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EtherStax Models ES2171 & ES2172 User`s Manual

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1. BEHE TYPICAL DIN RAIL MOUNTED RELAY CONTACT OR PROTECTION h ico D gt lt w lone PIE y B FIH o B i Hp AC RELAY POWER _ 4 amp mov l 9 oo IS RLY PWR GND OO L1 F B gt lt EARTH GROUND LOCATE RELAY NEAR LOAD When switching inductive loads it is good practice to have a contact rating that is 2 3x the steady state requirements of the load AC POWERED INTERPOSING RELAY IMPORTANT External contact protection is required for use with inductive loads Failure to use adequate protection may reduce the life of the contacts or damage the unit For AC inductive loads use AC rated capacitors Metal Oxide Varistors or RC snubbers to help shunt potentially high reverse voltage transients that develop across inductive loads when the output is switched OFF For DC inductive loads use a reverse biased diode to shunt this reverse voltage from the contacts as shown above This will help protect the relay contacts and extend their life when switching inductive loads Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http www acromag com EtherStax ES2171 2172 User s Manual Voltage Outputs ES2172 No Excitation Required This ES2172 model has 16 channels of 10V outputs 16 bits External excitation is not required to operate the voltage outputs Outputs are not isolated channel to channel and share a common connection
2. Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com EtherStax ES2171 2172 User s Manual Surface Mount Kit ESA SMK One to Three units This kit includes a shock mounted aluminum base plate and bolts that attach to the bottom of the housing Mounting holes with rubber grommets at each corner support 1 4 inch bolts for mounting to flat surfaces Up to three units may be stacked on this plate 8 000 0 400 a E TP ESA SMK TOP VIEW J W ENCL MOUNT 0 250 DIA HOLE w DIN MOUNT 0 089 DIA FOR 4 40 Pa TAP 7 PLACES NO 0 266 I D x 0 625 O D GROMMET IN 0 406 HOLE 4 PLACES OPEN BOARD 0 500 DIA x 100 DEG MTG HOLES oe 0 160 DIA 4 PLACES COUNTER SINK ON BOTTOM SIDE 4 PLACES 6 675 5 368 1 923 TO HOLE AT RIGHT SIDE SS J 8 000 4 250 NOTE VERTICAL OFFSET OF THIS HOLE COMPARED penea i 1 875 J a NOTCH FOR y y DIN LATCH 2 250 _ gt 3 291 gt 3 500 4 709 gt 5 750 gt RUBBER RUBBER GROMMET 0425 ESA SMK SIDE VIEW GROMMET 0 375 ke ET AP ks SD NS A A OS EL CO al Xk COUNTER SINK THIS SIDE 4 PLACES This plate also includes the four holes necessary for mounting an open frame circuit board to it i e no enclosure with hardware of ESA OMK ESA SMK Kit Contents 1 Pre Drilled Aluminum Base Plate 8 x 8 x 0 125 4 1 4
3. 7 E4 on _ TONIC a am T r 2 1B Host PC f Mii Il J REMOTE HOST wi NIC INSTALLED REMOTE HOST w NIC INSTALLED RECOMMENDED CONNECTIONS SWITCHED ETHERNET OPTIONAL CONNECTIONS TWO CASCADED NODES UNITS ARE AUTO CROSSING AND DO NOT REQUIRE A CROSSOVER CABLE WHEN MAKING COPPER NETWORK CONNECTIONS CONNECT ONE UNIT a PER SWITCH PORT o reece eS ee Z ls Fea img CASCADE 7 3 E PORT2TO tee ali cascada torsos i port Sa freon W Jaa I e mes Fees emm s ME F EHe ne AE eo por H HH b CASCADE fs 2 PORT 270 O PORT 1 k USE AN ETHERNET S5 ige KS e SWITCH TO DISTRIBUTE EEEE NODES 4 OPTIMUM MOST DETERMINISTIC PERMISSIBLE LIMIT THIS CONNECTION TO TWO CASCADED UNITS AS SHOWN Again for the most deterministic approach utilize an Ethernet switch and distribute connections as one Ethernet device per switch port as shown in the above right drawing TONIC m va gt z TE z HOST PC REMOTE HOST i Sy w NIC INSTALLED IN HUB MODE THE ETHERSTAX REPEATS ANY MESSAGE ON A PORT AT THE OPPOSITE PORT TRIGGERING THE EXTERNAL SWITCH TO SEN
