neighbouring node addresses on the ELIN network This enables the system to communicate with the primary while still continuously testing communications to both processors On processor switchove2. 8 TC RTD mA mV 80mV to 80mV at input impedance gt 10MO differental 2 90MQ common mode 20mA to 20mA with 3 30 burden in the terminal unit Support for 2 and 3 wire resistance thermometer devices 200 to 5000 and 2 and 3 wire lead compensation 2000 to 5KQ 2 and 3 wire lead compensation 10mQOQ and 100m0O with 0 4s filter Electrical input factory calibrated to better than 0 1 of reading 20ppm of span 300V RMS or dc double insulation 300V RMS or dc basic insulation galvanic Isolated in pairs 60dB 47 63HZz 120dB 47 63kHz gt 120dB 50 60Hz 1 8W maximum B C D E G2 J K L N R S T U NIMo NiCo Platinel Ni NiMo Pt20 RHPt40 Rh Custom Linear SqRoot X3 2 X5 2 Measured by 2 RTD Pt100 located beneath the input connector 0 8 C sensed with two PT100 sensors on TU Better than 30 1 over 0 C to 55 C ambient T2750 Data Sheet 9 AO2 Two Channel Analogue Output This analogue output module provides two isolated analogue output channels Each output can be independently configured for current or voltage Module type Number of channels Current output Resolution Voltage output Resolution System isolation Channel isolation Power consumption Calibration accuracy AO2 2 0 1 to 20 5mA 10V dc maximum Compliance with total burden less than 5000 Better than 1 part in 10 000 1UA typical 0 1V to 10 1V dc 20mA maximum compliance with total lo
3. T2750 Programmable Automation Controller High performance control in a versatile modular system The T2750 is a high performance solution with cost effective redundancy options The control unit and I O system form the basis of a complete distributed control and recording environment capable of continuous analogue logic sequential and batch control combined with secure data recording at point of measurement all designed to maximize your return on investment Maximize Process Uptime Using the PAC System hardware reduces engineering costs and its high availability maximizes process uptime Controller redundancy is automatically commissioned simply plug the additional processor module into the redundant base and press synchronize no special cabling or engineering is required Changeover to a secondary processor is automatic with uninterrupted control and bumpless transfer of communications and process I O Replacement of a controller or 1 O module for any reason can be done with the power on and initialization is automatic These powerful features combine with the high MTBF of the system s I O and passive backplanes to provide extremely high system availability The T2750 Controller also supports online reconfiguration and online monitoring for all continuous and logic control functions With support for adding and hot swapping I O modules active strategy components can be modified to support system enhancements without
4. O bus and mounting supports It is designed to be DIN rail mounted or directly fixed to the bulkhead or mounting plate Both base and modules can be installed horizontally or vertically Mechanical Width mm Weight no modules kg Weight all modules kg Height 180mm Depth 132 135 mm with retaining lever raised Mounting DIN rail or Bulkhead can be mounted horizontally or vertically DIN rail Use symmetrical DIN rail to EN50022 35 x 7 5 or 35 x 15 Casing Without additional protection IP20 Ventilation space 25mm free space above and below Terminal Units The I O modules are mounted on the base using terminal assemblies Terminal assemblies provide the interface between the input and output signals and the I O modules Terminal assemblies and I O modules are keyed to inhibit insertion of the incorrect module to prevent damage to both equipment and plant Individual termination units provide for easy module replacement leaving the field wiring connected Modules are inserted and removed from the termination unit using a unique tool less locking lever system Test Disconnect Units Some terminal assemblies have an optional fuse or link isolator or disconnect This provides a series connection between the customer terminals and the I O module permitting pluggable fuse or link units to be placed in series with the signal Fuse and link units are not interchangeable 4 T2750 Data Sheet T2750M Controller General Sp
5. current General Specifications Power consumption Common mode rejection Series mode rejection System isolation Channel isolation 10mV to 1800mV 0 2 of electrical input 0 1mV p p with 1 6s filter lt 5OuV with 1 6s filter 0 1kO to 100kO 2 gt SO0MQ 4 0nA maximum 1nA typical 1 8W maximum gt 80db 48 62Hz gt 60db 48 62Hz 300V RMS or dc double insulation 300V RMS or dc basic insulation Order code PEPEPPEPEPPPEE T2750 Basic Product CPU s Base amp I O Module Redundant 2 CPUs for Redundant operation 1 CPU for Simplex operation Base Size 16 I O module positions 8 I O module positions 4 I O module positions CPU s only no I O module Two earth clamps fitted Earthing for 4 Module Base Earthing for 8 Module Base Earthing for 16 Module Base Foundation Unbounded Unbounded Unbounded Unbounded Unbounded Unbounded Unbounded Unbounded Unbounded Standard 50 100 Unbounded Unbounded Unbounded Unbounded Unbounded Unbounded Earthing System Unbounded Unbounded Note L Standard Control License D Data logging enabled license Communications Protocol ELIN FTP SNTP Modbus RTU TCP slave Opt 1 Modbus RTU TCP master and Raw Comms Profibus Master includes Opt2 6 Terminal Unit Connectors RJ45 Modbus and USB Disconnects and Fuses Standard terminations Disconnects and Fuses Module and Termina
6. non linearity Al4 TC Al4 MA A4 MV 4 TC mV mA Pyrometer mV range 150 to 150mV at input impedance gt 20MQ 25 to 25mA with 50 burden in the terminal unit Better than 2uV OFF to 60 seconds Electrical input factory calibrated to better than 0 1 of reading Burden resistor 50 1 fitted to terminal unit 300V RMS or dc double insulation 300V RMS or dc basic insulation Ch1 and Ch2 from Ch3 and Ch4 gt 60d0B 47 63Hz gt 120dB 47 63Hz 2W maximum 2 Wiring care and sensor choice should be used to prevent ground loops when using non isolated thermocouples B C D E G2 J K L N R S T U NiIMo NiCo Platinel Ni NiMo Pt20 RHPt40 Rh Custom Linear SqRoot X8 2 X5 2 Measured by RTD located beneath the input connector 0 5 C typical 41 C maximum Better than 30 1 over operating temperature range AI8 Eight Channel Analogue Input This analogue input module is used to monitor analogue signals from a wide range of plant sensors The mA and TC inputs each require the appropriate terminal unit Module type Number of channels Input types mV range mA range RTD support Ohms range Hi Ohms range Resolution Input accuracy Linearity System isolation Channel isolation Series mode rejection Common mode rejection Power consumption Input specification TC Linearisation types CJC system Initial CJC accuracy CJC rejection Al8 TC Al8 MA AI8 RT AlI8 FMA
