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8500951A XT12xx-000 User`s Manual

1. EXAMPLE EMI FILTER INSTALLATION FOR REDUCED EMISSIONS USING BROADBAND FERRITE CABLE CLAMPS USE DOUBLE SHIELDED CAT5e ETHERNET CABLE OR SIMILAR REFER TO ACROMAG 5035 369 3 Foot or 5035 370 15 Foot or L COM TRD855DSZRD RJ45 PATCH CABLES E SEE NOTE 1 MOUNT FERRITE ON CABLE CLOSE TO DEVICE FERRITE CABLE CLAMP FOR I O LAIRD 2842025 DA2 OR SIMILAR FOR CHANNEL VO POWER AND ETHERNET USE REQUEST ACROMAG 4001 135 LAIRD 2842029 0A2 OR SIMILAR N ORDER ACROMAG 4001 135 TB4 a A Ls ik H C VO CH04 05 O i f yt HARNESS TBS FERRITE CABLE CLAMP Ls ik m H VO CHO6 07 FOR USB USE LAIRD 2840350 062 OR SIMILAR ORDER ACROMAG 4001 136 R amp TSS gt PC USB CABLE DC POWER oI gt e VO RETURN e TO DEVICE Q ENKI T GAOUR 3 WIES I NOTE 1 FOR REDUCED EMISSIONS THE USE OF EMI FERRITE CABLE CLAMPS IS HELPFUL AS SHOWN BUT MAY NOT BE NEEDED BY YOUR APPLICATION CLAMP EVERY SEE NOTE 1 FERRITE CABLE CLAMP FOR USB LAIRD 28A0350 0B2 OR SIMILAR REQUEST ACROMAG 4001 136 a zZ ees Es Es I ll USE SEE NOTE 1 RJAS RJS RIGHT SIO FERRITE CABLE CLAMP FOR I O LAIRD 2842029 0A2 OR SIMILAR O REQUEST ACROMAG 4001 135 j TB1 WO CHANNELS WO CHANNELS VO CHOO 01 2 j l j COl XT MODULE Te2
2. Acroma j A g THE LEADER IN INDUSTRIAL I O BusWorks XT Series 10 100MB Industrial Ethernet I O Modules USB Programmable Modbus TCP IP I O Model XT1211 000 amp XT1221 000 8 Channel Differential Current Input 8 Channel Differential Voltage Input USER S MANUAL ACROMAG INCORPORATED Tel 248 295 0880 30765 South Wixom Road Fax 248 624 9234 Wixom MI 48393 7037 U S A email sales acromag com Copyright 2013 Acromag Inc Printed in the USA Data and specifications are subject to change without notice 8500 951A BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp Table of Contents GETTING STARTED DESCRIP FION cree i E E Koy Fea UTOS aree E EE ENA POON CA OI irienn E E E AE Mechanical Dimensions sesessesesssoessssesescecesoecessecescecesoecesoscesescesesoecescecesoesesoesesoeseeseo DIN Rail Mounting amp Removal ssesessesesessessssecessesessesesceoessecesescesesoesesoecessesesoeseesesesseo ELECIRICAL CONNECTIONS wissicasonsssinaenetssarsnsssstontesstissnseanrsssnatamseniarnarads Power Connections sseesseessesssesscoesssessoescoescoescoescoescoescoescoessoessoessoessoessoessoescsoeessesssees USBC Onne COT eronneen E EE A PINOUT COMMO ONS oerna E Analog Common Return Connections sccccccecsceccccccsceccccccnceccccecsceccccecscsceccecscesescess EMI Filter Installation soesoessssessessssssssssssossossssosssssossossssossossossossosss
3. amp MODBUS REGIS FERS wiisssatsinassnsicrasiennineseerscrasnsntasneacccrsananienianannianaaan OO Register FUNCIONS cacan E E A 34 Data TYDES crocie auie i Era EEE NEEE EE Uae EEEE T EEEE E Eras 35 Register Map secccriesecdsieiciavieasavadsbnncastonnlectaiuinncaaetensededsteuseevonmsecea desueaswvansesad sda ubenvinubessatumusieees 35 TROUBLESHOOTING wisiisevecintesasscaaineeneriisaasseincanaietasasenerieneodiaanateadneeensinas O Diagnostics Table iarere a a a 36 Service amp Repair Assistance sessecssescescecceecoeccoescesceecceccesceccoccoescecceecoeccescecceeccoeccecceeceecceee 39 Software Interface Package esesessesessecessecessecessecesoscecsscecsssecssoeossoecesoecsssoecescecsessecsessesecee 39 USB ISOLATON iao a a a a aaa 39 USB A B Cabl ncaesnir a a A a a eats 39 USB AMIN B CADleracniasacnan a E a a E a 40 DIN Rail Bus Connector Kit sccaricvonccsccvecosncsesrdensevesscnetcesieneswacesaustsaterccuucsaearencamscvenecaceeenteneees 40 Low EMI Double Shielded Patch Cable ssscssscsccccccscscscscscscsccccccccccccccccccccscscscscscsceses 40 Model N MDOT sanio a S 41 Analog INPUTS sararan a a RRS 41 General ssrrasrn orea a A N N A A 44 POW CF conn T E G 44 USB Interfasea E E T N 44 Ethernet Interface sesno naaa a r eE 45 Enclosure amp PRYSICa lacson EE A OE 46 Environmental enean a a a a a a 46 AbeNCVADDVOVALS srsti a O E E a E a 47 Reliability Prediction aves cides eiren aeee EE EEN EENEN E EEE EA EA
4. output module on the network Each input can control one output at a different IP address Holding Register Address This is the Memory Map address of the specific output channel of your i20 target to send this channel s normalized input data to IMPORTANT Always verify this address setting with respect to your target module or you could otherwise corrupt its operation by inadvertently overwriting its configuration at this address with i20 data Update Time Field Specify a time from 1 65534 seconds between cyclical i20 messages or O to turn cyclical i20 messaging OFF If Target Sockets are kept open between messages the minimum allowable update time is 1 second If Target Sockets are not kept open the minimum allowable update time is 5 seconds If a non zero Percent Change is defined and a time greater than 0 is specified your messages will be sent upon matching or exceeding the Percent Change and at every interval of the Update Time specified Set this time as wide as your application will allow to minimize network traffic Timed updates are also be used with percent of change to improve the determinism of i20 messages triggered by a defined change in input value as the value sent to the i20 output corresponds to the input level at the point of trigger which is also the point at which the next percent of input change is calculated from see below Percent Change Field Percent Change refers to the percent of input span difference between the curr
5. 1 476uA bit 36 9ppm 73 8ppm 92 2ppm 132 E TT 30000 0 30000 0 30000 0 30000 30000 oo Resolution for XT122x Input Ranges 0 10V Raw FANGE 29864 14932 0 29864 0 14932 1 part in 59728 1 part in 29864 Resolution a 1 aan a The XT121x current inputs use a 27 4Q shunt such that 20mA drives 0 548V to an A D converter with a 16 bit 1 325V bipolar input range XT122x voltage ranges are coupled to the A D after a 12 1K 100 2K resistive voltage divider 0 12076x All input ranges are normalized to 30000 for 100 and 0 30000 for 0 100 or 20000 for 100 and 0 20000 for 0 100 with legacy support enabled Input Impedance 100 2KQ XT1221 27 40 XT1211 current shunt resistor Optional AC Current Sensor Model 5020 350 for AC Current Input to XT121x The 5020 350 sensor can be connected to any of the input terminals of this model for AC current sensing and is a toroidal instrument transformer that converts the sinusoidal 50 60Hz AC current signal into a low level DC milliampere signal of O to 11 17mA The input AC current range is a function of the number of turns placed through the toroid as shown in Table 2 below This sensor is inherently isolated and requires no calibration or adjustment When used with the XT1211 module it also facilitates current input isolation channel to channel and redundant current input isolation with respect to the network and power of this transmitter Acromag Inc Tel 248 295
6. 3 90 inches Refer to Mechanical Dimensions drawing I O Connectors Removable plug in type terminal blocks rated for 12A 250V AWG 26 12 stranded or solid copper wire Program Connector 5 pin Mini USB B type socket Hirose UX60 MB 5S8 Case Material Self extinguishing polyamide UL94 V O rated color light gray General purpose NEMA Type 1 enclosure Circuit Board Military grade fire retardant epoxy glass per IPC 4101 98 with humi seal conformal coating DIN Rail Mounting Unit is normally mounted to 35x15mm T type DIN rails Refer to the DIN Rail Mounting amp Removal section for more details Shipping Weight 0 5 pounds 0 22 Kg packed These limits represent the minimum requirements of the applicable standard but this product has typically been tested to comply with higher standards in some cases Operating Temperature 40 C to 70 C 40 F to 158 F Storage Temperature 40 C to 85 C 40 F to 185 F Relative Humidity 5 to 95 non condensing Isolation Input channels and USB as a group network two ports and power circuits are all isolated from each other for common mode voltages up to 250VAC or 354V DC off DC power ground on a continuous basis will withstand 1500VAC dielectric strength test for one minute without breakdown This complies with test requirements of ANSI ISA 82 01 1988 for voltage rating specified The network ports will withstand a 1000VAC dielectric strength test port to port for one
7. 8 CH Differential Current Voltage Input w USB amp TROUBLESHOOTING Diagnostics Table Before attempting repair or replacement be sure that all Asli aban E A procedures have been followed se Biased A network link has not been Check your cable and switch hub and that the unit is wired properly Verify that 12 32V power is applied established connections Once a link is established the eae green Run LED should not continue to blink but remain ON If it continues to blink then the cable connection is bad or the firmware may have been corrupted Unit was not connected to The RUN LED will continue to blink as the network upon power up or unit initially hunts for a network link network cable is bad Connect a network cable to the unit to complete its initialization and stop the blinking Note this only occurs for initial network communication following power If your problem still exists after checking your wiring and reviewing this information or if other evidence points to another problem with the unit an effective and convenient fault diagnosis method is to exchange the questionable unit with a known good unit wl Unit failed to boot firmware A continuously flashing green Run LED can Internal Firmware Failure signify the unit has failed to initialize and may require repair if you are sure you have a good network connection and proper power voltage Return module to Acromag for repair reprogramming Input pow
8. BE FUSED WITH A HIGH SURGE TOLERANT FUSE Acromag Inc Tel 248 295 0880 7 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp Power Connections Note that you can use the bus power connector of the module to interconnect modules by plugging them together and connecting them as a group to a suitable power supply using an optional left or right terminal block 1005 220 or 1005 221 as shown below XT MODEL OPTIONAL BUS POWER WIRING YOU CAN OPTIONALLY CONNECT POWER TO THE DIN RAIL BUS CONNECTOR ALONG THE DIN RAIL USING AN OPTIONAL TERMINAL AS SHOWN HERE MODULES MAY INTERCONNECT TO SHARE A POWER CONNECTION BETWEEN MODULES DIN Rail Bus Connector Acromag 1005 063 FEMALE 1005 220 P USB Connection LEFT SIDE CONNECTOR nl SHIPS WITH MODULE O CoO Co co ALAA AY es es BUSWORKS BUSWORKS BUSWORKS BUSWORKS XT XT XT XT Z z lt lt lt z lt 720 OF 20 OF 20 OF 35mm DIN Rail MALE 1005 221 l Hit RIGHT SIDE CONNECTOR Ta USB VII Vvv co co co Co WARNING The intent of mating USB with this unit is so that it can be conveniently setup and configured in a safe area then installed in the field which may be ina hazardous area Do not attempt to connect a PC or laptop to this unit while installed in a hazardous area as USB energy levels could ignite explosive gases or particles in the
9. Get button to retrieve the current Ne Ethernet setup of the connected module i sometimes the Active Values fields will indicate zeros and you must click Get to retrieve the actual active values EEO IA n Use the Ethernet Setup portion of the Device Communication Setup screen shown above to specify network parameters required to communicate with this module host over Ethernet By connecting USB to set these parameters you do not have to change your PC or network adapter s IP address in order to address this unit simplifying communication setup you may still have to consult with your network administrator to complete the contents of this page The functionality of these network parameters is defined below Acromag Inc Tel 248 295 0880 18 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp Device Communication Setup The Internet or world wide web is actually a large network made up of many smaller networks sub networks linked together by gateways or routers The gateway or router serves as an access point to from a particular sub network For example your ISP provides DSL modems or cable modems which connect your local hardware to the Internet and often serve as gateways The gateway address is the address of this gateway or router in the same subnet as the host and is used as the bridge to connect to various other sub networks with different sub network addr
10. VO CHANNELS VO CHANNELS VO CHO2 03 g HO H j J ANY XT12xx 000 Mode My EX RNS amp VO RETURN amp J RETURN S Lape EARTH GROUND ENHIA O GOUK a WERSILths DIN RAIL SPRING CUP Earth Ground Connections CABLE OR HARNESS TO FROM THE DEVICE AND LOCATE z THIS CLAMP AS CLOSE TO THE MODULE AS POSSIBLE ae CABLES MAY SHARE FERRITE CLAMPS BUT IT IS GOOD POLICY NOT TO COMBINE ISOLATED GROUPS FOR I O USE LAIRD 28A2029 0A2 OR SIMILAR FOR USB USE LAIRD 28A0350 0B2 OR SIMILAR The unit housing is plastic and does not require an earth ground connection itself If the module is mounted in a metal housing an earth ground wire connection to the metal housing s ground terminal green screw is usually required using suitable wire per applicable codes Circuits wired to inputs power and the network should be earth grounded as well as reflected in the connection diagrams The ground connections noted are recommended for best results and help protect the unit by giving it a low impedance path to ground for shunting destructive transient energy away from the module See the Electrical Connection Drawings for recommended input power and network ground connections Note A USB isolator is recommended when connected to a grounded Personal Computer for configuration purposes This will avoid a potential ground loop that can occur if your input signal is already earth grounded as a PC commonly earth grounds its USB
11. and closed for every message Input sent when Change is exceeded AND at every interval of Update Time and the socket is opened and closed for every message T gt 99sec 0 Enabled Invalid Configuration Not Recommended as it extends the time between messages over an open socket Although this will send the Input every interval of Update Time it is not recommended as it keeps the socket open needlessly with infrequent i20 updates 1Note It is not recommended to specify percent change without also specifying an update interval as this can make successive i2o trigger levels vary widely Acromag Inc Tel 248 295 0880 26 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp i20 Mapping Get i20 Config Click this button to retrieve the current i20 configuration from the unit See the Status field for the status of this configuration message over USB Note that the connected module s current i20 configuration was loaded automatically when you selected this screen Channel Scroll Bar Select the specific input channel to be mapped to a compatible output channel of another unit at the IP and Holding Register address specified You can configure each channel separately then efficiently send your entire i20 configuration one time by clicking Send i20 Config Target IP Address 1 This is the IP Address of the unit that holds the output channel you wish to control on a compatible