4. Default Mode l mN TTT amp System Rese bp ee Toggle Switch L O 1 2 RST PORT2 PORT1 AA COM Port Status LED Column 2 LED Column 1 BACK OF UNIT Alm Relay RED Op Status YELLOW Run Power GREEN UNIT STATUS LED s Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http www acromag com 4 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output QUICK START Guide to Quickly Establishing Communication Your unit is not factory fresh and you do not know the Username and Password settings If you forget your user name amp password you can always toggle the unit into default mode via the DFT toggle switch at the front of the unit hold this toggle 4 seconds to invoke default mode In this mode the password and username will revert to the original defaults of User and password unit assumes an IP address of 128 1 1 100 in its default mode allowing you to re invoke the Password Configuration Page and change the username and password settings as required If after applying power your green RUN LED is not solid ON and is blinking instead you need to do the following First check that your network cable is connected to the unit and to your PC If you initially power the unit up without making your network connection the green RUN LED will continue to blink If you replace the network cable after powering up the RUN LED should stop blinki
5. AO CH01 Cal LO AO CH01 Raw DAC Count LO AO CHO02 Cal HI AO CHO02 Raw DAC Count HI AO CH02 Cal LO AO CH02 Raw DAC Count LO AO CHO3 Cal HI AO CHO03 Raw DAC Count HI AO CHO03 Cal LO AO CHO03 Raw DAC Count LO AO CH04 Cal HI AO CH04 Raw DAC Count HI AO CH04 Cal LO AO CH04 Raw DAC Count LO AO CHO05 Cal HI AO CHO05 Raw DAC Count HI AO CH05 Cal LO AO CH05 Raw DAC Count LO AO CHO6 Cal HI AO CHO06 Raw DAC Count HI AO CHO6 Cal LO AO CH06 Raw DAC Count LO AO CHO7 Cal HI AO CH07 Raw DAC Count HI AO CHO07 Cal LO AO CH07 Raw DAC Count LO AO CHO08 Cal HI AO CH08 Raw DAC Count HI AO CHO08 Cal LO AO CH08 Raw DAC Count LO Modbus TCP UDP IP Analog Output 5 T Register Map Model ES2171 Model ES2172 Shaded registers from 40301 to 40332 are write restricted and reserved for internal firmware and factory use these registers are modified indirectly by the calibration registers 40345 amp 40346 Do not attempt to directly modify the contents of the shaded registers Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http www acromag com 5 8 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output Register Map Model ES2171 Model ES2172 Shaded registers from 40301 to 40332 are write restricted and reserved for internal firmware and factory use these registers are modified i
6. AO CH04 Time AO Channel 04 Timeout Time Value AO CHO5 Time AO Channel 05 Timeout Time Value AO CHO6 Time AO Channel 06 Timeout Time Value AO CHO07 Time AO Channel 07 Timeout Time Value AO CHO08 Time AO Channel 08 Timeout Time Value AO CHO9 Time AO Channel 09 Timeout Time Value AO CH10 Time AO Channel 10 Timeout Time Value AO CH11 Time AO Channel 11 Timeout Time Value AO CH12 Time AO Channel 12 Timeout Time Value AO CH13 Time AO Channel 13 Timeout Time Value AO CH14 Time AO Channel 14 Timeout Time Value AO CH15 Time AO CHOO TO Val Default is 0000H or go to 0 following a timeout AO Channel 15 Timeout Time Value AO Channel 00 Post Timeout Level which is the value an output is sent to after a timeout has occurred This level is expressed as a 16 bit signed integer with a value normalized to 30000 for 100 of input range see Note 1 AO CH01 TO Val AO Channel 01 Post Timeout Level AO CH02 TO Val AO Channel 02 Post Timeout Level AO CHO3 TO Val AO Channel 03 Post Timeout Level AO CH04 TO Val AO Channel 04 Post Timeout Level AO CHO05 TO Val AO Channel 05 Post Timeout Level AO CHO6 TO Val AO Channel 06 Post Timeout Level AO CHO07 TO Val AO Channel 07 Post Timeout Level AO CHO08 TO Val AO Channel 08 Post Timeout Level AO CHO9 TO Val AO Channel 09 Post Timeout Level AO CH10 TO