7. the need for a shutdown Sern A highly available redundant solution e Cost Effective Controller Redundancy Automatic commissioning Bumpless changeover Redundant communications Power Supplies Redundant system supply e High System Availability Redundant CPUs with automatic takeover Live replacement of CPU with automatic initialisation Online reconfiguration Extensive health monitoring and diagnostics with watchdog relay I O Modules with very high field proven MTBF Passive I O backplane Redundant Data Logging Multi setpoint Programmer Hot swap I O Alarm Monitoring Signal Conditioning IEC 61131 Programming Ladder Logic Sequence Function Chart SFC Function Block Diagram FBD Structured Text ST Advanced PID Control Single loop Cascade control Ratio control Override control Autotune Eurotherm by Schneider Electric Redundant Data Recording The T2750 provides secure data recording at point of measurement This powerful feature is offered with redundancy simply by plugging in the additional processor module Again no additional engineering is required as the system synchronizes itself The data is held in non volatile memory and is in a secure format to inhibit tampering If your data has value to you this simplest of offerings is the most powerful in the market place Data Integrity When integrity of process infor
8. 0V dc Leakage current off state lt 100uUA Current output Channel maximum 0 75A channel Module maximum 4A total 6500mA channel all channels ON Output voltage gt Voltage supply Vs less 3V System isolation 300V RMS or dc double insulation Channel isolation Channels share a common connection Power consumption 0 6W maximum DO16 Sixteen Channel Digital Output Module The DO16 provides higher packing density and lower cost per channel The sixteen digital output module provides sixteen short circuit protected outputs which are typically used for control alarms or event outputs Each channel can drive up to 0 7A and can be used for driving solenoids relays amps fans thyristor units single phase Solid State Relays SSRs or some three phase SSRs Module type DO16 Voltage supply external 24V dc 20 Leakage current off state lt 10uUA Current output Channel maximum 0 7A channel Module thermal cut off 90 3 C restart 8843 C Short Circuit Protection 0 7A to 1 7A per channel Output voltage gt Voltage supply Vs less 1V System isolation 300V RMS or dc double insulation Channel isolation Channels share a common connection Power consumption Module O 6W maximum Plant side 850W maximum T2750 Data Sheet 13 FI 2 Two Channel Frequency Input Provides two isolated frequency input channels and selectable voltage output for loop wetting current or Sensor supply Each input channel m
9. The storage of the cold start application files the processor firmware and software licence code is on a secure SDHC card this enables easy transfer from one processor to a replacement Physical SE CPU Freescale Power QUICC II Pro processor MPC8313 Bus size 32 bit System clock 333 MHz Logging capacity 32MB on board Log files transferred by FTP or USB Removable SDHC card size 32 Mbytes USB Redundant USB 2 0 connected on terminal unit Control switches Processor front panel Push button switches Watchdog reset Processor synchronisation changeover Processor desynchronisation Power Supply Connection n The duplex terminal unit supports dual power supply connection In the event of a single power supply failure both processors are still Supplied allowing redundant operation to continue uninterrupted A super capacitor maintains memory for up to 1 hour in the event of complete power failure This facilitates a hot start of the processors An external battery can be fitted to extend this back up time on the redundant system Redundant Super cap Processor lt 0 6s bumpless transfer for processor and I O Maintains memory real time clock and enables hot start for up to 1 hour in absence of battery backup input Battery support for data in SRAM and the Real Time Clock for a minimum of 72 hour continuous 5 year intermittent use Additional terminals for an external battery connection to support SRAM and the Real Time Cloc
10. ad greater than 5500 0 3 to 10 3V dc 8mA maximum compliance with total load greater than 15000 Better than 1 part in 10 000 0 5mV typical 300V RMS or dc double isolation 300V RMS or dc basic isolation 2 2W maximum Better than 0 1 of reading DI4 Four Channel Digital Input pan 10 T2750 Data Sheet The digital input module accepts four logic inputs and can be wired either for voltage input either polarity or for contact closure Module type Number of channels Input functions System isolation Channel isolation Power consumption Contact Variant External supply Contact closure Wetting current Wetting voltage Logic Variant Logic inputs Input impedance ON state OFF state ON state OFF state DI4 4 On Off pulse and de bounce Reinforced 264V ac Channels share a common connection 0 45W maximum 18 30V dc wetting power required Input resistance threshold 1000 lt 1KQ typical Input resistance threshold 10KQ gt 7KQ typical gt 8mA gt 9V 12V typical measured open circuit Input voltage threshold gt 10 8V dc 30V maximum Input voltage threshold lt 5 0V dc non overlapping AKQ approx gt 3mA drive required for ON DI6 Six Channel AC Voltage Input The six channel digital input module accepts AC voltage inputs and is available in two factory options optimized for 115V ac or 230V ac ranges Note e Module type Number