12. conditions as follows e 20times full scale for 0 01 seconds e 10 times full scale for 0 1 seconds e 5 times full scale for 1 0 second Acromag Inc Tel 248 295 0880 43 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp General Power USB Interface Input Accuracy Better than 0 05 of span typical 0 1 maximum This includes the effects of repeatability terminal point conformity and linearization but does not include sensor error Input Measurement Temperature Drift Better than 50ppm C 0 0050 C Input Update Conversion Rate Your response time will vary as averaging is increased The fastest response time with no averaging averaging set to 1 is less than 1ms typical for both models Input Calibration Inputs can be calibrated manually by driving the input channel with a precision reference current or voltage signal source Input Analog to Digital Converter A D A 16 bit delta sigma converter Texas Instruments ADS1158IRTC connected in bipolar mode with a 1 25V reference yielding a 16 bit A D input range of 1 325V corresponding to a count of 32768 Input Filter Normal mode filtering fixed per input type Input Filter Bandwidth 3dB at 25KHz typical no averaging Input Noise Rejection Common Mode Better than 110dB 60Hz typical with 10002 input unbalance Input Cable Length I O port interface cables should not exceed 30m in length for
13. connected The Protocol addressing method refers to allowing the particular application protocol specific to this model to set the IP address This option only applies to Ethernet IP amp Profinet models required it is not available for Modbus TCP IP models In this method the TCP IP object of the particular protocol for Ethernet IP sets the address Profinet requires protocol addressing and has its own method for accomplishing address assignment using this method By default the module is setup to use Static IP Addressing and a default Static IP Address of 192 168 1 100 You can optionally choose to have the IP address assigned dynamically via DHCP but this will additionally require that you specify a valid Host Name to retrieve the address from Choosing Protocol gives the application protocol permission to assign the address and this is required for Profinet models You can click the Send button to write your Ethernet Setup parameters to the unit once you are done making your selections This completes any changes made on this page The status field will indicate the status of your sent parameters over USB after clicking Send The Network field will the current network connection status as well as the protocol used for this network The Configuration field will indicate whether the configuration is from an open device or a default configuration You can click the Exit button in the lower right hand part of this screen to exit the C
14. every address within its domain Subnets are further broken down into three size classes based on the 4 octets that make up the IP address A Class A subnet is any subnet that shares the first octet of the IP address The remaining 3 octets of a Class A subnet will define up to 16 777 214 possible IP addresses 274 2 A Class B subnet shares the first two octets of an IP address providing 27 2 or 65534 possible IP addresses Class C subnets share the first 3 octets of an IP address giving 254 possible IP addresses Recall that the first and last IP addresses are always used as a network number and broadcast address respectively and this is why we subtract 2 from the total possible unique addresses that are defined via the remaining octet s TIP The first node 0 node 10 and the last node 255 for our example are typically reserved for servers and may yield poor results if used Acromag Inc Tel 248 295 0880 31 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp IP Addressing For our example the default IP address of this module is 192 168 1 100 If we assume that this is a Class C network address based on a default Class C subnet mask of 255 255 255 0 then the first three numbers represent this Class C network or subnet at address 192 168 1 0 the last number identifies a unique host node on this network node 100 at address 192 168 1 100 The Subnet Ma
15. i all IMPORTANT This unit has already had its input channels factory calibrated with a high level of precision Attempts to recalibrate the input channels could degrade their performance if it s not done properly or done using lower grade equipment Consider your decision to recalibrate carefully CAUTION Input Calibration Driving input levels outside of the nominal input range of the unit will not be acceptable for calibration of zero or full scale Since input levels cannot be validated during field calibration incorrect signal levels will produce an undesired output response Calibration of this model is a simple process initiated by clicking the Input Cal Instructions button to begin then following the on screen prompts CALIBRATION Input Before attempting to recalibrate an input channel first set the Input Range to calibrate from the I O Config Test page Additionally make sure you write your range selection to the unit by clicking the Send Input Config button of that page Use the Calibration Channel scroll field to select the particular channel to calibrate This model has eight differential input channels numbered 0 to 7 After setting your input parameters and selecting a channel to calibrate on the I O Config Test Page click the Input Cal Instructions button to begin input calibration and enable the Input Zero and Full Scale buttons of the Calibration Page shown above Click Input Z
16. port and this makes contact with both the USB signal and shield ground which is held in common to the input circuit return of this module Acromag Inc Tel 248 295 0880 13 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp CONFIGURATION SOFTWARE While this is an Ethernet network input module it can only be configured and calibrated via its Configuration Software over a USB connection to a Windows based PC or laptop USB saves you the trouble of having to already know its IP address setting or having to change the address setting of your network interface card to match its address domain in order to communicate with it USB software is contained in a zip file that can be downloaded free of charge from our web site at www acromag com Look for the software zip file 9500465A zip in the Documents and Downloads page for your XT product Initially you will have to answer a few questions to open a user account and download this file to your computer This zip file will extract to a modelconfig exe executable file installed in an Acromag subdirectory off the Program Files directory of your PC Note that you must have administrator rights to download and install this software onto your PC or laptop Once you have installed the software be sure to navigate to the Program Files Acromag subdirectory and select the correct modelconfig exe software for your particular module This same software is
17. ranges and applicable specifications DC Input Range All input ranges are based on a nominal bipolar and differential full scale 16 bit A D range of 1 325V for 32768 XT1221 voltage inputs are resistive divided and unity gain buffered prior to the A D divider factor is 0 12076x Current inputs drive 27 40 shunt resistors to convert current to voltage such that 20mA DC 21 6mMA Max drives 0 548V full scale to the A D through unity gain buffers XT1221 models support DC voltage ranges of 5V 10V 0 5V or 0 10V on a per channel basis XT1211 models support current sub ranges of 20mA 0 20mA 0 11 17mA and 4 20mA All selectable bipolar input ranges are normalized to 30000 for 100 of range or optionally to 20000 for 100 of range with legacy support enabled Unipolar ranges normalize to 0 30000 or 0 20000 w legacy support Reference Test Conditions 20mA XT1211 or 5V XT1221 input ambient temperature 25 C 24VDC supply Input Overvoltage Protection Bipolar Transient Voltage Suppressers TVS 5 6V clamp level typical XT1211 or 18V clamp level typical XT1221 Inputs also include current limited series resistance diode clamps to the 2 5V rails Acromag Inc Tel 248 295 0880 41 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp Analog Inputs Input Resolution A fundamental A D input range of 1 325V defines 1 Isb equal to 2 65V 65536 or 40
18. rated performance Power Supply Connect at TB6 terminals 24 amp 23 and or via the DIN Rail Bus 12 32V DC SELV Safety Extra Low Voltage 2 8W max Observe proper polarity Reverse voltage protection is included Unit can be redundantly powered by connecting power to both the power terminals on the unit at TB6 and DIN rail bus at TB7 these inputs are diode coupled to the same point in the circuit Current draw varies with power voltage as follows SUPPLY XT12x1 000 CURRENT 212mA Typical 233mA Max 172mA Typical 187MA Max 103mA Typical 116mA Max 77mA Typical 87mMA Max CAUTION Do not exceed 36VDC peak to avoid damage to the unit Terminal voltage at or above 12V minimum must be maintained to the unit during operation Power Supply Effect Less than 0 001 of output span effect per volt DC change Unit includes a USB socket for temporary connection to a PC or laptop for the purpose of setup reconfiguration and trouble shooting USB isolation is recommended when connecting to a unit that may also be connected to grounded I O signals The unit does not receive power from USB and must already have DC power connected to it when connecting to USB CAUTION Do not attempt to connect USB in a hazardous environment Module should be setup and configured in a safe environment only Data Rate USB 2 0 compatible up to full speed at 12Mbps Transient Protection Unit adds transient voltage protection to USB power and data lines
19. 0 seems to be sending i20 messages at incorrect levels The percent of change is Percent driven triggers are calculated from the calculated from the input level last i20 trigger point Additionally specify a when i20 was initiated or the non zero update time for a more predictable last i20 trigger point trigger level This ensures subsequent i20 triggers occur at every interval of update time and percent driven triggers are calculated from a steady level between timed updates Acromag Inc Tel 248 295 0880 38 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp Service amp Repair Assistance ACCESSORIES Software Interface Package USB Isolator USB A B Cable This unit contains solid state components and requires no maintenance except for periodic cleaning and module configuration parameter zero and full scale verification The enclosure is not meant to be opened for access and can be damaged easily if snapped apart Thus it is highly recommended that a non functioning module be returned to Acromag for repair or replacement Acromag has automated test equipment that thoroughly checks and calibrates the performance of each module and can restore firmware Please refer to Acromag s Service Policy and Warranty Bulletins or contact Acromag for complete details on how to obtain repair or replacement Software Interface Package Configuration Kit Order X
20. 0 wis Apps L Toshiba Google T Toshiba Start Place Yahoo Finance Bu 9f Yahoo craigslist detroit me Acromag 4 THE LEADER IN INDUSTRIAL I O XT Series Home Page Communication Parameters F Laja I Citrix XenApp Applicatic x Ethernet Connection Stati X D 192 168 1 100 AcroConfig stm s Apps C Toshiba Google T Toshiba Start Place Yahoo Finance Bu Yahoo craigslist detroit me A g THE LEADER IN INDUSTRIAL I O Acroma m Ethernet Connection Status PROTOCOL Protocol ModbusTCP SOFTWARE Network Interface firmware version 3 3 Device Software version 1 1 Acromag Inc Tel 248 295 0880 28 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp BLOCK DIAGRAM 1 325V FSR 7 5 43 5 RTN INPUT RETURN 11 DO NOT ALLOW DIFFERENTIAL INPUTS TO FLOAT 12 FOR NON GROUNDED INPUT SOURCES IT IS RTN a RECOMMENDED THAT YOU CONNECT INPUT TO INPUT RETURN RTN AND EARTH GROUND TO 21 INPUT RETURN How It Works Key Points of Operation Unit is DC Powered Inputs amp USB are Isolated from the network and power Inputs are fully differential Inputs use 16 bit conversion Input circuit return is common to USB ground Pe lt 16 BIT A D MICROCONTROLLER 9 XT121x 000 amp XT122x 000 SIMPLIFIED SCHEMATIC I
21. 0880 42 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp Analog Inputs The output wires of this sensor are polarized with red as plus and black as minus Normally these output wires are attached to one end of a user supplied cable while the other end connects to the current input terminals of this module connected similar to that shown below MODEL XT121x 000 WIRING TO AC CURRENT SENSOR 5020 350 BOTTOM VIEW INPUT SIDE DIFFERENTIAL DC CURRENT INPUT 0 to 11 17mA DC INPUT TERMINALS TB1 OF TX1 DC CURRENT ONLY AC CURRENT TB2 OF TX2 p 11 12 21 22 INPUT CURRENT IS A FUNCTION OF PRIMARY TURNS PRIMARY TURNS AC CURRENT INPUT CONNECT INPUT TO ANALOG COMMON RETURN EARTH GROUND OUTPUT CURRENT IS ALWAYS 0 TO 11 17mA DC CONNECT INPUT RETURN TO EARTH GROUND AT 9 10 11 12 21 OR 22 DIN RAIL SPRING CLIP Table 2 Optional AC Current Sensor Turns amp Range AC Current Sensor Output Input Range Primary Turns Red Black Wires 0 to 20A AC O to 11 17mA DC AC Input Burden A function of the wire gauge resistance used for primary turns the current carrying wire being monitored AC Current Sensor to Transmitter Wiring Distance 400 feet maximum for 18 gauge wire Other wire gauges can be used as long as the resistance of both wires is less than 5Q AC Input Overload The AC sensor will withstand overload
22. 12 TO 32VDC ANY XT 1xxx 000 RIGHT SIDE RIGHT EDGE VIEW cae oil POWERING INDIVIDUAL MODULES VIA SCREW TERMINALS ON UNIT TBI TB4 TB4 OF TX4 I O NOTE IT IS RECOMMENDED THAT SUPPLIES CAPABLE OF DELIVERING MORE THAN 2 5A TO THE UNIT BE FUSED WITH A HIGH SURGE TOLERANT FUSE TB2 TB5 TB5 OF TX5 ANY XT MODEL uy CAUTION DO NOT EXCEED 36VDC OR DC POWER DAMAGE TO THE UNIT MAY RESULT TBS TERMINALS FUSE TB6 TB6 OF TX6 DC POWER DC SUPPLY 12 32V EARTH GROUND oR EARTH j GROUND HERE HERE 2 GROUND ONE END NOT BOTH IT IS BEST TO APPLY EARTH GROUND CLOSEST TO THE MODULE BUT NEVER AT BOTH ENDS OF THE CONNECTION DIN RAIL SPRING CLIP POWER INPUT IS ISOLATED FROM I O AND NETWORK CIRCUITS co co co co LALALA N YOU CAN OPTIONALLY CONNECT POWER TO THE DIN RAIL BUS CONNECTOR ALONG THE DIN RAIL USING AN OPTIONAL spas i TERMINAL AS SHOWN H lt OPTIONAL REDUNDANT RAIL BUS POWER 35mm DIN RAIL DIN RAIL BUS POWER DC SUPPLY FUS 12 32V J EARTH FEMALE TERMINAL BLOCK MALE TERMINAL BLOCK GROUND ACROMAG 1005 221 RIGHT SIDE CONNECTION IT IS BEST TO APPLY EARTH GROUND CLOSEST TO THE MODULE BUT NEVER AT BOTH ENDS OF THE CONNECTION ACROMAG 1005 220 LEFT SIDE CONNECTION CAUTION DO NOT EXCEED 36VDC OR DAMAGE TO THE UNIT MAY RESULT NOTE IT IS RECOMMENDED THAT SUPPLIES CAPABLE OF DELIVERING MORE THAN 2 5A TO THE BUS