7. Internal 3 3V power has failed or a fatal processor firmware error has occurred Return unit for repair Continuous Flashing Green RUN LED A network link has not been established Check your cable and switch hub connections Once a link is established the green Run LED should not continue to blink but just remain ON If it continues to blink then the firmware may be in error Unit was not initially connected to network upon power up or the network cable is bad The RUN LED will continue to blink as the unit hunts for a network link Connect a network cable to the unit to complete its initialization This only occurs for initial communication Unit in wink mode Read Status register to verify wink status Write 5555H to Wink Toggle Register to toggle wink mode off on Unit failed to boot firmware A continuously flashing green Run LED can 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 Repeated System Resets Occur with Redundant Port Connections External network or switch is not setup to handle redundant media Use an external redundant switch to connect to both ports of this device Cannot Communicate Following Restore Procedure Wrong IP Address IP address has been restored to its default unit address of 128 1 1 100 Cannot Communicate Power ON to the unit Check
8. ES217X 1XXX FRONT PANEL w SC TYPE FIBER PORT 1 Acromag o o ETHERNET 100 FX 10 100 T TX Rx 1 2 RST D PORT 2 soar a A a O NETWORK PORTS 100 FX 10 100 T TX DEFAULT RESET TOGGLE SWITCH COMMUNICATION STATUS INDICATORS Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http www acromag com EtherStax ES2171 2172 User s Manual ES2172 0XXX BACK PANEL ES2171 IS SIMILAR BUT wo X2 POWER 8B OUTPUT PORT OUTPUT PORT 1 OUTPUT PORT 2 EARTH GROUND CHOO CH15 ES2172 ONLY CH00 CH07 CHO8 CH15 RELAY CONNECTIONS C A W A Cc A i AAS l ASA x O E 0c orc o2 c o3 GD E 08 C 09C 10C11C X2 000000000000 0000000000000 8BPXX OUTPUT PORT ui D er a QE mn Dmv i i E AAA P OP OBWOSOOe a mr m Da p Dr al a nf r ID OOWOWOBOOO RELAY STATUS RUN SGOOOOO C 04C05C 06C 07 C C 12C13C 14C15C cs TS3 TS4 A re D B G RLY PWR GND ES2172 OUTPUTS ARE VOLTAGE ES2171 OUTPUTS ARE CURRENT ES2171 DOES NOT INCLUDE 8B OUTPUT PORT X2 L UNIT INDICATORS Alarm Red Status Yellow and Run The Earth Ground G terminals are common Green to the enclosure and isolated from I O p
9. If you are utilizing Hub mode then speed duplex will be forced to 100Mbps half duplex only The Default Communication Mode uses a static IP address of 128 1 1 100 a subnet mask of 255 255 255 0 a default username of User and a default password of password Note Hub repeater mode is 100MB at half duplex only and auto negotiation does not apply in hub mode Important ES2xxx 1 units Fiber ports are forced to 100MB and auto negotiation and auto crossing do not apply Half or full duplex may still be selected but operation is restricted to half duplex only in repeater mode Ethernet Port Controls Port 1 and Port 2 These controls allow you to select that speed and duplex be auto negotiated recommended or you may force the speed to 10Mbps or 100Mbps and the duplex to half or full The existing port status is displayed just below these controls Note that full duplex communication will not be possible unless CSMA CD is suppressed via a switched Ethernet connection at the port i e only one other device is connected to this port Connecting one unit per Ethernet switch port will constitute a switched Ethernet connection On units that have a fiber optic SC type connector for port 1 only 100Mbps operation at full duplex is possible A message just below the port status will tell you if this unit has the port 1 fiber optic option installed The unit includes a DFT mode toggle switch to cause t
10. static and represents a unique fixed IP Address that is generally assigned by your service provider or system administrator The Default Mode static IP address assigned to this unit is 128 1 1 100 refer to the product side label An IP Address is a unique identification number for any host this unit on any TCP IP network including 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 placed between octets Note If you are in Default Mode when you change the IP address noted then when you click submit your unit will leave the default mode and will assume the new IP address This will look like you lost communication with your web browser but you simply need to change the web browser address to continue communicating with the unit Note In order to network your PC with an EtherStax unit you may have to consult with your network administrator and either temporarily change the IP address in your TCP IP configuration see TCP IP Properties of Network Configuration in Windows or create a separate private network using a second network adapter installed in your PC recommended This is because your IP address is likely set to an address that is outside of the address domain of the unit s default IP address The necessary steps for setting up this interface address will vary with your operating system Refer to Acromag Appli