11. allows the T2750 to acess Profibus Master functionality via a standard Ethernet interface Maximum number of slaves 64 serial slave devices Note Use of a communications buffer isolator is recommended The modular gateway design combines the two network interfaces in a DIN Modbus J BUS rail mountable housing LED indicators are visualising status information for rapid on site diagnostics The protocol conversions are pre programmed and Protocol Modbus J BUS RTU configurable master or slave Data rate Selectable 600 38 4k bits sec load as firmware into the device Data format 8 bit selectable parity 1 2 stop bits oo Modbus data tables 64 configurable as registers or bits Specification Maximum table length 200 registers or 999 bits Device shall be supplied by an isolated voltage source Redundancy Modbus communications are supported by the Supply voltage 24V 6V de with reverse voltage protection controller in simplex and redundant mode 3 GWF Current at 24V 130mA typically may be run simultaneously PSU connector Mini COMBICON 2 pin Example 1x Modbus TCP master Profibus DP slaves 125 maximum 1 x Modbus TCP slave Total cyclic input data 5712 bytes maximum x Modbus RTU slave or master Total cyclic output data 5712 bytes maximum Maximum GWF file size 20k bytes Cyclic input data 244 bytes slave maximum Cyclic output data 244 bytes slave maximum Raw Communication Configuration data 244 bytes per slave maximum Protoc
12. aximum current rating Minimum rating 100mA at 12V System isolation Channel isolation Contact life Mechanical life De rating Power consumption 2 5W AC Voltage AC inductive load derating curve As the AC load becomes more difficult a more significant de rating factor is required The graph shows the derating to be applied in terms of contact life assuming the load requirement is predefined Reduction Factor F gt 0 8 0 6 0 4 Power Factor cos 0 gt F1 Measured results F2 Typical Values Life Restive life x reduction factor 300V RMS or dc double insulation 300V RMS or dc basic insulation gt 10 million operations 240V ac 1A RMS gt 600 000 operations 240V ac 2A RMS gt 30 million operations The above ratings summarise the performance with resistive loads With complex loads further de rating may be required DC voltage DC operation is also limited for difficult loads particularly where there is significant inductance Here the working current must be limited as shown where the load time constant L R in ms is the significant factor This module provides eight relay outputs These outputs may require external snubber circuits 8 normally open AgCdO contacts for best operating life 2A at up to 240V ac 0 5A at 200V dc increasing to 2A at 50V dc resistive Note Snubber circuits 22nF 1000Q are fitted internally to this module They may be removed as descri
13. ay be independently configured for magnetic 14 T2750 Data Sheet voltage current or contact sensor types Module type System isolation Channel isolation Power consumption Frequency Measurements Range Magnetic Resolution Accuracy Pulse Counting Range Logic Magnetic Note With debounce on max frequency is limit and FI resolution is 600ppm 300V RMS or dc double insulation 100V RMS or dc basic insulation 3 7W maximum Logic 0 01Hz 40KHz debounce off 1OHz 40KHz 60ppm 100ppm reference 160ppm overall 0 05 drift over 5 years dc 40KHz debounce off 10Hz 40KHz Magnetic Sensor Input Specification Input range Absolute maximum input Input impedance Logic Input Specification Voltage Input range Absolute maximum input Input impedance Threshold Accuracy Sensor break level Current Input range Absolute maximum input Input impedance Threshold Accuracy Sensor break level Sensor short circuit detect Contact Input impedance Threshold Accuracy Debounce 10mV 80V p p 100V gt 30KO 0 20V 50V gt 30KO 0 20V 0 5V steps 0 2V hysteresis 0 4V or 7 of range whichever is the greater 50 310mV 10 0 20mA 30MA 1KO 0 20mA 0 5mA steps 0 2mA hysteresis 0 4mA or 7 of range whichever is the greater 0 05 0 31mMA 10 When lt 100Q restored when gt 3500 5KQ 0 20V 0 5V steps 0 2V hysteresis 0 4V or 7 of range which
14. ay configuration GW_PROFM_CON a Profibus master gateway Sequence Control Resources n GW TBL 7 can Sequence memory Program data 400k bytes RAW COM 7 Raw Open communication SFC Resources ____ EE Canini Root SFCs loadable 120 CHAR UCHAR v Characterisation user defined Steps loadable 1600 AN_ALARM DIGALARM v Analog and digital alarm Wires permitted going into and out of step 5360 INVERT A Analogue inversion Transitions 2400 FILTER LEAD_LAG LEADLAG v First order Lead lag Wires permitted going into transitions 3200 RANGE v Re ranges an analogue input Action associations 6400 FLOWCOMP v Compensated flow Actions 3200 ZIRCONIA v Compensated Zirconia function GASCONC v Natural gas concentration data User Tasks EE 7 Multiple tasks are available to the user to tune the update rate of I O AGABDATA American gas association 8 calculation response and the control function EMS_AN_ALM A Acquisition alarm and calibration User Tasks 4 MORSEE ae Thermocouple select TG Jee v Thermocouple life User Task Update Rates CM Task 1 Synchronous to Fast I O 10ms at minimum AN_CONN DG_CONN AN_DATA Z Analogue and digital connection block ony eine Wipes can ba assigned 10 ANMS DGMS 7 Analogue and digital manual station this task see I O modules types SIM v Simulation Task 2 Auxiliary task to task1 10ms lt Nx5ms SETPOINT T Set point R
15. bed in section 2 3 14 of the User Manual Leakage across the snubber at 240V ac 60Hz approximately 2mA Note Each input is fitted with a 100pF capacitor for EMC purposes This causes an earth leakage current of approximately 0 02mA at 240V ac 60Hz per relay DC inductive load breaking capacity derating curve i je oa a4 DC Amps gt 9 o 0 1 10 20 30 40 50 100 200 a Resistive b L R 20ms c L R 40ms d L R 60ms DC Volts gt T2750 Data Sheet 15 VA Zirconia Input 1 f i f p p i i f f f 16 T2750 Data Sheet Input Types Analogue voltage Channel 1 mV TC and Channel 2 2V Zirconia probe Module type Z Thermocouple Input Specification Ch1 ONLY Input range Calibration accuracy Noise Resolution Sensor break detect Input impedance 77mV to 100mV 0 1 of electrical input 10V 5uV p p with 1 6s filter lt 2uV with 1 6s filter 250nA break high low or off 10MQ Cold Junction Sensor Specification Ch1 ONLY Temperature range CJ rejection CJ accuracy 10 C to 70 C lt 30 1 1 3 C 0 5 C typ Automatic cold junction compensation Zirconia Input Specification Ch2 ONLY Input range Calibration accuracy Noise Resolution Sensor Impedance Measurement Input impedance Input leakage