23. 3 34 35 ACROMAG XT1211 000 9300 219 7 byte serial number amp rev six byteMAC ID 1Note The XT1211 000 slave ID is 34 and the firmware number is 9300 219 The XT1221 000 slave ID is 35 and the firmware number is 9300 220 Acromag Inc Tel 248 295 0880 34 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp Data Types Data Types and Description Used By These Models Analog Data This Model A 16 bit signed integer with a maximum possible range of 32768 to 32767 Bipolar analog input ranges of this model are normalized to 30000 or 20000 w legacy support selected which represents 100 of the pre defined range or 0 30000 0 20000 representing 0 100 for unipolar ranges For example 100 0 and 100 are represented by decimal values 30000 0 and 30000 respectively or 20000 0 and 20000 respectively A full possible range is 109 32768 decimal to 109 32767 decimal Thus a 0 20mA input would be represented by a register count of lin 27 4 32768 1 325 or 0 to 13552 for this model A bipolar voltage model would be represented by a register count of Vin_fs 0 12076 32768 1 325 whereas 10V corresponds to 29864 IEEE 754 This Model This is a standard digital format used to represent real numbers on a computer This unit uses single precision 32 bit IEEE Standard 754 floating point number format for storage of normalized input da
24. 436uV bit The A D of this model divides the input signal range into a number of parts that can be calculated by subtraction using the expression for A D counts as Vin_eff 1 325 32768 for its bipolar 1 325V A D full scale input range 16 bit w 32768 Vin is the effective DC input voltage of this model after the input voltage divider 0 12076x on voltage units or via the current input shunted through 27 4Q 0 548V 20mA into 27 40 for XT1211 Models The resultant A D count is then normalized using a bipolar conversion scheme of 30000 bipolar ranges or 20000 bipolar ranges w legacy support enabled each corresponding to 100 of input range That is 100 0 and 100 are represented by decimal values 30000 0 and 30000 respectively or 20000 0 20000 respectively The effective input resolution for a given range is normally the lowest resolution of either the A D conversion or its normalized value For this model the effective resolution is dominated by the A D converter An indication of nominal input resolution is expressed as the number of parts between the input range low and high endpoints shown in the Table below The shaded value is the effective resolution of the input for the selected range and is equivalent to the A D resolution for each range of this model Input Resolution for XT121x 000 Input Ranges RANGE 20mA 0 20mA 4 20mA 0 11 17mA 1 batt in 27104 1 part in in 10842 Resolution 146ua bt O O Resolution
25. E FROM RAIL AS SHOWN ELECTRICAL CONNECTIONS Wire terminals can accommodate 14 26 AWG solid or stranded wire Input wiring may be shielded or unshielded type Twisted pair or shielded twisted pair input wiring is recommended Terminals are pluggable and can be removed from their sockets by prying outward from the top with a flat head screwdriver blade Strip back wire insulation 0 25 inch on each lead and insert the wire ends into the cage clamp connector of the terminal block Use a screwdriver to tighten the screw by turning it in a clockwise direction to secure the wire use 0 5 0 6nM torque Since common mode voltages can exist on I O wiring adequate wire insulation should be used and proper wiring practices followed Asa rule input wires are normally separated from power and network wiring for safety and isolation as well as for low noise pickup Acromag Inc Tel 248 295 0880 6 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp Power Connections Connect a DC power supply from 12 32V as shown in the drawing below Observe proper polarity input power is reverse polarity protected Optionally the unit may be powered or redundantly powered via its DIN rail connector optional terminal required see bottom figure below For supply connections use 14 AWG wire rated for at least 80 C Do not exceed 36V DC peak MODEL XT1xxx 000 POWER WIRING UNIT IS DC POWERED ONLY AT
26. EE 47 Configuration Controls coroneniisriT ines r EEE TE REE N TE 48 All trademarks are the property of their respective owners IMPORTANT SAFETY CONSIDERATIONS You must consider the possible negative effects of power wiring component sensor or software failure in the design of any type of control or monitoring system This is very important where property loss or human life is involved It is important that you perform satisfactory overall system design and it is agreed between you and Acromag that this is your responsibility The information of this manual may change without notice Acromag makes no warranty of any kind with regard to this material including but not limited to the implied warranties of merchantability and fitness for a particular purpose Further Acromag assumes no responsibility for any errors that may appear in this manual and makes no commitment to update or keep current the information contained in this manual No part of this manual may be copied or reproduced in any form without the prior written consent of Acromag Inc Acromag Inc Tel 248 295 0880 3 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp GETTING STARTED DESCRIPTION Key Features 20 Application The XT1211 000 and XT1221 000 are Modbus TCP IP network modules for interface with up to eight differential channels of DC current input XT1211 000 or eight differential chann
27. INALS ON XT1211 000 INPUT RETURN CONNECT INPUT RETURN TO EARTH GROUND SHIELDED CABLE DCS PLG OR OTHER CONTROL GROUND IN GENERAL CABLE SHIELDS SHOULD BE EARTH GROUNDED AT THE SOURCE END OF THE CABLE AS SHOWN HERE IT IS RECOMMENDED THAT YOUR CURRENT LOOP BE GROUNDED AT SOME POINT FOR BEST RESULTS DO NOT ALLOW DIFFERENTIAL INPUTS TO FLOAT NOTE YOU MAY INPUT CURRENT ON EITHER LEAD WITH THE BIPOLAR DIFFERENTIAL 20mA INPUT 10 http www acromag com BusWorks Model XT1211 XT1221 000 Voltage Input Connections Model XT1221 000 XT 12xx 000 TOP VIEW TB4 OF TX4 DIFFERENTIAL INPUT TERMINALS TB1 OF TX1 g Eg a O O e OOO Acromag Inc Tel 248 295 0880 DC VOLTAGE INPUT IN GENERAL CABLE SHIELDS SHOULD BE EARTH GROUNDED AT THE SOURCE END OF THE CABLE AS SHOWN HERE 8 CH Differential Current Voltage Input w USB amp The XT1221 model supports up to 8 differential DC voltage inputs You can set each channel to an input range of 10V 0 10V 5V or O 5V This voltage is first divided down via a 12 1K 100 2K resistive divider then driven to a 16 bit A D converter with a full scale input range of 1 325V Connect your input voltage to input positive and negative while observing proper polarity If the input signal source is floating not earth grounded then it is recommended that you connect the negative input lead to an a
28. SOLATED NETWORK PORTS FILTERING AND DETAIL OMITTED FOR CLARITY 8 DIFFERENTIAL INPUT CHANNELS Tm INPUT RANGES ARE 20mA 0 20V 4 20mA AND 0 11 17mA XT121x 000 MiNi INPUT RANGES ARE 10V 0 10V 5V AND 0 5V XT122x 000 h POWER AND NETWORK CONNECTIONS ARE ISOLATED i NETWORK COMMUNICATION BOARD gt VBB 2 5V PLUG IN vaT ea INV VBB 7 BUS CONN De 2 NG n FLYBACK CONVERTER ISOLATED POWER This model has eight differential input channels that are multiplexed to the differential input of a 16 bit 2A A D converter under control of a 32 bit microcontroller Input common screws are provided to reference input to an analog common return for channels that would otherwise be floating and to conveniently connect earth ground to this isolated input Network communication specific to Modbus TCP IP is handled by a separate controller on a mating communication board serial UART linked to the I O board Power for the I O and network circuits is provided via an isolated flyback converter on the I O board that operates from 12 32V The unit is setup for network operation via a USB connection between a host PC and the microcontroller of the I O board The host PC runs model specific configuration software designed for the particular XT model By using USB to configure the unit for network communica
29. T SIP e USB Signal Isolator e USB A B Cable 4001 112 e USB A mini B Cable 4001 113 e Configuration Software CDROM 5041 094 This kit contains all the essential elements for configuring XT network modules Isolation is recommended for USB port connections to these models and will block potential ground loops between your PC and grounded input signals A software CDROM is included that contains the Windows software used to program the unit USB Isolator Order USB ISOLATOR e USB Signal Isolator e USB A B Cable 4001 112 e Instructions 8500 900 This kit contains a USB isolator and a 1M USB A B cable for connection to a PC This isolator and cable are also included in XT SIP see above USB A B Cable Order 4001 112 USB A B Cable 4001 112 This is a 1 meter USB A B replacement cable for connection between your PC and the USB isolator It is normally included with the XT SIP Software Interface Package XT SIP and also with the isolator model USB ISOLATOR Acromag Inc Tel 248 295 0880 39 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp USB A mini B Cable DIN Rail Bus Connector Kit DIN RAIL BUS CONNECTOR 1005 070 FEMALE 1005 220 LEFT SIDE CONNECTOR a co RIGHT SIDE connector NORMALLY PROVIDED WITH XT MODULE MALE 1005 221 USB A mini B Cable Order 4001 113 e USB A mini B Cable 4001 113 This is a 1 meter
30. USB A miniB replacement cable for connection between the USB isolator and any ST TT or XT module It is normally included in XT SIP Note that software for all XT Series models is available free of charge online at www acromag com Bus Connector Kit for DIN Rail Bus Connection to Power Model XTBUS KIT This kit contains one each of the following terminals e DIN Rail Bus Connector 1005 070 for 22 5mm XT Modules e Left Side terminal block female connector 1005 220 e Right Side terminal block male connector 1005 221 Your module was shipped with the first item included in this kit DIN Rail Bus Connector 1005 070 and this kit offers a spare Left and right side terminal blocks that mate directly to the bus connector are included in this kit also These terminals are used to optionally or redundantly drive power to Series XT modules via their DIN rail bus connector This also allows modules to neatly and conveniently optionally share connections to Power along the DIN rail instead of wiring power directly to the module s power screw terminals Low EMI Double Shielded Patch Cable Ethernet Patch Cable 3 feet long Model 5035 369 Ethernet Patch Cable 15 feet long Model 5035 370 This cable is used to connect a module to your network switch like an Acromag 900EN S005 or equivalent Ethernet switch and is double shielded for lower emissions and increased RFI resistance It has been tested to lower radiated emissions of this p
31. USB connection to it while running Acromag model specific Configuration Software There are no Modbus commands for accomplishing reconfiguration over the network Below is a small subset of standard Modbus functions that are supported by Acromag modules along with the reference register address group that the function operates on Use these functions to access these registers as outlined in the Register Map for sending and retrieving data The following Modbus functions operate on register map registers to monitor and control module I O CODE FUNCTION REFERENCE 03 03H Read Holding Registers 04 04H Read Input Registers This Model 06 06H Preset Single Register 16 10H Preset Multiple Registers 17 11H Report Slave ID See Below Hidden Function If an unsupported function code is sent to a module exception code 01 Illegal Function will be returned in the response If a holding register is written with an invalid value exception code 03 Illegal Data Value will be returned in the response message You may refer to the Modbus specification for a complete list of possible error codes Note that register mirroring used in some earlier Acromag models is not supported by Series XT models XT1211 000 Report Slave ID Example Response Byte Count a Se Firmware Number String 41 43 52 4F 4D 41 47 2C 58 54 31 32 31 31 2D Additional Data Field 30 30 30 2C 39 33 30 30 2D 32 31 39 30 31 32 33 34 35 41 2C 30 31 32 3
32. air e USB Signal Isolation Recommended You may use Acromag model USB ISOLATOR to isolate your USB port or you can optionally use another USB signal isolator that supports USB Full Soeed operation 12Mbps e Reconfiguration Does Not Require a Network Connection as the module uses a USB connection to configure the unit e Connect Unit to Power Before USB Acromag Inc Tel 248 295 0880 8 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp XT SERIES USB MODULE CONNECTIONS USED FOR CONFIGURATION ONLY IN A SAFE OR ORDINARY LOCATION PERSONAL COMPUTER RUNNING WINDOWS OS HOST PC RUNNING ACROMAG CONFIGURATION SOFTWARE USB MiniB Socket Front Panel of Module USB MiniB MALE CABLE Model 4001 113 C H ANY XT MODULE USB ISOLATOR RECOMMENDED USB A MALE HOST USB SERIAL PORT CONNECTOR AT BACK OF PC 1 METER CABLE Acromag PC CONNEC DEVICE CONNECT CABLE Model 4001 112 USB B MALE LED Power CONNECTION USB A MALE Refer to Configuration Software Kit Model XT SIP which includes 1 ea Model 4001 113 USB Cable MODEL NO USB ISOLATOR 1 ea Model 4001 112 USB Cable 1 ea Model USB ISOLATOR 1 ea Model XT CONFIG CDROM Software 1 ea Model 5035 360 Ethernet Cable Input Connections These models monitor DC current inputs and DC voltage inputs The XT1211 000 model has 8 differential DC current inputs whi
33. also included on a CDROM bundled in the Configuration Kit XT SIP see Accessories but downloading from the web will help to ensure that your software is the most up to date available This software is compatible with XP or later versions of the Windows operating system Note that the particular modelconfig exe software for this unit supports eleven other model variations six models with 8 differential current or voltage inputs plus six models with 16 single ended current or voltage inputs Quick Overview After booting the Configuration software for this model the Device Select First Connect to the Unit Here Device Communication Setup page shown below will appear This screen is used to selectively connect units over USB and to configure the Ethernet parameters necessary to communicate over the network Once you Select a device and click Open to connect to an XT1211 000 or XT1221 00 model your screen will look similar to the following e Select from connected modules and Open or Close communication with them e Display the Model Serial Number and Manufacturer of the connected module and report the status of the USB connection e Reboot a module to force a system reset to the power up state e Restore a module to its initial out of box state Ethernet Setup Setup your Network Parameters e Retrieve a connected module s current network configuration e Set the Network IP address required for Ethernet communicat