11. 29 30 31 J es 40 41 42 43 44 45 46 47 D PORT2 PORT1 R o 2 3 4 s e 7 6 17 18 19 20 21 22 23 r 32 33 34 35 36 37 38 39 PG O o Units have automatic crossover and may utilize straight through m or crossover cables when making connections Ts1 aN Ts2 183 Acromag ETHERNET 1000M STATUS H O O s DFT ee b QO t BST Jere 9 10 11 12 13 14 15 E224 25 26 27 28 29 30 31 E3 40 41 42 43 44 45 46 47 PORT2 PORT1 R ol1 2 3 4 s e 7 R 16 17 18 19 20 21 22 23 r 32 33 34 35 36 37 38 30 Q O Q HOST PC m o MIU te bo al You can connect directly to a Host PC with a NIC installed or via an Ethernet switch CASCADING UNITS Connections may use Port 1 or Port 2 Limit cascaded connections to 4 segments Limit cable segments to 100M in length You may use straight through or crossover cables TIP You can significantly enhance the EMI RFI performance of your network connections by using Category 5E STP cable Shielded Twisted Pair cable The use of shielded cable is strongly recommended for installations in harsh industrial environments and or in the presence of strong electrical fields For more information on cable refer to the Cables amp Connectors section at the back of this manual Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales a
12. 32768 or 1 part in 65536 internal normalized to 30000 5V range is 15 bits 16384 or 1 part in 32768 internal normalized to 30000 All I O ranges are normalized to 30000 Bipolar 100 or 0 30000 Unipolar 0 100 Output Maximum Voltage 10 2V typical Output Impedance 19 maximum Output Temperature Drift Better than 60ppm C 0 006 C Output Short Circuit Protection Included Output Update Rate Output levels are updated when written and continuously every 5 seconds DAC Count Voltage All output ranges are normalized to 30000 which corresponds to 100 of output range A normalized count is limited to a 16 bit signed maximum count of 32768 which is approximately 109 2 In the table Internal refers to the actual D A count while Register is the ideal program value for the output register i e the normalized value Internal DAC Count Ideal Versus Voltage Output Range e DAC 100 DAC 0 DAC 100 Register 30000 0 30000 Internal 16384 0 16384 Register 30000 0 30000 Internal 32767 0 32768 8B Output Support See the 8B Expansion Interface section that follows this section Current Output Specifications ES2171 Only Output Ranges Select 0 20mA DC or 4 20mA DC The 4 20mA range is a sub range of the 0 20mA range Output Accuracy Output is auto calibrated from the factory to better than 0 1 for current outputs Manual calibration of current outputs
13. Description Holding Registers 4x References Read Write Enable Disable Output Loopback Def 0000H loopbk disabled Reserved Wink Toggle amp Cal Access amp Restore Output Calibration amp System Reset Register Use Wink to help identify network units Cal Access allows manual calibration of unit Reset drives a system reset there is also a RST switch on the unit This register will always read back as OOOOH Reserved Data Type Format Bits 15 9 Bit 8 Bit 7 0 0 Not Used 0 DisLpbk 1 EnaLpbk 0 Not Used Reserved Do Not Use Write 21845 5555H here to cause the unit to wink its green Run LED in order to ID the unit Write the same value a second time to stop winking Use the Unit Status Register wink mode flag to determine the wink state Write 24106 5E2AH to remove write protection from the calibration registers that follow registers 40345 amp 40346 All other values apply write protection to the calibration registers Write 43690 AAAAH to restore the factory output cal values Write 41429 A1D5H to this register to cause a system reset and reboot Write 43981 ABCDH to save factory output calibration Reserved for factory use only Reserved Do Not Use Reserved AO CHOO Cal HI Reserved Do Not Use AO CHOO Raw DAC Count HI AO CHOO Cal LO AO CHO0 Raw DAC Count LO AO CH01 Cal HI AO CH01 Raw DAC Count HI