16. ecifications Supply voltage range 24V dc 20 VA requirements lt 80W maximum for fully loaded rack Fuse rating 0 5A time lag Not customer replaceable IOC hot start time 1 hours without external batteries IOC power consumption 4 0W maximum Surge current 8A maximum Module power consumption See individual module specification Environmental Operating temperature Storage temperature Relative humidity O to 55 C 25 C to 85 C 5 to 95 non condensing RFI EMC emissions BS EN61326 1 2006 Class A EMC immunity BS EN61326 1 2006 Industrial Locations Safety BS EN61010 1 A2 19931995 Installation cat Il Pollution degree 2 Safety earth and screen connections are made to earth terminals at the bottom of the base Vibration Vibration IEC1131 2 2007 section 4 2 1 1 75mm peak amplitude 5 8 4Hz 1g peak amplitude 8 4 150Hz 30 minutes dwell at resonance in all 3 planes Shock 15g static shock Diagnostic LEDs Diagnostic LED s indicate module diagnostic status All modules A green LED at the top indicates the module is powered and operating correctly Have red LEDs for each channel to indicate channel failure Have yellow LEDs for each channel to indicate the channel state PAC analogue modules PAC digital modules Processor Module n Primary processor and communications diagnostics are available from the LEDs on the front of the processor module More advanced diagnostics are available remotely u
17. ed Unbounded Unbounded Unbounded Unbounded Unbounded Unbounded O 50 100 Unbounded Unbounded Unbounded Unbounded 12 16 24 32 D Foundation Unbounded Unbounded Unbounded Unbounded Unbounded Unbounded Standard O 50 100 Unbounded Unbounded Unbounded Advanced Unbounded Unbounded Unbounded Unbounded Unbounded Unbounded Unbounded Unbounded Unbounded Communications Protocol ELIN FTP SNTP Modbus RTU TCP slave Opt 1 Modbus RTU TCP master and Raw Comms Unbounded Unbounded Unbounded Unbounded Unbounded Note L Standard Control License D Data logging enabled license Eurotherm by Schneider Electric the Eurotherm logo Chessell EurothermSuite Mini8 Eycon Eyris EPower EPack nanodac piccolo versadac optivis Foxboro and Wonderware are trademarks of Schneider Electric its subsidiaries and affiliates All other brands may be trademarks of their respective owners Eurotherm USA Headquarters 44621 Guilford Drive Suite 100 Ashburn VA 20147 Phone 1 703 724 7300 Fax 1 703 724 7301 www eurotherm com All rights are strictly reserved No part of this document may be reproduced modified or transmitted in any form by any means nor may it be stored in a retrieval system other than for the purpose to act as an aid in operating the equipment to which the document relates without the prior written permission of Eurotherm Limited OU Eurotherm Li
18. ever is the greater 5 10 20 50mS Note with debounce on max frequency is limit and resolution is 600ppm Output Specification Voltage Maximum current Voltage drop at full load Accuracy Selectable as 8 12 or 24V dc at 10mA 25MA 1V 25mA 20 RLY4 Four Channel Relay Output Module type RLY4 Number of channels Maximum current rating 50V dc resistive Minimum ratings than 100mA 12V Fuse option System isolation Channel isolation Contact life Mechanical life De rating 4 3 normally open 1 changeover 2A at up to 240V ac 0 5A at 200V dc increasing to 2A at This module provides four relay outputs The relay contacts are all fitted with removable snubber Circuits to reduce contact arcing and prolong contact life AgCdO contacts offer best operating life switching more 3 15A 20mm ceramic time lag T in terminal unit 300V RMS or dc double insulation 300V RMS or dc basic insulation gt 10 million operations 240V ac 1A RMS gt 600 000 operations 240V ac 2A RMS gt 30 million operations The above ratings summarise the performance with resistive loads With complex loads further de rating may be required Power consumption 1 1W maximum RLY8 RLY8 Eigth Channel Relay Output RLY8 Eigth Channel Relay Output Relay Output The derating curves below apply to the relays in both RLY4 and RLY8 modules application dependent Module type RLY8 Number of channels M
19. ge Resolution Linearity Initial accuracy Input filtering Burden resistance Channel PSU System isolation Channel isolation Series mode rejection Common mode rejection Power consumption 8 T2750 Data Sheet limited only by noise and non linearity Al3 3 28mA to 28mA Better than 0 5uA with 1 6 sec filter time equivalent 16 bits Better than 1A Factory calibrated to better than 0 1 of reading at 25 OFF to 60 seconds 600 nominal 50mMA maximum current 20 25V dc current limited 30mA nominal self resetting 300V RMS or dc double insulation 50V RMS or dc basic insulation gt 60dB 47 63Hz gt 120d0B 47 63Hz Current input mode 2 2W 3 powered loops 3 7W 2 Total burden can be increased to 2500 by cutting a link track on the terminal unit Al4 Al4 Four Channel Analogue Input Al4 Four Channel Analogue Input This analogue input module is used to monitor analogue signals from a wide range of plant sensors The mA and TC inputs each require the appropriate Terminal Unit Notes Module type Number of channels Input types mA range Resolution Input filtering Initial accuracy System isolation Channel isolation Series mode rejection Common mode rejection Power consumption Input specification TC Linearisation types CJC system Initial CJC accuracy CJC rejection 1 User calibration options can improve performance limited only by noise and
20. grammer Many applications need to vary the process value over time Temperature control is one such application in which it is very common to ramp the process value from one level to another over a set time period using a setpoint program The PAC provides support for multiple setpoint programs that can be run simultaneously Each program is capable of profiling up to eight channels with up to 32 segments per profiled channel In addition to controlling the setpoint during each segment of the profile the controllers can also be used to activate up to 16 digital events during a segment The setpoint program feature enables an operator to select and run a pre configured setpoint program A preview facility allows the operator to view the selected program before running it Once the program is running the future desired setpoint and historically achieved process values are plotted on the trend screen Setpoint Program Wizard For ease of use LINtools incorporates a wizard for creating a setpoint program By following the on screen prompts and editing the parameters as required a setpoint program can be simply and quickly created with all required blocks automatically created and added to the database MN Euroth Pac ae Setpoint Program Editor In addition to the setpoint program wizard programs can be created or edited off line using the setpoint program editor supplied with LINtools As an Activex this tool can be