34. and XT1221 is an 8 differential channel input model for DC voltage input These models operate over Ethernet using Modbus TCP IP but they are setup and calibrated for network operation using USB The trailing O00 model suffix denotes DC powered w CE amp UL cUL Class 1 Division 2 Approvals Reconfiguration of any XT model will require use of the XT SIP configuration kit ordered separately see Accessories section Models are mounted on standard T Type DIN rail and include plug in terminals Power can be optionally or redundantly bussed along the DIN rail see Power Connections This model differentially multiplexes eight input channels of DC current XT1211 or eight channels of DC voltage XT1221 to a 16 bit 2A A D through unity gain buffers The A D has a full scale bipolar input range of 1 325V 32768 Current inputs use precision 27 4Q shunt resistors to convert input current to voltage such that 20mA will drive 0 558V full scale to the A D Voltage inputs drive the A D through resistive dividers 0 12076x factor All inputs include transient voltage suppression plus current limited diode over voltage clamps to the 2 5V rails Positive current or voltage is delivered to the input terminal and returned on the negative input terminal Unit must be wired and configured for the intended input type and range see Connections section for details The following paragraphs summarize this model s input types
35. bration button of this page to restore the module s original factory calibration if you think you made an error during recalibration degraded its performance or the input reading appears erratic In addition to the Restore Factory Calibration function of this page you could optionally use the Restore to Out of Box Condition button of the Device Communication Setup Page to return the unit to its original factory configuration settings This other function does not restore calibration but only configuration Alternatively that button can be used as a sanitation tool to restore a unit to its initial configuration when decommissioning it This field displays calibration status messages relative to USB like No Error Transfer Error and Timeout Error during calibration If you encounter a Transfer or Timeout Error you may have to repeat the calibration process HELP You can press F1 for Help on a selected or highlighted field or control You can also click the button in the upper right hand corner of the screen and click to point to a field or control to get a Help message pertaining to the item you pointed to Acromag Inc Tel 248 295 0880 24 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp i20 Mapping Page This model supports a special remote messaging feature called i20 for input to output communication This capability a
36. d Modbus allows sixteen Ox or 1x references per data word With respect to mapping the LSB of the word maps to the lowest numbered channel of a group and channel numbers increase sequentially as you move towards the MSB Unused bit positions are usually set to zero I O values are accessed via the 16 bit Input Registers or 16 bit Holding Registers given in the Register Map Input registers contain information that is read only For example the current input value read from a channel or the states of a group of digital inputs Holding registers contain read write information that may be configuration data or output data For example the high limit value of an alarm function operating at an input or an output value for an output channel Acromag Inc Tel 248 295 0880 33 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp Register Functions For detailed information on Modbus feel free to download our technical reference 8500 648 Introduction To Modbus at www acromag com You can also find more information specific to Modbus TCP IP by down loading whitepaper 8500 765 Introduction To Modbus TCP IP Each module has a default factory configuration as noted in the SPECIFICATIONS section Since your application will likely differ from the default configuration your module will need to be reconfigured for your application You may only reconfigure this module via a
37. ddresses we are using node 100 of 254 possible as our default Nodes 0 10 and 255 are typically reserved for servers and may yield poor results if used Dynamic Host Configuration Protocol DHCP DHCP refers to the Dynamic Host Configuration Protocol and is a method used to assign unique temporary numeric IP addresses as required A DHCP server maintains a pool of shared IP addresses which are dynamically assigned and recycled When a DHCP device wants to use a TCP IP application it must request an IP address from the DHCP server The DHCP server will check the shared supply addresses and if all addresses are in use the server will send a busy signal to the client which signals it to try again later Only static IP addresses will ensure a connection every time while dynamic addresses do not Acromag Inc Tel 248 295 0880 32 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp Domain Name System DNS MODBUS REGISTERS DNS denotes the Domain Name System or Domain Name Server and refers to the system used to associate an alphanumeric character string with a numeric IP address The DNS is actually a distributed database of domain names and corresponding IP addresses These servers contain information on some segment of the domain name space and make this information available to clients called resolvers For example the DNS allows us to use Acromag com as an IP address
38. e Channel This software supports models having 8 and 16 channels channels 0 7 and or 0 15 according to their model You can select the specific channel to address here You could choose to configure channel s selectively then click Send Input Config to write the channel configuration to the unit or more simply make changes to many channels and then click Send Input Config one time to write all the channel configurations to the unit Select the Range Use the Range field to select your input range For the XT1211 000 model you can select DC current ranges of 20mA 0 20mA 4 20mA and 0 11 17mA For the XT1221 000 model you can select DC voltage ranges of 10V 5V 0 10V and 0 5V Set a Tag Name Optional up to 8 Characters You can give this input channel a name to document its purpose if desired This is not used by the firmware or software and just serves as a convenient label for discerning the input function or application over USB Set Input Averaging Global Setting Not Per Channel Use this field to set the integer number of input samples to average over before updating the input value reading Set this number from 1 to 200 Note that higher averaging levels result in lower average noise but with slower I O response times Selecting 1 designates that no averaging will be performed Status This field displays status messages relative to sending and receiving configuration parameters to from the module v
39. e unit s model serial information will appear in the Device field as shown in the second screen at left If you happen to be connected to more than one unit via a USB hub you can use the Device scroll field to select another unit using the serial information suffix of the Device Model number to discern one unit from another Send Once you have selected a device click the Open Ssial e ele l amp 2 4 button to open communication with the unit Once you have selected a device click the Open button to open After clicking Open the selected unit s Model communication with the unit and the screen will fill out similar to Serial Number Manufacturer and a connection the following the selected unit s Model Serial Number status message will be displayed as shown in the Manufacturer and a USB connection status message will be second screen at left displayed as shown in the screen below paa TIP Always Close a connection with one device is Busworks XT121x 122x 123x 124x Series z before selecting another device armeneg e i i i i You can use the Reboot Module button to force a ea sana Erenet Set reset of the unit by clicking on it an effect eee ore equivalent to a power on reset com Baretta 255 255 285 OS 2S SS 0 You can use the Restore Module button to 122 0 u restore a module to its initial out of box configuration Addressg Method Ethernet Setup anges Use the
40. ection could drive a ground loop with any earth ground also applied at its input which might interfere with operation For this reason we recommend that you always use a USB isolator when making a USB connection to prevent a potential ground loop from affecting performance Otherwise in the absence of USB isolation a battery powered laptop could be used to connect to the unit as the laptop does not normally connect to earth ground Connector Dual shielded RJ 45 sockets 8 pin 1OBaseT 100BaseTX The metal shield circuit of the network connectors is isolated and capacitively coupled to the input power minus terminal via an isolation capacitor Network to Network Isolation Network ports are additionally isolated from each other and will withstand a 1000VAC dielectric strength test for 1 minute without breakdown Wiring Unit includes auto crossover for MDI or MDI X cables Protocol Modbus TCP IP w USB Configuration IP Address Default mode static IP address is 192 168 1 100 Port Up to 10 sockets supported uses port 502 reserved for Modbus Data Rate Auto sensed 10Mbps or 100Mbps Duplex Auto negotiated Full or Half Duplex Compliance IEEE 802 3 802 3u 802 3x Modbus TCP IP Protocol Support Up to 10 sockets may be selected for Modbus TCP IP The unit includes a built in web page for ID on the network using a standard web browser but configuration of the unit is only possible using configuration software running on a Window
41. eld e Send anew i2o configuration to the connected module over USB by clicking the Send i20 Config button Optional Legacy model i20 Support is gained by setting Legacy Support to Yes on the I O Configure Test Page This allows your XT input module to use an older normalized count range of 20000 bipolar and 0 20000 unipolar to represent the input data specific to legacy BusWorks analog output models Otherwise with Legacy Support set to No a higher resolution normalized count range of 30000 bipolar and 0 30000 unipolar is used compatible with newer Acromag Series XT and EtherStax output models http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp TECHNICAL REFERENCE CONFIGURATION STEP BY STEP Getting Connected This section will walk you through the Connection Configuration process step by step But before you attempt to reconfigure this module please make the following electrical connections Connect Input N Connect Power Connect Common Connect PC USB Configure 1 Connect Inputs Refer to Input Connections at the front of this manual and connect your input s as required for your application Inputs of this model are differential Do not allow inputs to float see 2 below be sure to ground your input and input return RTN Connect Analog Return If your input signal is not already grounded you sh
42. els of DC voltage input XT1221 000 They provide input isolation from the network and power These units are conveniently setup and configured for network communication via a USB connection to any Windows based PC Windows XP and later versions only e CE Approved Pending UL cUL Class 1 Division 2 Approved Pending and IECEx Zone 2 Approved Pending e Designed and Manufactured with High Quality High Reliability with AS9100 Aerospace Quality ISO9001 e Modbus TCP IP Protocol Support w i20 Messaging Support e Conveniently setup and configured w Windows software via USB e High Density 22 5mm wide package with pluggable front facing terminals e Dual Isolated auto crossing 10 100Mbps Ethernet ports w Auto Negotiation offers a convenient daisy chain network connection saving switch ports e Operation amp Diagnostic LED indicators aide trouble shooting e Bus Power Ready for Clean Wiring along the DIN Rail and or for Redundant Power Connections e High 1500VAC Isolation between input channels as a group the network including port to port and power e Input power network and USB ports are all transient protected e Wide range DC power input from 12 32V e Wide ambient temperature operation from 40 C to 70 C e Thoroughly Tested and Hardened For Harsh Environments e Withstands High Shock 25G and Vibration 4G This module is designed for high density mounting on T type DIN rails XT models may be
43. en octets The Subnet Mask is used to subdivide the host portion of the IP address into two or more subnets The subnet mask will flag the bits of the IP address that belong to the network address and the remaining bits that correspond to the host node portion of the address The unique subnet to which an IP address refers to is recovered by performing a bitwise AND operation between the IP address and the mask itself the result being the subnet address Send zoem etp Gateway Address refers to the IP Address of the gateway this module is to cross if your local area network happens to be isolated or segmented by a gateway Typically it is assigned the first host address in the subnet address space Ifa gateway is not present then this field should contain an unused address within the host subnet address range NOTE Fortunately this model uses USB to setup its network configuration parameters and you can instead change its IP address to an address compatible with your own PC network without having to network connect to it first This saves you from having to consult with your network administrator to either temporarily change your PC s TCP IP configuration see TCP IP Properties of Network Configuration in Windows or perhaps having to create a separate private network using a second network adapter installed in your PC The necessary steps would vary with your operating system but can get quite involved A DNS se
44. ent input measurement and its last measurement when i2o was initiated or an i20 message was sent Set this greater than 0 0 and an i20 message will be sent when the percent of span change between the current input reading and the prior reading meets or exceeds the specified Percent Change the prior reading refers to the reading at initiation or the last i20 trigger Set to 0 0 to send i20 messages cyclically per Update Time regardless of the magnitude of measured change IMPORTANT When i20 is triggered the value sent to the i20 output corresponds to the input level at the trigger point Percent of Change driven triggers are also calculated from this trigger point which may not be the final state of the input if it is still transitioning For a more determinate output response using Percent of Change you should also specify a non zero update time This ensures that subsequent i2o triggers occur at every interval of update time and percent of change driven triggers are calculated from a steady level between timed updates after the initial input transition has completed To minimize excess i20 messages set the percent of change level as high as the application will allow and set the update time conservatively as this will help reduce network traffic Transfer Mode O channel ranges are either unipolar from 0 up or bipolar zero crossing and the specific transfer mode allows unipolar bipolar conversions between the normalized i20 input data and t