14. For current outputs enter your measured current in milliamps Click the Step 2 button to store the high calibration endpoint 5 Click the Step 3 button to set the output to its low endpoint cal value 6 Measure the output signal and type the measured value into the Value Read field to 4 decimal places with an accuracy better than 0 0125 For voltage outputs enter your measured voltage For current outputs enter your measured current in milliamps Click the step 4 button to store the low calibration endpoint 7 Calibration of the selected channel is complete You can click the Step button again the Reset Calibration button or simply select another channel and repeat steps 1 6 for the remaining channels one at a time If you make a mistake you can always click the Reset Calibration button at any time to return to Step 1 and start over Optionally you can click Restore All Default Calibration Values if your calibration was in error or you get an erratic response after performing calibration This returns the calibration of the selected channel to its original default ideal values and these values may not achieve rated performance You can use the Output Self Calibration to improve results check your performance and if further improvement is needed perform a manual per channel calibration Note ES2171 Models If you are manually calibrating an ES2171 current output channel you may notice increased error in your
15. See AO Channel 00 Configuration AO CH 02 Cfg See AO Channel 00 Configuration AO CH 03 Cfg See AO Channel 00 Configuration AO CH 04 Cfg See AO Channel 00 Configuration AO CH 05 Cfg See AO Channel 00 Configuration AO CH 06 Cfg See AO Channel 00 Configuration AO CH 07 Cfg See AO Channel 00 Configuration AO CH 08 Cfg See AO Channel 00 Configuration AO CH 09 Cfg See AO Channel 00 Configuration AO CH 10 Cfg See AO Channel 00 Configuration AO CH 11 Cfg See AO Channel 00 Configuration AO CH 12 Cfg See AO Channel 00 Configuration AO CH 13 Cfg See AO Channel 00 Configuration AO CH 14 Cfg See AO Channel 00 Configuration AO CH 15 Cfg See AO Channel 00 Configuration Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Avww acromag com EtherStax ES2171 2172 User s Manual Ref Addr Description Holding Registers 4x References Read Write AO CHO0 TO Time Default is OOOOH timer disabled Data Type Format AO Channel 00 Timeout Time is a 16 bit unsigned integer from 0 65535 seconds representing the time that must expire before triggering a watchdog timeout if outputs have not been updated A value of 0 disables the timer AO CH01 Time AO Channel 01 Timeout Time Value AO CHO02 Time AO Channel 02 Timeout Time Value AO CHO3 Time AO Channel 03 Timeout Time Value
16. The information of this manual Redundant Media Connections 21 may change without notice See Ee een eee Se nes eer Re 23 Acromag makes no warranty Earth Ground sicsccccesctiistivanistcecdeaceeececins 23 of any kind with regard to this Alarm FICLAY scsicsicineiiedssanatvacs saaviedantaiaanican 24 material including but not Analog Outputs ccccccccsecsecesseseeeeeseeeenene 25 limited to the implied Series 8B Analog W O sseccscecessesceseesseeseees 26 warranties of merchantability WEB BROWSER csssssscsssseesecseseeseseseeseeeeees 27 and fitness for a particular Home PAG ates ccorielcestasanendeceteaseeemed 27 purpose Further Acromag Password Configuration Page ss 28 Sodas NO ses ponsiily oy Network Configuration Page sss ss0 29 aly GOTS Hal inay appsar tl Output Configuration amp Test Page 33 is manuel ane makesNa Output Calibration Page cccescesceeeeeeeees 37 Cen 1a update or Utility Page enrii a AS 41 NORT CHS perc maton TROUBLESHOOTING ssesesessessseseseseseseseeseeee 42 contained in this manual No Diagnostics Table 42 allel dil aed ane Getting Out Of Trouble amp Sanitation Proc 45 form without the prior written TECHNICAL REFERENCE consent of Acromag Inc KEY FEATURES sicscceseivcedccs ecu cceiiveic cedeneesededecvents 46 HOW IT WORKS beccewewccecteecsecessenncetyeteveedetecnaneeees 47 MODBUS REGISTERG ceceseeeeeeeeeeeeeeees