21. inserted in any of your visualisation packages Redundant Recording and Archiving The PAC has internal nonvolatile flash memory for secure tamper resistant data storage providing for redundant data logging In addition all PAC processors support Ethernet connectivity as such data stored within the internal flash memory can be configured to periodically archive to primary secondary and tertiary FTP servers Archiving files to FTP servers provides a secure infinite archiving capacity The following example provides estimated memory duration based on an 8 way base logging 16 Parameters to a single group 11 days 57 days 6 days 29 days 59 days 118 days 353 days 114 days 228 days 685 days Data Historian The data historian is used to store PV s message and alarm information in the internal flash memory in order to generate historical data in the form of a set of secure tamper resistant history files Alarm Management Alarms are managed and collected within the PAC hardware to provide features such as alarm status and priority acknowledgement date and time stamping at the source as well as suppression and local historian message storage Dream Reports Dream Reports provides an intuitive reporting package to develop and print reports using the secure data from the PAC system The package includes a report studio for configuring report projects and a run time execution module to generate and print reports in man
22. k Simplex O base Redundant Optional Battery __ _SEEE An external battery 3 3V 15 104A max can be connected in order to extend the Hot Start period to several weeks Watchdog Relays Each processor is fitted with a single watchdog relay Watchdog relay Contact rating resistive Isolation SPST 1 per CPU connected on the terminal unit 24V ac dc at 0 5A 30V ac RMS or 60V dc Live Plug in Processors and I O modules can be replaced while powered without any disturbance to the field wiring or other inputs and outputs reducing downtime and minimising disturbance to other signal conditioning strategies T2750 Data Sheet 5 Control Specification Function Blocks Categories F Foundation S Standard C Control A Advanced Continuous Database Resources Maximum database size default max values 800k bytes License Category Database Resources _ _SEEsSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSF Dakos bioak 2048 Al_UIO AO_UIO v Uia analog I O Database templates 170 DI_UIO DO_UIO v Universal digital I O Template libraries 39 FI_LUIO MOD_UIO v Frequency input I O module eeernalidatmbacas 39 MOD_DI_UIO MOD_DO_UIO v Multiple channel digital I O Local database cached elsewhere 4096 PO VIO VPLUIe 7 Time proportional out valve position Blocks in remote databases cached locally 1024 CALIB_UIO A Analog calibration Server tasks 6 Communications S Field to field connections 4096 GW_CON a Gatew
23. l isolation Power consumption Logic Contact Contact Variant Contact closure ON state OFF state Wetting current Logic Variant Logic inputs ON state OFF state Input current DI8_LG DI8_CO 8 On Off pulse and de bounce inputs with input invert 300V RMS or dc double insulation 50V RMS or dc basic insulation between pairs 1 and 2 to 3 and 4 to 5 and 6 to 7 and 8 0 6W maximum 1 9W maximum Input resistance threshold lt 1KQ typical Input resistance threshold gt 7KQ typical 4mA typical Input voltage threshold gt 10 8V dc 30V maximum Input voltage threshold lt 5 0V dc 2 5mMA approx at 10 5V 8mA maximum at 30V T2750 Data Sheet 11 DI16 Sixteen Channel Analogue Input This digital input module accepts sixteen inputs and can be wired either for voltage input or for 12 T2750 Data Sheet contact closure Module type Number of channels System isolation Channel isolation Power consumption Logic Contact Max voltage across any channel Contact Mode Module internal isolated Power supply P Contact closure ON state OFF state Wetting current Wetting voltage Logic Mode Logic inputs ON state OFF state Input current DI16 16 300V RMS or dc double insulation Channels share a common connection C 0 75W maximum 2 0W maximum 30V dc 16 to 18V dc Input resistance threshold lt 1KQ typical Input resista
24. lly protects your process against controller or communications failure If external or field I O communications to the active controller or the active controller itself fail then the secondary controller automatically takes over providing uninterrupted control and bumpless transfer of the communications process I O and data historian Commissioning a redundant capable processor is as simple as plugging in the second processor into a base unit and pressing synchronize all the rest is automatic No special cabling is required Control and Logic The T2750 PAC is capable of analogue logic and sequence control and is self contained up to a capacity of 256 I O points per rack Larger systems can be easily implemented by interconnecting multiple PAC units to form a distributed system utilizing the in built peer to peer Communications The PAC hardware supports the level of block structuring normally only found in advanced Distributed Control Systems The continuous strategy is built up by interconnection of function blocks from a rich library of analogue logic and advanced elements Control operations can be programmed in a language appropriate for your I O type and application including Function Block Diagrams Sequence Function Charts Structured Text Ladder Logic Application Configuration The LINtools Local Instrument Network configuration and engineering station can be launched as a stand alone application or fr