45. er voltage below Check your power voltage and make sure 12V or input supply is that it is at least 12V and of sufficient current limited below twice capacity select a current capacity at least 2x the unit s current draw the maximum current draw of the unit Cannot Communicate With Module Over Network Power ON at Module Check power Is Green Run LED ON Using Wrong IP Address You could either change the IP address of the module or your host PC network card so that they both match subnet address domains The easiest solution is to connect to the unit via USB and change the IP address setting of the module Many Communication Errors Is Cable segment longer than The maximum distance between two nodes 100M on an Ethernet network is limited to 100 meters using approved cable better is recommended Connection terminal at TB6 23 Acromag s Application Engineers can provide further technical assistance if required Repair services are also available from Acromag Acromag Inc Tel 248 295 0880 36 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp Diagnostics Table POSSIBLE CAUSE POSSIBLE FIX Communication To Unit is Lost Was communication interrupted Reset the unit by cycling power to it by severe interference or shock Adding another unit to network slows web page interaction considerably Does each unit have a unique Go to the Network Config
46. ero and you will be prompted to input the minimum value of your selected input range at the input channel If you have a voltage input model this will be 0 5V or 10V Current input models may choose 20mA OmA or 4mA Once you input zero precisely click the OK button and follow the prompts to complete zero calibration Click Input Full Scale and you will be prompted to input the full scale value of your selected input range at the channel For voltage models this will be 5V or 10V depending on input range For current input models this will be 11 17mA or 20mA depending on the input range Once you input full scale precisely click OK and follow the on screen prompts to complete full scale calibration Acromag Inc Tel 248 295 0880 http www acromag com BusWorks Model XT1211 XT1221 000 Calibration Page 8 CH Differential Current Voltage Input w USB amp r Busworks XT121x 122x 123x 124x Series File Device Communication Setup Input Config Test Page Calibration Page 20 Mapping Page CALIBRATION Channel Input Cal Instructions C ee input models need to be calibrated all other rang FACTORY SETTINGS Restore Factory Calibration CALIBRATION STATUS Only the 10V range for voltage input models or the 20mA range for current es are derived from those E olot mia Calibration Status Factory Settings You can use the FACTORY SETTINGS Restore Factory Cali
47. esses and address masks that collectively connect together to make up the Internet Data packets sent over the Internet contain both the sender s Internet address and the receiver s address A packet is first sent to a gateway computer that understands its own domain or group of host addresses The gateway reads the destination address of the packet and if it is outside of its own domain it forwards the packet on to an adjacent gateway that again reads the destination address Then that gateway will forward the message on if the address is not within its domain Eventually one gateway recognizes the packet as belonging to a host within its domain Finding a match that gateway forwards the packet directly to the host whose address is specified Rather than continually passing a packet from gateway to gateway some networks will use a default gateway which is the address of another node on the same network that the software uses when an IP address does not match any other routes in the routing table address domain of the primary gateway Ethernet Setup continued An IP Address Internet Protocol Address is a unique identification number for any host this module on any TCP IP network including the internet It uniquely defines one host from all other computers hosts on the Internet The IP address is made up of four octets 8 bits each octet having a value between 0 255 OOH FFH It is expressed here in decimal form with a period betwe
48. ferential input signal to a common return and to reference the input return circuit to earth ground if it would otherwise be left floating Check your grounding scheme if inputs are over range clamped noisy or appear unstable Note that while there are 6 return terminals you only need to earth ground one of these terminals to ground the input circuit as they are all connected in common ANALOG COMMON RETURN CONNECTIONS NON GROUNDED INPUT SOURCE CABLE SHIELDS ARE USUALLY GROUNDED AT THE SOURCE END OF THE CABLE ANALOG RETURN TB1 AT TB3 amp TB6 CONNECT EARTH GROUND TO ANALOG RETURN TO KEEP INPUT CIRCUIT FROM FLOATING EARTH GROUND IT IS RECOMMENDED TO CONNECT THE INPUT TERMINAL TO RETURN RTN IF INPUT SIGNAL IS NOT ALREADY GROUNDED TO KEEP DIFFERENTIAL GROUNDED INPUTS FROM FLOATING INPUT SOURCE EMI Filter Installation For low CE rated radiated emissions the use of split snap on ferrite cores on all cables or harnesses to from the device as shown in the drawing on the next page is helpful Use Laird 28A2029 0A2 or similar for inputs Ethernet and Power order Acromag 4001 135 and Laird 28A0350 0B2 or similar for USB cables Acromag 4001 136 Locate this ferrite by clamping it outside of all input output cables or wiring harnesses to from the module USB Ethernet input group DC power and as close to the module as possible While the use of these ferrites is helpful to obtain low CE rated emissi
49. he i2o target outputs Mode selection essentially tells the unit how to scale zero of its range That is a bipolar to unipolar conversion will match 30000 at the i20 input to 0 of output at the i20 target and 30000 at the i20 input to 100 at the output A unipolar to bipolar conversion will set O of the i20 input to 100 at the output Keep Target Sockets Open Checkbox Check this box to keep the communication socket of the target device open after sending i20 data to it Keeping the socket open is recommended and helpful to obtain faster i20 throughput time as the open and close socket messages are not required for each i20 message allowing an i20 message to be sent immediately along an already open socket But you should not keep the socket open if you do not require frequent updates as it does limit the bandwidth somewhat Thus it is recommended that you keep this box checked unless your application requires that the socket be closed following a message perhaps if keeping it open would incur additional cost such as may be the case with wireless cellular systems or in peer to peer applications with long intervals between update messages While still possible it is not recommended to Keep Sockets Open and set update intervals greater than 99 seconds as infrequent messages do not need to keep the socket open over their long i20 message intervals Status Field USB Gives the status of your USB i20 configuration message i e returns the sta
50. ia USB Acromag Inc Tel 248 295 0880 21 http www acromag com BusWorks Model XT1211 XT1221 000 I O Configuration Test Send Input Configuration and Read Status 8 CH Differential Current Voltage Input w USB amp Once you have made your configuration selections click the Send Input Config button to write them to the module You can read the USB Status of your sent message to the unit in the Status field just above this button Alternately you could click File in the upper left hand corner of the screen to save the settings you made to a file on your PC for later reference Device Communkation Setup Input Config Test Page Calibration Page i20 Mapping Page Get Input Config Input Test At this point you can test the module s operation by clicking on the Start Polling button of the Input Test section of the I O Config Test page to trigger the software to periodically read the inputs updates about once per second and display their values in the fields below their channel designators Note the simulated lamp next to the button flashes slowly each time it samples the input Click Stop Polling to stop polling the inputs before moving onto the next page Start Polling Button Toggle Start Stop Click this button to Start Stop periodic polling of the input channels The channel values are indicated and updated about once per second Be sure to first stop polling before moving onto ano
51. ical Reference on page 17 of this manual Acromag Inc Tel 248 295 0880 s16 i20 Mapping Page This model includes a special remote messaging function called i20 for input to output communication This allows it to send its input value s over the network to outputs of a compatible unit without having to hard wire an I O connection The i20 Mapping Page shown at left is used to setup this feature by specifying the static IP address of the target output module to send this input channel data to either upon percent change or cyclically at the update time specified e Retrieve the current i20 configuration from the connected module by clicking the Get i20 Config button e Set the IP address of an i2o target device with an output to send this channel s input data to e Set the Holding Register Address of the target analog output channel the specific output channel at the IP Address e Specify to send input data cyclically at an update rate and or upon exceeding a certain percent of span change in measurement e Seta transfer mode between bipolar zero crossing and unipolar ranges when sending inputs to outputs Select either bipolar bipolar bipolar unipolar unipolar bipolar or unipolar unipolar e You can choose to Keep the Target Socket Open between message transfers faster or open and close the data transfer socket between messages e Read the status of your i20 reconfiguration over USB in the Status fi
52. input measurement You can even set the transfer mode for bipolar unipolar conversions between different range types You can also choose to maintain an i2o connection by enabling Keep Sockets Open or to open and close the connection for each i20 message Device Communication Setup Input Config Test Page Calibration Page 120 Mapping Page Target IP Address 1 0 0 0 0 Holding Register Address 40001 Update Time 0 Seconds Percent Change 0 0 Transfer Mode Bipolar to Biplo oar v KeepTarget Sockets Open Status No Error Send i20 Config Note You can configure all the i20 channels and click the Send i20 Config button just once if desired ae ema i20 messaging works best if target output module s are already online and ready to receive messages It still works if the target output module comes online after the input module but may take several minutes to discover the network targets and begin transmitting to them If this input module or the target module s go offline remote i20 messaging will resume on its own when the connection is re established but healing may take several minutes depending on which device s went offline why and for how long Acromag Inc Tel 248 295 0880 25 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp i20 Mapping The i20 function sends normalized analog input channel data of this unit c
53. ion of this manual to install ferrite cable clamps that help to reduce radiated emissions The use of low EMI double shielded Ethernet cable is also helpful in curbing emissions Electromagnetic Compatibility EMC CE marked pending per EMC Directive 2004 108 EC Safety Approvals Pending UL Listed USA amp Canada Hazardous Locations Class Division 2 Groups A B C and D Consult Factory Reliability Prediction MTBF Mean Time Between Failure MTBF in hours using MIL HDBK 217F FN2 Per MIL HDBK 217 Ground Benign Controlled GsGc MTBF Hours MTBF Years Failure Rate FIT TBD hrs TBD years TBD hrs TBD years Acromag Inc Tel 248 295 0880 47 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp Configuration Controls Software Configuration Only via USB Although this module normally operates using Modbus TCP IP over Ethernet it can only be setup calibrated and configured via USB This is convenient since you do not have to already know its IP address setting or set your IP address to a compatible domain address in order to talk to it Its behavior as an 8 channel analog input module is set using a temporary USB connection to a host computer or laptop running a Windows compatible configuration software program specific to the model This software provides the framework for digital control of all configuration amp calibration parameters and thi
54. ion on your network e Set the subnet mask gateway and or domain name server addresses for your network e Write your parameters to the connected unit and read back the USB communication status Three other screens can be selected by clicking their ao lelalela 252 tabs the I O Config Test Page the Calibration Page IMPORTANT Delay clicking Open immediately after power up and the i20 Mapping Page A short description of until the unit has established its Ethernet connection wait 30 the controls of each of these pages follows seconds after powering it up to give it time to initialize or you may encounter data transfer or timeout errors To remedy simply turn power off to the unit close the software then turn power back on to the unit and reboot the software after the unit has powered up Acromag Inc Tel 248 295 0880 14 http www acromag com BusWorks Model XT1211 XT1221 000 Quick Overview Config Test Page Calibration Page i20 Mapping Page Get Input Config Send Input Config Ee OM WK Quick Overview HELP You can press F1 for Help on a selected or highlighted field or control You can also click the button in the upper right hand corner of the screen and then click to point to a field or control to get a Help message pertaining to the item you pointed to After configuring and or testing your channels you can click on the Calibration Page tab to display the follo
55. le the XT1221 000 model has 8 differential DC voltage inputs An optional current sensor Acromag model 5020 350 may be used with the XT1211 000 model to monitor AC currents Observe proper polarity when making input connections Refer to the following figures to wire the DC inputs of these models Acromag Inc Tel 248 295 0880 9 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp Current Input Connections Model XT1211 000 XT12xx 000 TOP VIEW ANALOG POWER RETURN POG TB4 OF TX4 DIFFERENTIAL INPUT TERMINALS BOTTOM VIEW DIFFERENTIAL INPUT TERMINALS TB1 OF TX1 TB2 OF TX2 K IN3 IN3 x x lt RTN Q IN2 RTN z N2 RTN RTN amp OOA ANALOG RETURN Acromag Inc Tel 248 295 0880 DC CURRENT INPUT IN GENERAL CABLE SHIELDS SHOULD BE EARTH GROUNDED AT THE SOURCE END OF THE CABLE AS SHOWN HERE DCS PLC OR OTHER CONTROL CONNECTIONS DC CURRENT 75 MILLIAMPS The XT1211 model supports up to 8 differential DC current inputs The input is bipolar allowing current to be delivered to the positive or negative terminal 20mA The 20mA current input is shunted through a 27 4Q resistor and drives 0 548V full scale to a 16 bit A D converter with a full scale bipolar range of 1 325V The normal convention is that positive differential current is delivered to the positive terminal and returned at the