17. can be used to improve output accuracy to better than 0 05 Units shipped from the factory have not been manually calibrated Output Excitation 9 16V Excitation required for current outputs see the Power Requirements Excitation specification Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Avww acromag com EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output 6 3 Note Current Output Calibration amp Loopback Unit can be SPECIFICATIONS triggered to auto calibrate the outputs However for the ES2171 this does not compensate for potential offset in the output V I stage up to 0 07 as it loops back the DAC voltage driving the V I converter Analog Current Output Use manual per channel calibration to calibrate to a higher rated ES2171 Only accuracy better than 0 05 Manual calibration of the outputs is not done from the factory Likewise if current outputs are looped back the 16 Process Current Outputs current indicated will not be corrected for any last stage or manual calibration offset Output Maximum Current Limited in firmware to 21 5mA 0 20mA and 21 4mA 4 20mA Limits are set by the 16 bit signed integer maximum of 32768 and a normalized DAC count of 0 30000 for 0 100 This ideally corresponds to 21 84mA for 0 20mA range and 21 48mA for 4 20mA range Output Compliance 13V w 16V excitation See the Power Requirements Excitation specification Outp
18. hubs forward data packets they receive from a single station to all hub ports As a result all port devices connected to a single hub will share the same bandwidth Then as nodes are added to the network hub they compete for this finite amount of bandwidth at 10Mbps or 100Mbps This can cause data collisions to occur and makes network determinism impossible particularly on busy networks Determinism is a term that is used to describe the ability to guarantee that a packet is sent or received in a finite and predictable amount of time In the past lack of determinism is the main reason that Ethernet has had problems being accepted for use in critical control applications as most control systems have a defined time requirement for packet transmission typically less than 100ms An Ethernet switch or switching hub is an intelligent device that is used to more efficiently connect distributed Ethernet nodes than a hub Unlike a simple hub a switch provides targeted data transfer as it will forward a data packet to a specific port or network segment rather than all ports thus freeing up bandwidth The ability to target a packet to a specific port increases network throughput and helps to eliminate the collisions that historically make Ethernet non deterministic Switches act as intelligent repeaters to increase network distance Switches split networks into separate collision domains at each port Switches provides determinism by reducing col
19. 49 Register FUNnCtions c ceceeeeeeeeeeeeeeeerees 49 For additional information Registor Mirroring csccsssssseeeeeeeeees 50 please visit our web site at Data Types sccdivasievatendsnexccesitiscaesseiiedeneatecteas 51 www acromag com and Register Map ii0ccisc secncscecnsenctcesseeseusctexs 51 download our whitepaper SPECIFICATIONG scsscssessesessessseesseaeeaeeeesees 61 8500 765 Introduction To Model NUMbEe S 02 ccccesseeeeeeeseeeeeeeeeees 61 Modbus TCP IP or 8500 648 Mounting Options cscceceseeeeeesseaes 61 Introduction to Modbus Analog Voltage Output ES2172 Only 62 Analog Current Output ES2171 Only 62 8B Expansion Interface scsseseseeeeserees 64 Alarm Relay Output cscceeeeeeeeeeeeeeeeeee 65 MOMONy ian o ninn 66 Agency Approval cescecseeceseeeeeeeeeeeeeenens 66 Reliability Prediction MTBPF 2 0 67 Windows is a registered Enclosure and PhySiCal sceceeeeseeererees 67 trademark of Microsoft Environmental 2 0 eeeeeeeeeeeeeeeeeeeeeeeeeens 68 Corporation Ethernet Interface VE T EE E E E 70 Controls amp INdiCators ccceeeeeeeeeeeee eens 71 CABLES amp CONNECTORG 0 ceceeeeeeeeeeeeeeeeees 72 Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http www acromag com EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output 3