25. mation is important the Eurotherm PAC System is the obvious choice The T2750 PAC provides secure data recording at point of measurement This powerful feature is offered with redundancy simply by plugging in the additional processor module Again no additional engineering is required as the system synchronizes itself The data is held in non volatile memory in a secure format to inhibit tampering Store and Forward is a self healing data archiving system which automatically stores data during a communication failure with the PAC and then forwards this data to the configured data historian server once communication is reinstated This logging method is used on pharmaceutical 21 CFR Part 11 compliant projects The T2750 PAC also offers dual redundant data acquisition using tamper resistant files created at the local level which results in a secure electronic recording system with total data integrity If your data has value to you the T2750 PAC offering is the most powerful solution in the market place th OA a ishka 4392 tLe Bo Mee Mm Mei Be ENERO Porece_Courcer_001_ 00 Pv Bene 06 06 00 15 7 CHLPL DOOE 29413 H None OVELTOOE DAIN 25 one igili GE DH AIk 43 35 47 33 t Jaoua Bee Be Bee Jutud Junni DIRSI etde Corte DOLAP Beste 05 00 00 15 734 T 9 9 ee er ere 2 T2750 Data Sheet Redundant Control Processing Configuring a second PAC controller as a part of a controller pair automatica
26. mited pursues a policy of continuous development and product improvement The specifications in this document may therefore be changed without amp Scan for local contacts notice The information in this document is given in good faith but is intended for guidance only Copyright Eurotherm Limited 2015 Eurotherm Limited will accept no responsibility for any losses arising from errors in this document Document Number HAO31114 Issue 3 July 2015
27. nce threshold gt 7KQ typical gt 4mA gt 12V dc Input voltage threshold gt 10 8V dc 30V maximum Input voltage threshold lt 5 0V dc 30V minimum 3 8mA 12V dc 2 8mA 24V dc DO4 Four Channel Digital Output Module This digital outout module provides four logic outputs and is available in two factory option formats for standard or high output Module type Number of channels System isolation Channel isolation Current assumption Output functions Logic Variant Voltage supply Output current Output voltage 24V Variant External supply Output current Output voltage DO4_LG DO4_24 4 300V RMS or dc double insulation Channels share a common connection 100mA maximum TPO and VP in module 18 lt Vs lt 30V dc gt 8mA high drive per channel Current limited At least Voltage supply Vs 3V switch drop 12 lt Vs lt 30V dc 100mA maximum high drive per channel Current and Temperature limited At least Voltage supply Vs 3V switch drop DO8 Eight Channel Digital Output Module The DO8 digital output module provides eight logic outputs which are typically used for control alarms or event outputs Each channel has a 24V output with 0 75A capability Subject to a maximum of 4A total per module and can be used for driving solenoids relays lamps fans thyristor units single phase Solid State Relays SSRs or some three phase SSRs Module type DO8 Voltage supply external 18 3
28. nit 10 3V to 10 3V at input impedance 3038kQ O to 1 8V gt 210MQ high impedance range channel 2 only Support for 2 3 and 4 wire resistance thermometer devices RTD Better than 0 001 of range O to 5600 2 3 or 4 wire lead compensation O to 6kQ 2 3 or 4 wire lead compensation 0 to 100 rotation of 1000 to 6kQ pot Better than 0 01 of range OFF to 60 seconds Electrical input factory calibrated to better than 0 1 of reading 300V RMS or dc double insulation 300V RMS or dc basic insulation gt 60dB 47 63Hz gt 120dB 47 63Hz 2W maximum B C D E G2 J K L N R S T U NIMo NiCo Platinel Ni NiMo Pt20 RHPt40 Rh Custom Linear SqRoot XX3 2 X8 2 Cu10 Pt100 Pt100a JPt100 Pt1000 Ni100 Ni120 Cu53 Measured by RTD located beneath the input connector 0 5 C typical 41 C maximum Better than 30 1 over operating temperature range AI3 Three Channel Analogue Input Provides three isolated current input channels specifically designed to meet the requirements of modern two wire transmitters Each channel has its own isolated 24V supply for transmitter excitation Each channel s 24V dc supply is protected against short circuit and utilises a sophisticated trip system in which the module senses over current and cuts the power After a period the circuit checks for Notes 1 User calibration options can improve performance continued circuit malfunction Module type Number of channels Input ran
29. nput 16 channels contact and logic ADD2 SUB2 MUL2 DIV2 v Add Subtract Multiply Divide Relay Output 4 channels 3 n o 1 c o EXPR v Free format expression Action control Relay Output 8 channels 8 n o ACTION DIGACT WORD_ACT v Action blocks Digital Output 4 channels 1A per channel ACT15A38W ACTUI818 ACT_2A2W3T v Action blocks Digital Output 8 channels 1A per channel Digital Output 16 channels A per channel VLVIIN VLV2IN VIV3WAY v Valve control modules Frequency Input 2 channels MTR3IN Motor v Control module Zirconia Input Module DUTYSTBY AN_ALM_2 v Motor duty stby Alarm with disable t Maximum update speed supports version 2 only DIAG blocks all v Diagnostic Setpoint Programmer Resources __ NETHOST Z Diagnostic block Programs limited by available database memory Read OOOO Profiled channels per program 8 RGROUP gt v Recording group Digtal events per program 128 ea ee eee ee User values per program 32 PROGCHAN SEGMENT v Channel configuration Seg display Segments per program 32 PROGCTRL v Programmer control SPP_RAMP v Allow local ramping of setpoints Program 2 Programs RECORD DISCREP v Record and Discrepancy block 4 Programs SFC_MON SFC_DISP 4 SFC monitor and display blocks 8 Programs SFC_CON v SFC control Per program maximum Note Refer to LIN Blocks documentation for a complete list 6 T2750 Data Sheet Communications Ethernet Communication The T2750 support
30. of channels Input functions Frequency Transient immunity System isolation Channel isolation Power consumption 115V ac Variant Active On state Inactive OFF state Main input current Maximum input current 230V ac Variant Active ON state Inactive OFF state Minimum input current Maximum input current Inadvertent Use of the DI6_MV DI6_HV Wrong Range 6 115V type on 230V ac No On Off or de bounce damage will result Power 47Hz 63Hz dissipation will be higher EN50082 than desirable for continued 300V RMS or dc double insulation use on all 6 channels 300V RMS or dc basic insulation simultaneously 0 5W maximum THIS IS NOTA RECOMMENDED MODE OF OPERATION gt 95V ac RMS 150V ac RMS maximum lt 35V ac RMS V I curve for 115V ac Operation More than 2mA required for ON 0 100 200 300 8mA E oe 8 Sesser eee 6 lt i gt 180V ac RMS 264V ac RMS maximum ca aed E lt 70V ac RMS bi Leal More than 2mA required for ON A ieie 9mA 180 Vacrms The threshold may be between Vmaxoff and Vmion loff is defined at the threshold V I curve for 230V ac Operation O 50 100 150 DI8 Eight Channel Logic Contact Input This eight channel digital input module accepts eight logic inputs and is available in two factory option formats for voltage or contact closure input Module type Number of channels Input functions System isolation Channe