56. llows it to send its analog input information over the network to analog outputs of compatible unit s The i20 Mapping Page shown below is used to setup i20 at the input module on a channel by channel basis by specifying the IP address of the target output module plus the output holding register address specific channel to send the input channel data to With i20 a client server network connection is established between a sending module client and a target output module server This connection refers to an established data path or socket between the client input device and server output it does not just refer to the physical network connection between the devices It is similar to other client server network connections that are created for the exchange of data between devices such as that between a Modbus Master and slave or that between a networked PLC HMI or other client device and its target server device IMPORTANT i20 is a proprietary function specific to some Acromag products and is not a Modbus TCP IP function The i20 mapping feature of this model may only be configured via this software and there are no Modbus registers for specifying i20 parameters over the network Under normal operation this module is designed to function as a Modbus TCP IP slave server and by the Modbus standard servers are not allowed to initiate messages on their own and may only respond to client master requests Thus i20 is a special application of
57. ls will be written at once Input Test Check Your Inputs Here After making I O configuration changes you can use the I O Test controls to verify operation of your inputs e Start Stop polling the input channels e Display the current reading of each input Calibration Page Calibrate Your Inputs Here If your inputs exhibit excessive error you can use the controls of this page to calibrate each channel separately e Click the Input Cal Instructions button to begin calibration and follow the on screen prompts to calibrate Zero and Full scale of any channel e Use Zero and Full Scale to alternately apply a precision zero or full scale input signal and calibrate your input range http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp Quick Overview If you click the i20 Mapping tab the following screen will appear Busworks XT121 122x 123n 124x Series file evice Communication Setup Input Config Test Page Calibration Page 20 Mapang Pace Send ide Config ls elm les HELP You can press F1 for Help on a selected or highlighted field or control You can also click the button in the upper right hand corner of the screen and then click to point to a field or control to get a Help message pertaining to the item you pointed to For a more detailed configuration procedure see the Configuration Step by Step section of the Techn
58. mag USB ISOLATOR Otherwise use a battery powered laptop to configure the module which does not normally earth ground its USB port Input reading Erratic Not operational or Intermittent when Connected to USB Unit fails to operate or exhibits an output shift Missing USB isolation with Even though the I O is isolated from the grounded I O signal source network and power if your input signal is already earth grounded then connecting non isolated USB to the module may drive a ground loop between your input and earth ground at the PC Use USB signal isolation or alternatively you can connect to a battery powered laptop PC which does not earth ground its USB connection Acromag Inc Tel 248 295 0880 37 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp Diagnostics Table POSSIBLE CAUSE POSSIBLE FIX Input Polarity is Wrong Are your input terminals Observe proper polarity for voltage inputs reversed Current can be input to the input or input terminals if a non polarized current range is selected the 20mA range Inputs Appear Noisy or Unstable Have you grounded your Connect one port return RTN terminal to inputs Ungrounded inputs earth ground If the input signal source is not and the port return terminals already grounded then connect the IN input require an earth connection lead to a port return RTN terminal Have you tried averagi
59. minute without breakdown Installation Category Suitable for installation in a Pollution Degree 2 environment with an Installation Category Over voltage Category II rating per IEC 1010 1 1990 Acromag Inc Tel 248 295 0880 46 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp Environmental Agency Approvals Reliability Prediction Shock amp Vibration Immunity Conforms to IEC 60068 2 6 10 500 Hz 4G 2 Hours axis for sinusoidal vibration IEC 60068 2 64 10 500 Hz 4G rms 2 Hours axis for random vibration and IEC 60068 2 27 25G 11ms half sine 18 shocks at 6 orientations for mechanical shock Electromagnetic Compatibility EMC Minimum Immunity per BS EN 61000 6 2 1 Electrostatic Discharge Immunity ESD per IEC 61000 4 2 2 Radiated Field Immunity RFI per IEC 61000 4 4 3 Electrical Fast Transient Immunity EFT per IEC 61000 4 4 4 Surge Immunity per IEC 61000 4 5 5 Conducted RF Immunity CRF per IEC 61000 4 6 This is a Class A Product with Emissions per BS EN 61000 6 4 1 Enclosure Port per CISPR 16 2 Low Voltage AC Mains Port per CISPR 16 3 Telecom Network Port per CISPR 22 WARNING This is a Class A product In a domestic environment this product may cause radio interference in which the user may be required to take adequate measures Refer to the EMI Filter Installation drawing in the Electrical Connections sect
60. mounted side by side on 22 5mm centers and can plug together for modular expansion with a shared power connection along the DIN rail These models will interface with any mix of up to 8 differential current inputs Model XT1211 000 or 8 differential voltage inputs Model XT1221 000 monitored via a 10 100Mbps Ethernet interface using the Modbus TCP IP application protocol Units are conveniently setup and configured for network operation via a USB connection to a host computer running Acromag configuration software These models also support i20 messaging over the network which can link analog inputs of these models to analog outputs on other compatible units Acromag Inc Tel 248 295 0880 4 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp Mechanical Dimensions Units may be mounted to 35mm T type DIN rail 35mm type EN50022 and side by side on 22 5mm 0 9 inch centers WARNING IEC Safety Standards may require that this device be mounted within an approved metal enclosure or sub system particularly for applications with exposure to voltages greater than or equal to 75VDC or 50VAC DIMENSIONS ARE IN MILLIMETERS INCHES DIN Rail Mounting amp Removal Refer to the following figure for attaching and removing a unit from the DIN rail A spring loaded DIN clip is located on the bottom side The opposite rounded edge at the bottom of the top side all
61. nalog return terminal of the module and connect earth ground to one return as shown below Refer to the following figures for example DC voltage input connections MODEL XT1221 000 DIFFERENTIAL VOLTAGE INPUT CONNECTIONS TERMINALS ON XT1221 000 MUX MODEL XT1221 000 ONLY 5V 0 5V 10V or 0 10V SIMPLIFIED INPUT CIRCUIT SHOWING MUX PATH AND INPUT BUFFERS A D HAS FOUR DIFFERENTIAL INPUT CHANNELS SHIELDED CABLE A EE Lt 2 EARTH GROUND 16 BIT A D CH 1 of 4 DC VOLTAGE Volts ANALOG RETURN DO NOT ALLOW DIFFERENTIAL INPUTS TO FLOAT IF INPUT SOURCE IS NOT ALREADY EARTH GROUNDED THEN IT IS RECOMMENDED THAT YOU CONNECT INPUT TO ANALOG RETURN AND THEN CONNECT EARTH GROUND TO ANALOG RETURN AS SHOWN HERE SOME SOURCES SUCH AS HAND HELD CALIBRATORS MAY NOT REQUIRE GROUNDING AT TB3 amp TB6 9 or 10 11 12 21 22 EARTH GROUND NOMINAL 16 BIT A D INPUT RANGES ARE 10V 0 10V 5V AND 0 5V ak al ANALOG RETURN TO EARTH NOTE GROUNDING IF INPUT SOURCE IS NOT ALREADY GROUNDED THEN IT IS RECOMMENDED THAT YOU CONNECT INPUT TO RETURN AND THEN RETURN TO EARTH GROUND AS SHOWN HERE 11 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp Analog Common Return Connections This differential input module includes 6 common return terminals RTN These connections are provided to reference a dif
62. negative terminal Inputs include a bank of six common return terminals at TB3 9 12 amp TB6 21 22 RTN These are optionally used to reference input channel signals IN to a common return and to earth ground if they would otherwise be left floating Refer to the following figures for example DC current input connections to this model MODEL XT1211 000 DIFFERENTIAL CURRENT INPUT CONNECTIONS NOTE THE POSITIVE POLARITY CONVENTION FOR DIFFERENTIAL INPUTS OF THIS MODEL CURRENT IS INPUT TO THE POSITIVE TERMINAL OF THE DIFFERENTIAL CHANNEL AND RETURNED AT THE MINUS TERMINAL OF THE CHANNEL TERMINALS ON XT1211 000 CONNECT INPUT TO INPUT INPUT RETURN RETURN IF INPUT IS NOT SHIELDED CABLE ALREADY EARTH GROUNDED CONNECT INPUT RETURN TO EARTH GROUND 9 or 10 11 12 21 22 EARTH GROUND IF INPUT SOURCE IS NOT ALREADY GROUNDED THEN IT IS RECOMMENDED THAT YOU CONNECT INPUT TO RETURN AND THEN RETURN TO EARTH GROUND AS SHOWN HERE GROUND INTERNAL SHUNT DIFFERENTIAL TWO WIRE TRANSMITTER CONNECTION TERMINALS on xt1211 000 INPUT RETURN SHIELDED CABLE i t CONNECT POWER TO I Ci INPUT RETURN IF POWER IS NOT ALREADY EARTH GROUNDED or 10 11 12 21 22 GROUND IF CURRENT LOOP IS NOT ALREADY GROUNDED L EARTH THEN IT IS RECOMMENDED THAT YOU CONNECT GROUND POWER TO RETURN AND THEN RETURN TO CONNECT INPUT EARTH GROUND AS SHOWN HERE RETURN TO EARTH GROUND TERM
63. ng Is You can use the configuration controls to set averaging set to 1 input averaging from 1 200 samples A value of 1 is equivalent to no averaging Higher averaging will help to minimize noise but will increase the response time Software Status field indicates Data Transfer Error Unknown Protocol or Timeout Error USB connection was opened Wait 30 seconds after powering up unit before unit had completed its before opening a USB connection via the power on initialization and configuration software Turn power off to the established its network unit close the USB configuration software connection repower the unit then reboot the USB configuration software after the unit has completed power on initialization and established its network connection i20 is not working The upload was corrupted Although rare if you have rechecked your i20 when i20 was written to the configuration but it fails to operate try module rebooting the module or re writing your i20 configuration recheck your settings i2o target is not working or working improperly The Holding Register address Verify that you have set the holding register at the i2o target is specified address correctly in the i20 configuration page wrong and i20 messages have for your target i20 module as you would corrupted the target module s_ otherwise corrupt configuration data at the configuration target module with i2o data Percent of Change i2
64. onfiguration Software or simply click on another tab to access another page before exiting this software Acromag Inc Tel 248 295 0880 20 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp I O Configuration Test You can click the I O Config Test Page page tab to begin configuring the unit and or optionally test its operation The I O Config Test screen is shown below J Busworks XT121x 1220 1230 124x Series x _ IO Confi ure If you are connected to a module the initial I O Config Test screen represents the current configuration of the connected module before making changes Get the Input Configuration If you have loaded the configuration from a saved file or if you have made changes to any fields on this ree o an page you can click the Get Input Config button at E we i the top of the screen to retrieve the connected Co Sa rare rae rovs module s current channel configuration all channels Otherwise the connected module s SE olel m r 224 current configuration was loaded automatically when you selected the tab for this page Note that if you make any changes to the selections indicated the only way to preserve your changes is to write them to the device by clicking the Send Input Config button after completing your selections or to save them to a file by clicking File in the upper left hand corner of the screen Select th
65. onnection between end points hosts that are communicating That is each packet that travels across the Internet is treated as an independent unit of data without any relationship to any other unit of data Messages sent over the internet can be quite lengthy and are often divided into a number of smaller data packets Every data packet contains both the sender s Internet address and the receiver s address Each packet can if necessary be sent by a different route across the Internet As a result the packets can arrive at their destination address in a different order While the IP delivers the data packets it is up to another protocol the TCP Transmission Control Protocol to make sure that the packets are reassembled in the correct order So we see that the function of TCP is to ensure that all packets of data are received correctly while IP makes sure that messages are correctly addressed and routed Thus TCP IP refers to the functional combination of the Transmission Control Protocol and the Internet Protocol used to accomplish this and it allows blocks of binary data packets to be exchanged between computers and reassembled in the proper order at their destination TCP IP is used world wide and forms the foundation for the World Wide Web But the TCP IP combination does not define what the data means or how the data is to be interpreted it is merely a transport protocol For this module Modbus is the application protocol and opera
66. ons it may not be required for your application Note also that individual cables may share a ferrite but it is not good practice to combine isolated circuits inside the same ferrite It is recommended to separate isolated circuits for safety and greater noise immunity Acromag Inc Tel 248 295 0880 12 http www acromag com BusWorks Model XT1211 XT1221 000 PERSONAL COMPUTER RUNNING WINDOWS OS 8 CH Differential Current Voltage Input w USB amp TO HOST USB PORT HOST PC RUNNING ACROMAG CONFIGURATION SOFTWARE O o HOST B A MALE USB i i lt O Z USB ISOLATOR HOST USB SERIAL PORT CONNECTOR AT BACK OF PC Model USB ISOLATOR or Similar a N USB B MALE Acromag fq USB a MALE 1 METER CABLE MODEL USB ISOL ATOR 3 L Taa snar Model 4001 112 or Similar E is al Lo y N ait O riman WAAR aO 1 METER USB CABLE Model 4001 113 or Similar T A He ETHERNET ETHERNET Cty m