20. 5 Q Register Map Model ES2171 Model ES2172 Write to these registers to set the analog output level The value written is a normalized D A count with 100 of output range represented by 30000 see Note 1 The shaded register addresses are those that are suitable i20 target mapped register addresses if writing to outputs on this unit via i20 configured on another unit These represent the starting target addresses of eight contiguous output registers required to write a port via i2o Make sure you enter the correct target address at your i2o generator or i20 could inadvertently change the configuration of an i20 target device Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com 60 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output Default Register ES2171 2172 Default Register Settings Settings REGISTER ACTION AO Channel Config Registers Output is 10V or 0 20mA Here is a summary of the AO Channel Timeout Time Os Timer is disabled ES2171 2172 default register AO Channel Timeout Value 0 0000 settings and corresponding AO Channel Power Up Reset Value Set Initial Value to 0 default behavior AO Take Action on Timeout Do Change on Timeout Local Relay Failsafe Non Failsafe Enable Failsafe and Alarm Select and Alarm Trigger for Watchdog Timeout and Link Error Wink Register OFF Do Not Wink Note that all of these parameters
21. ANSI ISA 82 01 1988 for voltage rating specified Power Requirements Unit Main 18 36V DC SELV Safety Extra Low Voltage 4 6W max ES2171 2172 1 3 3W max ES2171 2172 0 Observe proper polarity Keep DC power cables less than 10m in length Divide power by voltage to calculate max current Select a supply that can deliver at least twice this amount Current noted is with one network port linked and the alarm relay energized Power Model ES2171 2172 0 Model ES2171 2172 1 163mA Typ 179mA Max 228mA Typ 251mA Max 121mA Typ 133mA Max 169mA Typ 186mA Max 30V 98mA Typ 108mA Max 137mA Typ 151mA Max 36V 82mA Typ 90MA Max 114mA Typ 125mA Max Power Requirements Excitation ES2171 Models Only Connect 9 16V DC between excitation terminal E and output common C for rated performance The maximum load resistance will depend on your excitation voltage as follows ES2171 EXCITATION LOAD RESISTANCE RANGE 0 6000 Notes ES2171 Excitation Requirements 1 With 24V excitation the maximum operating ambient must derate to 35 C x000 enclosed models or 40 C x010 open models 2 The maximum load resistance is calculated from the excitation voltage as follows Rioag max Vexc 3 3 0 0215 Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Avwww acromag com EtherStax ES2171 2172 User s Manual Installation Category Suitable for installation
22. CH 12 Value 16 bit Signed Integer Output Value AO CH 13 Value 16 bit Signed Integer Output Value AO CH 14 Value 16 bit Signed Integer Output Value AO CH 15 Value This block Mirrors 1xxxx Registers 16 bit Signed Integer Output Value Refer to Register Mirroring 1xxxx Input Status Registers are mapped to the 41xxx Holding Register space using an address offset of 41000 This block Mirrors Oxxxx Registers Refer to Register Mirroring Oxxxx Coil Registers are mapped to the 42xxx Holding Register space using an address offset of 42000 This block Mirrors 3xxxx Registers Refer to Register Mirroring 3xxxx Input Registers are mapped to the 43xxx Holding Register space using an address offset of 43000 Notes Register Map 1 The 16 bit D A ranges use a count of 32768 for their native 5V and or 10V outputs All output ranges are normalized to a count of 30000 by the unit which corresponds to 100 for bipolar ranges or 0 30000 corresponding to 0 100 for unipolar ranges Over range is 2768 2 While the ES2172 voltage outputs are directly driven by a 16 bit 10V DAC with an internal resolution of 32768 For the ES2171 only a portion of this voltage 0 5V drives a V I converter to produce 0 20mA 0 16384 DAC count All current output ranges 0 20mA and 4 20mA are unipolar and normalized to a count of 0 30000 corresponding to 0 100 of the range Modbus TCP UDP IP Analog Output