31. ol Device driven Support for simple protocols written Baud rate 9 6kBits s 19 2kBits s 31 25kBits s by user 45 45kBits s 93 75 kBits s 187 5 kBits s Data rate 1200 to 38 4k bits sec 500kBits s 1 5MBits s 3MBits s 6MBits s Data format 7 or 8 data bits none even odd parity 12MBit s Dimensions L x W x H 100 x 52 x 70mm without connector Mechanical Details Side View T2750 Data Sheet 7 I2 Two Channel Analogue Input This analogue input module is used to monitor analogue signals from a wide range of plant sensors The mA and TC inputs each require the appropriate terminal unit The second channel of the Al2 has a special high impedance range for use with zirconia probe inputs for oxygen measurement Note User calibration options can Module type Number of channels Input types mV range mA range Volts range RTD support Resolution Ohms range Hi Ohms range Pot range Linearity Input filtering Input accuracy System isolation Channel isolation Series mode rejection Common mode rejection Power consumption Input specification TC linearisation types RTD LIN types CJC system Initial CJC accuracy CJC rejection improve performance Al2 DC Al2 TC Al2 MA limited only by noise and 2 non linearity TC RTD Volts mA mV Potentiometer Pyrometer Zirconia probe 150mV to 150mV at input impedance gt 100MQ 25mA to 25mA with 5Q burden in the terminal u
32. om within the IDE to enable easy IEC 61131 3 standard based configuration Tools for test documentation monitoring on line reconfiguration and commissioning are also built into the LINtools package The ArchestrA IDE is an Integrated Development Environment from which application objects representing physical PAC elements are configured It can be used as a part of a larger ArchestrA based application Flexible Batch Processing Cost effective batch processing solutions can be implemented by incorporating the Eycon series of visual Supervisor displays The Eycon Batch Manager provides comprehensive batch control allowing an operator with suitable access permissions to load start hold restart or abort a batch For more flexible and extensible batch applications the Eurotherm PAC System can be configured with integration into Wonderware InBatch Enterprise Extensibility The Eurotherm PAC System is at home in a Wonderware System Platform based application architecture The system is scalable stand alone to distributed architectures and extensible using System Platform and infrastructure to add Capability and value Wonderware Historian integration provides protection against the loss of process critical data in conjunction with the PAC s hardware on board data acquisition and storage Base Rack and I O Configuration Options A range of DIN rail mounting base sizes is available for I O modules and serial communication interfaces Multi
33. ple bases can be easily interconnected so processors can share interlocking acquisition and multi loop control solutions in distributed and larger scale applications I O modules from the T2550 PAC hardware are also compatible with the T2750 hardware Communications As well as being capable of fully stand alone operation the Eurotherm PAC System uses ELIN an Ethernet based Local Instrument Network as the backbone of the control and data acquisition network providing peer to peer Communications between control nodes The Eurotherm PAC system supports native device protocols including Modbus TCP Modbus Serial Master Slave Profibus and OPC Using Wonderware System Platform opens the PAC to the ArchestrA namespace with the inherent advantages this provides Also available for use within a System Platform architecture is a fully featured DAServer The PAC hardware can also be used with other systems such as PC based SCADA packages Programmable Logic Controllers and HMI software including Wonderware InTouch and the Eurotherm Eycon Documentation LINtools provides an electronic documentation facility including the graphical representation of the control strategy and a listing of the block parameters and connections This can be transferred across the network and output can be to a printer Postscript or AutoCAD compatible format Free format user annotations can be added to complete your documentation requirements Multi Setpoint Pro
34. r the ELIN node address is dynamically swapped to allow SCADA applications to display and log uninterrupted data Change over amongst LIN nodes is transparent The following conditions can cause the processor to switch over Hardware Failure Failure of primary controller internal health checks Hardware Removal Removing the primary processor will cause the secondary to take immediate control Removing the secondary will have no effect on control but will cause a system alarm on redundant configured systems Internal Communications Primary and secondary controllers continually monitor the communications to the I O on the local base Should the primary controller not be able to communicate with the I O and the secondary can still communicate with the I O changeover will occur If the secondary processor observes a fault in the primary communications or can see more I O modules the secondary processor will request a switchover External Communications Monitors external controller communications Should the primary controller not be able to communicate with other declared nodes on the LIN network and the secondary can still communicate with the declared nodes a Switchover will occur If the secondary processor observes that it can see more declared nodes the secondary processor will request a changeover Manual Request A user can request a switchover if a secondary processor is running synchronised and healthy Removable SD Memory Card