67. ould connect earth ground to analog input return RTN at one point and your channel Input to analog return RTN Doing this will keep the differential input from floating and within the common mode range of the analog to digital converter of this model Failure to earth ground input and input return RTN will increase measurement noise Earth ground applied to analog return also allows the input filters to shunt potentially harmful transient energy to ground helping to protect the input circuit from transient damage Connect Power You need to connect power from 12 32V to power this module Current required will vary with voltage level refer to Specifications Your supply must be capable of providing at least twice the maximum rated current for your voltage level You can choose to connect to Power via terminals on the unit or via optional terminals that connect to the module s bus connector along the DIN rail See Power Connections Connect to PC via USB Refer to USB Connections of page 9 and connect the module to your PC or laptop using the USB isolator and cables provided in Configuration Kit XT SIP Now that you have made your connections and applied power you can execute the XT12XXConfig exe software to begin configuration of your unit software is compatible with XP or later versions of the Windows operating system Note that the same software is used for eight models including the XT1211 000 with 8 differential current inp
68. ows you to tilt the unit upward to lift it from the rail while prying the spring clip back with a screwdriver To attach the module to T type DIN rail angle the top of the unit towards the rail and place the top groove of the module over the upper lip of the DIN rail Firmly push the unit downward towards the rail until it snaps into place To remove it from the DIN rail first separate the input terminal blocks from the bottom side of the module to create a clearance to the DIN mounting area You can use a screwdriver to pry the pluggable terminals out of their sockets Next while holding the module in place from above insert a screwdriver along the bottom side path of the module to the DIN rail clip and use it as a lever to force the DIN rail spring clip down while pulling the bottom of the module outward until it disengages from the rail Tilt it upward to lift it from the rail Acromag Inc Tel 248 295 0880 5 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp SERIES XT MODULE DIN RAIL MOUNTING AND REMOVAL TILT MODULE UPWARD TOWARDS RAIL AND HOOK ONTO UPPER LIP OF RAIL ROTATE MODULE DOWNWARD TO ENGAGE SPRING POWER THIS SIDE CLIP ONTO LOWER LIP OF RAIL TOP A i SO a E vA NAA aa SERIES XT MODULE T Rail P SPRING CLIP O s Oll OAL EBA 7 a BOTTOM SCREWDRIVER SLOT FOR REMOVAL FROM T TYPE DIN RAIL USE SCREWDRIVER TO REMOVE MODUL
69. rather than a more complicated number string Modbus registers are organized into different reference types identified by the leading number of the reference address Read Write Discrete Outputs or Coils A Ox reference address is used to drive output data to a digital output channel 1XXXX Read Discrete Inputs The ON OFF status of a 1x reference address is controlled by the corresponding digital input channel Read Input Registers this model A 3x reference register contains a 16 bit number received from an external source e g an analog signal Read Write Output or Holding Registers A 4x register is used to store 16 bits of numerical data binary or decimal or to send the data from the CPU to an output channel The Reference leading character indicated above is generally implied by the function code and omitted from the address specifier for a given function The leading character also identifies the I O data type The x following the leading character represents a four digit address location in user data memory This model only has analog input channels and no configuration is possible over the network it uses a USB connection to reconfigure instead As such only 3xxxx addresses are utilized in reading analog signal data over the network for this model DIO models will typically denote the ON OFF state of discrete inputs and or outputs using a 1 or O value assigned to an individual bit of a 16 bit data wor
70. roduct It has a red low smoke zero halogen jacket and bundles four pairs of 26AWG stranded cable It uses a 100 foil shield beneath a 60 braided outer shield and includes an RJ45 plug at each end It is electrically equivalent to L Com TRD855DSZRD cable and can be obtained in other lengths directly from L Com http www com com Double shielded CAT5e or better cable is recommended for very noisy environments or in the presence of strong electrical fields You may obtain shielded CAT 5e cable in other lengths and colors as required for your application from other vendors including L com Connectivity Products www L com com Pro Link www prolink cables com Regal www regalusa com and Lumberg www lumbergusa com The recommended L com cable was used for CE Testing of this model Acromag Inc Tel 248 295 0880 40 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp SPECIFICATIONS Model Number XT1211 000 Current Input XT1221 000 Voltage Input Analog Input Module Modbus TCP IP Support 8 Differential Input Channels DC Powered CE Approved Pending Includes UL cUL Class 1 Division 2 approvals Pending Analog Inputs The XT1211 000 and XT1221 000 represent additional members of the Acromag DIN Rail mounted Busworks family of network I O modules in the XT Series The XT1211 000 model denotes an 8 differential channel input model for DC current input
71. rver relates symbolic names to actual numeric IP addresses while the DHCP server is responsible for dynamically passing out IP addresses The DNS 1 Address refers to the IP address of the first Domain Name Server used on this network The DNS 2 Address refers to the IP address of the secondary Domain Name Server used on this network Acromag Inc Tel 248 295 0880 19 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp Device Communication Setup Busworks XT121x 122x 1230 124 Series gt e Sed u Ethernet Setup continued ee The Host Name is the name to be assigned to this host this module on the network if its address happens to be assigned dynamically using DHCP The Addressing Method refers to how this network sien i OT Sees module will obtain its IP address when connected to _ ee T its network Static addressing is as the name implies static and represents a unique fixed IP Address generally assigned by your service provider or system administrator The default address assigned to this module is 192 168 1 100 and static refer to product 9 E A side label DHCP Dynamic Host Configuration Protocol refers to a protocol for assigning dynamic IP addresses to devices on a network With dynamic addressing a device can have a different IP address every time it connects to the network In some systems it can even change while it is still
72. s PC and connected via USB Acromag Inc Tel 248 295 0880 45 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp Ethernet Interface Enclosure amp Physical Environmental Communication Distance The distance between two devices on an Ethernet network is generally limited to 100 meters using recommended copper cable Distances may be extended using hubs switches or fiber optic transmission However the total round trip delay time must not exceed 512 bit times for Ethernet collision detection to work properly Port Status Indicator Yellow LED of the network connector indicates network activity Ethernet connection is busy and traffic is present Address The module IP address can be preset static by the user via USB At startup it can be loaded from internal non volatile memory or it can be automatically acquired via a network server using DHCP Dynamic Host Configuration Protocol Before you can communicate with any module over Ethernet you must set your network interface to a valid IP address in the address domain of the module Refer to Acromag Application Note 8500 734 for example instructions on how to change the IP address of your PC network interface card in order to talk to an Acromag module General purpose plastic enclosure for mounting on 35mm T type DIN rail Dimensions Width 22 5mm 0 9 inches Length 114 5mm 4 51 inches Depth 99 0mm
73. s information is stored in non volatile memory LED Indicators RUN Green Located at front panel Constant ON if power is on and unit is OK Flashes ON OFF during initialization or if flashing continuously it may indicate a firmware issue ST Yellow Located at front panel Turns ON if any input signal is over under range ACT Yellow Located on the RJ45 port connector itself Indicates Ethernet activity the Ethernet connection is busy and traffic is present Refer to Configuration Step by Step in the Technical Reference section of this manual for detailed information on available software control of this model The following table shows the revision history for this document Release Date EGR DOC Description of Revision 1 17 2014 BC KLK Initial Acromag Release NOTES Acromag Inc Tel 248 295 0880 48 http www acromag com
74. sk is used to determine which subnet an IP address belongs to The use of a subnet mask allows the network administrator to further divide the host part of this address into two or more subnets The subnet mask flags the network address portion of the IP address plus the bits of the host part that are used for identifying the sub network By convention the bits of the mask that correspond to the sub network address are all set to 1 s it would also work if the bits were set exactly as in the network address It s called a mask because it can be used to identify the unique subnet to which an IP address belongs to by performing a bitwise AND operation between the mask itself and the IP address with the result being the subnetwork address and the remaining bits the host or node address For our Example if we wish to further divide this network into 14 subnets then the first 4 bits of the host address will be required to identify the subnetwork 0110 then we would use 11111111 11111111 11111111 11110000 as our subnet mask This would effectively subdivide our Class C network into 14 subnetworks of up to 14 possible nodes each With respect to the default settings of this module Subnet Mask 255 255 255 0 11111111 11111111 11111111 00000000 IP Address 192 168 1 100 10000000 00000001 00000001 01100100 Subnet Address 128 1 1 0 1000000 00000001 00000001 00000000 The subnetwork address of 128 1 1 0 has 254 possible unique node a
75. sossossossssssssssses Earth Ground Connections ccccscscscscscsccccccccccccccccscecscscncscsceccscscecececccecscscscscscscsceses CONFIGURATION SOFTWARE sssssssssnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnae CUKK OVENI OW ooreis E E EEE TECHNICAL REFERENCE CONFIGURATION STEP BY STEP sccscssesscssossssesscsensessosserscscosensessersensazens Getting Connected iscsi eai n aN ina E eais Device Communication Setup ssssssssssssossossssossossossssossossossosossossossossssossossosessossossoe VO Confieuratnion TeS ccin e E E EA E EE Calibration Page sessssesessecessecesseceseecesssoecesoecesoecesoecesseceseecesesoecesoeceeoecsesoeossseceseeceeee 120 Mapping Page sicauscscscetescaccossennscoteedsses ioin a eii a ini Network Home Page sesessesessesessscoecsscesesoesescecesoecescecesoscesosceseecesesoecescecesoecesoesesoesesseo BEOCK DIAGRAM EAE EEE EAEE HOWE WOKS oone E E E EE A E EAE sdeaucadeeesiesatoars About Modbus TCP IP sneosososososososososososososososososososososososososososososososososososososososososos IP Addresse sonicne n E E Dynamic Host Configuration Protocol DHCP sssssesesesessssososososososososososososososososososos Domain Name System DNS cccscsccsssscsccsscsccccsscsccccsscsceccsscsceccescsceccesescescesscecceees Acromag Inc Tel 248 295 0880 2 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB
76. ta and scaled input data 32 bit data is stored in two successive 16 bit Modbus registers For more information see web site at http standards ieee org Register Map Ref Addr Description Data Type Format Input Registers 3x References Read Only The table at right outlines the register map for the Model XT1211 000 and XT1221 000 network I O modules Normalized Channel Data Registers The 16 bit Signed Integer Data stored here refers to the input range A D count after normalizing it to 30000 0 30000 or 20000 0 20000 corresponding to 100 0 100 of the input range 30009 0008 Heart Beat Register 16 bit Unsigned Integer Data An integer counter that increments by 1 35 Modbus read functions operate on these registers using the data types noted above except for the Reset Slave and Report Slave ID functions Note the memory map for these models only covers read only input data There are no registers for setting configuration variables as this model is only configured via USB using its Configuration Software running on a Windows based Personal Computer prior to connecting to the network for every host to network data transfer to help indicate if fresh data is present relative to the last transfer or if the unit has halted for some reason This register counts from 0 to 65535 and wraps back around to 0 Acromag Inc Tel 248 295 0880 http www acromag com BusWorks Model XT1211 XT1221 000
77. tention with the i20 control Likewise the USB Configuration software will not allow you to control output channels of i20 target outputs with an established client server i20 connection To summarize the source of an i20 message is an input model master client and i20 is setup at the input module The target of an i20 message is an analog output model slave server The client will send its normalized input data to the server upon exceeding a percent change in value and or cyclically at an update time specified When i2o is triggered the value sent to the i20 output corresponds to the input sample at the trigger point The behavior of i20 is controlled by the configuration of Update Time Percent Change and Keep Target Sockets Open as illustrated in the following example combinations Update Percent of span Keep Target po O Enabled i20isOFFandnoiZomessagesaresent OOOO O0 O Disabled _ i2o is OFF and no i2o messages are sent OOO Input message is sent when Change has been exceeded and while the socket is kept open Input message is sent when Change has been exceeded AND at every interval of Update Time and while the socket is kept open Faster throughput w Inputs sent every interval of Update Time and the socket is kept open Change gt 0 0 Not recommended Input sent only when Change has been exceeded and the socket is opened and closed for every message Input sent every interval of Update Time and the socket is opened