35. s Ethernet LIN ELIN protocol that provides secure peer to peer communications between each processor over 10 100 BASE T Ethernet Simultaneously it can support Modbus TCP Master and Slave to other Modbus TCP devices T2750A PBM Profibus Master Eurotherm by Schneider Ethernet Port Connectors RJ45 connector per processor Network medium Ethernet Cat5 Network type LIN over Ethernet Modbus TCP master and slave Speed 10 100 BASE T auto select Network topology Star connection to a switch Line length maximum 100 metres extendible by repeater Allocation of IP address Fixed DHCP Link Local BootP Broadcast storm protection Integrated in the processor LIN address 8 way switch bank Duplex bits SW2 8 Maximum numbers of slaves 16 Modbus TCP slaves Serial Communications WW Third party devices such as PLCs supporting Modbus can be readily integrated into the ELIN based architecture by direct connection to controllers The Modbus communications allows a T2750 to be used as a gateway providing access to database elements in any ELIN node RS422 485 Serial Communications Connector 2 x Shielded RJ45 connector Comms medium RS422 5 wire or RS485 3 wire jumper select Line impedance 1200 2400 twisted pair Simple or Duplex operation Line length 1220m maximum at 9600 bits sec Ethernet to Profibus Master Gateway Units per line 16 maximum electrical loading expandable by use of buffers The netHOST gateway
36. sing the LINtools monitor online over Ethernet to review the diagnostic blocks PAC Controller module A green LED at the top indicates the module is powered and operating correctly A red LED indicates failure of the internal self diagnostic routines or an abnormal operating state A green LED indicates battery health A yellow LED indicates communications activity Internal diagnostics Battery if installed Serial communications Duplex Indicates inter processor communications Primary Standby Two LEDs indicate status information IP address A yellow LED indicates if the unit has resolved its IP address for Ethernet communications yellow LED indicate Ethernet link and flashes to show activity A green LED indicates 100Mbs operation A green LED indicate USB activity periodic flashing shows an error A yellow LED indicates an over current error Ethernet link Ethernet Link speed USB link USB over current indication Power on Self Tests On power up the T2750 automatically performs Power On Self Tests These are a series of diagnostic tests used to assess the instrument health The above LEDs indicate module diagnostic status in case of a problem Processor Condition Indicators lt Status gt lt Fault lt q Battery lt Communications lt IP Resolution lt lt Duplex Status and Switching lt Watchdog Switch lt a Primary lt Standby lt a Sync Switch
37. tions Al2 TC 2 channel T C mV Input with CJC Al2 DC 2 channel PT100 HiZ Input Al2 MA 2 channel mA Input AS 3 channel 4 20mA with Tx PSU Al4 TC 4 channel non isol T C with CJC Al4 MV 4 channel Non isolated mV Input Al4 MA 4 channel Non isolated mA Input Al8 8 channel Thermocouple with CJC isolated in pairs Al8 8 channel mA Input isolated in pairs Al8 4 channel Isolated RTD Input Al8 Fast 8 channel Isolated mA Input 20ms AO2 2 channel mA V Output DI4 4 channel 24V Digital Input DI6 HV 6 channel 230 volt ac Input DI6 MV 6 channel 115 volt ac Input DI8 LG 8 channel Logic Inputs DI8 CO 8 channel Contact Inputs DI16 16 channel Contact or Logic Input DO4 4 channel Logic Output 10mA max DO4 24 4 channel 24 volt dc Output DOs channel Digital Output DO16 16 channel Digital Output RLY 4 4 ch Relay Output RLY8 8 channel Relay Output FI2 2 channel Frequency Input Z 1 channel Zirconia Input Blank Terminal Unit No Terminal empty space Empty module blank label Battery No battery fitted default Battery fitted T2750 Data Sheet 17 Order code Licence upgrade T2750U Basic Product Communications Protocol ELIN FTP SNTP Modbus RTU TCP slave Opt 1 Modbus RTU TCP master and Raw Comms Required License Licence Upgrade Only Existing License Foundation Standard Control Advanced Unbound
38. uns tat task 1 rate or integer multiple of task 1 rate MAN_STAT v Manual station Task 3 Synchronous to Standard I O 110ms at minimum MODE a Control mode selection All analogue and digital I O types can be PIDIEINK TUNESSET v PID linking Tune PID parameter assigned to this task PID 3 TERM LOOP_PID v PID control including autotuning Task 4 Auxiliary task to task 3 110ms lt NxSms Timing Runs at task 3 rate or integer multiple of TIMER TIMEDATE v Timer Time date event task 3 rate DELAY v Delay Supported I O Module Types ____ IRO 4 Time proportioning output The T2750 Controller shares I O modules with the T2550 and 2500 pelea 2 PARAAN Remote 1O RATE_LMT v Rate limit TOTAL TOTAL2 TOT_CON v Totalization DTIME v Dead time SEQE v SEQ extender Analog Input 2 channels all 1 O types SEQ is Multi segment slope level time Analog Input 3 channels mA Tx PSU Analog Input 4 channels TC mV mA ALC A Alarm collection with common logic out Analog Input 8 channels SELECT SWITCH v Selector Switch Analog Output 2 channels mA or V 2OF38VOTE v Selects best input from 3 with average Digital Input 4 channels a a eg a eee ee Digital Input 6 channels 115V ac RMS PULSE LATCH COUNT v Pulse Latch Count Digital Input 6 channels 230V ac RMS AND4 OR4 XOR4 NOT v AND OR Exclusive OR NOT Digital Input 8 channels logic COMPARE v Greater less than equal of 2 inputs Digital Input 8 channels contact a T EEEa aa Digital I
39. y different formats to printers and file servers and via e mail Dream Report are also optionally available as a web portal T2750 Data Sheet 3 Specifications Mechanical Details 16 Module 8 Module as shown 172 4 Module enum O Module Passive Terminal Units click into place to suit the T2750 I O module required A backpane Any type of I O modules can be placed at any slot position Terminal Unit for the T2750 FoF booa booa ooon O O O O O OQO j Terminal Unit for Module Side View T2750 I O module T2750 Base Unit The base unit is fitted with the T2750 Controller modules plus additional I O modules These modules plug onto terminal units which provide the wiring interface between the plant or machine and the I O modules Bases are available in 4 sizes to suit the number of modules required in a particular system Communication between the I O modules and the processor is effected by the use of a passive internal module I O bus running along the width of the base Each module position is tracked separately for additional security during live replacement of I O modules The base consists of an aluminium extrusion the internal I
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