78. tes on the data defining its meaning and purpose You can find more information on Modbus TCP IP by visiting our web site and down loading whitepaper 8500 765 Introduction To Modbus TCP IP In contrast to the Transport Protocol TCP IP Modbus is an application protocol It defines rules for organizing and interpreting data and is essentially a messaging structure that is independent of the underlying physical layer It is freely available and accessible to anyone easy to understand and widely supported by many manufacturers The combination of both of these protocols forms Modbus TCP IP Modbus application protocol uses TCP IP transport protocol over the Internet to carry the data of the Modbus message structure between devices That is Modbus TCP IP combines a physical network Ethernet with a networking standard TCP IP and a standard method of representing data Modbus Then a Modbus TCP IP message is simply a Modbus communication encapsulated in an Ethernet TCP IP wrapper Acromag Inc Tel 248 295 0880 30 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp About Modbus TCP IP IP Addressing In practice Modbus TCP embeds a Modbus data frame into a TCP frame without the Modbus checksum as shown in the following diagram The Modbus checksum is not used as the standard Ethernet TCP IP link layer checksum methods are instead used to guaranty data integrit
79. ther page TIP Be sure to Stop polling a module before moving onto another page Note that you will always have to restart polling if you come back to this page and want to poll the inputs HELP You can press F1 for Help on a selected or highlighted field or control You can also click the button in the upper right hand corner of the screen and click to point to a field or control to get a Help message pertaining to the item you pointed to Acromag Inc Tel 248 295 0880 aD http www acromag com BusWorks Model XT1211 XT1221 000 Calibration Page 8 CH Differential Current Voltage Input w USB amp Once you ve configured your unit and optionally your i20 parameters you are ready to install it in the field as the unit has already been factory calibrated If you later encounter error that is out of specification you can choose to click the Calibration Page tab to display the Calibration control page shown below Busworks XT121x 122x 123x 124x Series o lant Sa File Device Communication Setup Input Config Test Page Calibration Page i20 Mapping Page CALIBRATION Channel Input Cal Instructions FACTORY SETTINGS Restore Factory Calibration CALIBRATION STATUS Zero Full Scale Only the 10V range for voltage input models or the 20mA range for current input models need to be calibrated all other ranges are derived from those lcs 3 eee
80. this model that could cause confusion for some other master client devices linked to the same network In any case other master devices of a network must be restricted from attempting to control i20 target devices on the same network to avoid contention with i20 input control A unit can send normalized i20 input data either upon exceeding a pre defined Percent of span Change in input level and or cyclically at a specified Update Time i20 maps normalized unipolar bipolar data to unipolar bipolar output channels as specified by the Transfer Mode XT units normalize input data to 0 30000 unipolar and 30000 bipolar With legacy support enabled units will instead normalize their input data to 0 20000 unipolar and 20000 bipolar allowing writes to older legacy output models This data will drive 0 100 or 100 to the target output Click the i20 Mapping Page tab of the Configuration Software and a screen similar to the following will be displayed r Busworks XT121x 122x 123x 124x Series This model has 8 analog input channels numbered 0 7 and each of 8 input channels may be separately mapped to any analog output channel on any compatible output module Use this page to select an input channel specify an IP address of a target output module and its specific Holding Register Address You may choose to send the i20 message cyclically according to the specified Update Time and or after a certain Percent of span Change in the
81. tion it is not necessary to know the IP address of the unit in order to communicate with it nor to change the IP address of your network card to match the module s subnet address domain Refer to the block diagram above to gain a better understanding of how this model works Acromag Inc Tel 248 295 0880 29 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp How it Works About Modbus TCP IP The inputs amp USB network and power circuits are isolated from each other The USB port ground is common to the input circuit common The USB port ground of most PC s is also common to the USB cable shield and earth ground Inputs could be grounded or ungrounded For this reason it is recommended that USB signals be isolated when connected to a PC to prevent a ground loop from occurring between the PC earth ground and a grounded input signal which could have the negative effect of driving a digital upset for severe ground loop currents IP Internet Protocol is the method by which data is sent from one computer host to another computer host on the network Internet In the Open Systems Interconnection OSI communication model IP is in layer 3 the Networking Layer Every computer or host on the Internet has an IP address that uniquely defines it from all the other computers or hosts on the Internet IP is a connectionless protocol which means that there is no continuing c
82. tus of the write or read of the i20 configuration info over USB only Send i2o Config Button Click this button to write your i20 configuration to the unit You may click Send i20 Config for each channel one at a time or you can more efficiently reconfigure all i20 channels as required then click the Send i20 Config button one time to write your entire i20 configuration see the Status field for this operation s status over USB Acromag Inc Tel 248 295 0880 27 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp Network Home Page After you have configured your unit for network communication via its USB connection you can identify the unit on the Ethernet network using a web browser directed to its IP address you set this address on the Device Communication Setup page of the USB Configuration Software for the unit the default is 192 168 1 100 This will access the home page of the unit similar to the first screen shown on the following page You can click the Communication Parameters link of the Home Page to access the Ethernet Connection Status page shown in the second screen on the following page which reviews the unit s network communication parameters that were set over a USB connection to the device scroll down this page to view all applicable parameter settings r l gt B d Citrix XenApp Applicatic x XT Series WEB Site x D 192 168 1 10
83. uration Page of the MAC address USB Configuration Software and verify that All units are normally shipped each unit has a unique MAC address with a unique MAC address installed This should always be the case If assigned from the factory An you have 2 units with same MAC address error in shipment could releasea_ this will slow down communications unit with a default MAC address considerably and you must contact the Of 52 4F 42 45 52 54 factory for MAC reassignment USB Software Fails to Detect Module Bad USB Connection Recheck USB Cable Connection USB has not enumerated the Use the reset button on the Acromag USB device isolator to trigger renumeration of the module or simply unplug and replug the USB cable to the module Communication or power was Close the current connection with the lost while USB was connected software then select and re open the and the configuration software module for communication or simply exit was running the Configuration software and reboot it Cannot Communicate with Module via USB A missing USB Isolator could Without a USB isolator a ground loop is cause a ground loop between a created between a grounded input signal grounded input signal and earth source and earth ground of the PC USB port ground at the connected For this reason and for increased safety and Personal Computer s USB port noise immunity it s best to connect to USB via a USB isolator Use an isolator like the Acro
84. uts and the XT1221 000 with 8 differential voltage inputs IMPORTANT Allow the unit to fully power up and establish its Ethernet connection before attempting to open USB communications with the unit using the XT12xxconfig exe software wait 30 seconds after powering it up to give it time to initialize Note that you do not connect your module to an Ethernet network in order to Acromag Inc Tel 248 295 0880 configure it It is configured for network operation by initially connecting to USB with a host PC running model specific configuration software This has the advantage of not having to know the module s IP address setting or having to change the address setting of your network card to match the module s subnet address domain in order to talk to it 17 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp Device Communication Setup After executing the Acromag Configuration software for this model a screen similar to that shown below will appear if you have not already connected to your transmitter via USB note Device Select fields are blank under these conditions psworks XT121x 122W 123x 124x Series r Su n meaa ee The Device Communication Setup screen is split into two parts Device Select amp Ethernet Setup on Setup Input Config Test Page Calibraton Page 120 Mapping Page Device Select Connect your PC to the unit via USB and th
85. when connected but the unit does not use USB power Acromag Inc Tel 248 295 0880 44 http www acromag com BusWorks Model XT1211 XT1221 000 8 CH Differential Current Voltage Input w USB amp USB Interface Ethernet Interface Cable Length Connection Distance 5 0 meters maximum Driver No special drivers required Uses the built in USB Human Interface Device HID drivers of the Windows Operating System Windows XP or later versions only USB Connector 5 pin Mini USB B type socket Hirose UX60 MB 5S8 DEFINITION 5V Power Transient protected but not used by this model Differential Data Differential Data NC Not Connected Power Ground Connects to Signal Ground via ferrite bead SHLD Signal Ground Connects directly to Signal Ground 1Note Most Host Personal Computers except battery powered laptops will connect earth ground to the USB shield and signal ground Transient Protection Unit adds transient voltage protection to USB power and data lines when connected but the unit does not use USB power USB Cable Length Connection Distance 5 0 meters maximum IMPORTANT USB Isolation is recommended The inputs of these modules are isolated from each network port and DC power but the input ground is also common to its USB connection Most Personal computers except DC powered laptops connect their USB signal and shield ground to earth ground Without a USB isolator an earth grounded USB conn
86. wing screen E Eile Device Communication Setup input Config Test Page Catbrston Page 20 Mapping Page Restore Factory Calbraton Acromag Inc Tel 248 295 0880 15 8 CH Differential Current Voltage Input w USB amp I O Config Test Page Configure Your Unit Here After connecting to your unit and setting up its network parameters click the I O Config Test Page tab to display the screen at left I O Configure Configure Your Inputs Here e Use Get Input Config to retrieve the connected module s configuration e Select the specific channel to configure e Set the Range for the selected channel e Optionally apply a tag name to the selected channel for reference over USB up to 8 characters e Set the number of samples to average the input over 1 200 e Disable Legacy Support to set the normalized input resolution to 30000 0 3000 legacy support No or enable it to normalize the input to 20000 0 2000 legacy support Yes This is also useful for i20 when writing these inputs to target output modules allowing inputs of this device to address older legacy models or newer higher resolution output targets updated models XT EtherStax etc e Use Send Input Config to send your configuration to the connected unit and read the message status sent received to from the unit over USB Note that you only need to click Send one time after setting up each channel and all channe
87. y TCP FRAME Transaction Identifier Protocol Identifier Length Field Modbus Frame i Modbus Checksum Not Included roe Pow oon P Ed MODBUS FRAME Note that the Modbus address field is referred to as the Unit Identifier in Modbus TCP In atypical slave application the Unit ID is ignored and just echoed back in the response Modbus operation over Ethernet is essentially transparent to the Modbus register amp command structure The use of TCP IP to travel over Ethernet does not change the meaning of the Modbus message The IP address Internet Protocol Address uniquely defines a network host on the Internet from all other hosts on the Internet while the Internet Protocol IP is the method by which the data is exchanged between different hosts on the Internet A Static IP Address is as the name implies static That is it is a unique IP Address that is assigned by a service provider and never changes A Dynamic IP Address is an address that is temporarily assigned to a user by a service provider each time a user connects A Subnet is a contiguous string of IP addresses The first IP address in a subnet is used to identify the subnet while the last IP address in a subnet is always used as a broadcast address Addresses between the first and last subnet address make up the address domain of the subnet Anything sent to the last IP address of a subnet is generally sent to every host on that particular subnet e g to
88. yclically according to an update time and or upon exceeding a specified percent change in value to any analog output channel of a compatible analog output device by specifying its IP address and its output channel register address It is not recommended to set an update time greater than 99 seconds and also choose Keep Target Sockets Open as increasing bandwidth and shortening response times by keeping the sockets open is not a concern when cyclical messages are spaced farther than 99 seconds apart Still you should be conservative when setting an update time shorter intervals than needed may unnecessarily increase network traffic while longer intervals will conserve network bandwidth If Keep Socket Open is disabled then you should specify an i20 Update Time at the client that is less than the watchdog time of the server to ensure that the server s output watchdog does not time out during the period between i20 updates So it is generally recommended that you Keep Sockets Open except perhaps where it costs you money to maintain an open connection or if infrequent i20 messages might cause your server s watchdog timer to timeout TIP Note that the target output port channel may still be controlled independently via the network but its level will be overwritten by subsequent mapped i20 messages when enabled Thus it is recommended that you do not try to control the i20 mapped output ports target channels directly as this could create con

8500951A XT12xx-000 User`s Manual

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