23. If you already know the basics of connecting power connecting a network cable and using a web browser and you only need some help establishing communication Here is a brief outline of what you must do to start communicating with this device right away and where to go if you need help This is an Ethernet device with built in web capability This allows you to use your web browser to set it up and configure it All Ethernet devices have a unique IP address that you are required to know in order to use your web browser to actually communicate with them What if you do not already know the IP address of the unit All Acromag Ethernet devices include an alternate default mode of operation with a fixed IP address set to 128 1 1 100 Additionally the user programmable IP address that is used outside of default mode is also initially set to 128 1 1 100 from the factory If this unit is factory fresh you can talk to it at this address in either mode If your unit is not factory fresh and may have another IP address set then You need to place the unit in its Default Mode which allows you to address it at IP address 128 1 1 100 http 128 1 1 100 You place this unit into Default Mode by depressing the toggle switch to the position marked DFT for about 4 seconds see front figure at right just until the yellow STATUS LED opposite side of unit starts blinking slowly to indicate the unit is in the Default Mode Try browsing the
24. Output Scaling None Unit output channel voltage is 10V and it is up factory Modules that do not utilize the full 10V 16 bit DAC range will have a proportionally lower effective resolution see Table to the user to set the appropriate output voltage range to control the 8B output modules This control range varies with the output module model and this is indicated in the table above This device includes a set of isolated relay contacts adjacent to power at the A amp B terminals The state of these contacts can be set as normally open de energized non failsafe or normally closed energized fail safe These contacts will transfer states upon media failure link loss or power failure if normally energized failsafe operation is selected A red relay LED indicates that the relay contacts are energized closed Alarm Relay Output Type SPST NO 1 Form A Class Division II approved Manufacturer Part Omron G6M 1A DC5 Maximum Ratings AC rated to 3A at 250VAC or 750VA maximum 100K operations minimum DC rated to 3A at 30VDC or 90W maximum Your AC application switching voltage current must not exceed 750VA and 250VAC and 5A Your DC application voltage current must not exceed 90W and 125VDC and 5A Contact Resistance 100 millionms maximum Agency Rating 3A at 250VAC or 24VDC General Use 100K Operations or 5A at 250VAC or 24VDC Resistive Load 6K Operations UL508 File No E41515 CSA C22 2 No 14 Fil
25. Val AO Channel 10 Post Timeout Level AO CH11 TO Val AO Channel 11 Post Timeout Level AO CH12 TO Val AO Channel 12 Post Timeout Level AO CH13 TO Val AO Channel 13 Post Timeout Level AO CH14 TO Val AO Channel 14 Post Timeout Level AO CH15 TO Val AO Channel 15 Post Timeout Level Modbus TCP UDP IP Analog Output 5 5 Register Map Model ES2171 Model ES2172 Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com 56 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output Register Map Ref Addr Description Data Type Format Holding Registers 4x References Read Write Model ES2171 Model ES2172 AO CHOO Start Default is 0000H start from 0 of span AO CHOO Initial Startup Value which is the level that the output is initially programmed to This level is expressed as a 16 bit signed integer with a value normalized to 30000 for 100 of input range Note 1 AO CHO01 Start AO CHO01 Initial Start Val Signed Int AO CHO02 Start AO CHO02 Initial Start Val Signed Int AO CHO3 Start AO CHO3 Initial Start Val Signed Int AO CHO04 Start AO CH04 Initial Start Val Signed Int AO CHO5 Start AO CHO05 Initial Start Val Signed Int AO CHO6 Start AO CHO6 Initial Start Val Signed Int AO CHO7 Start AO CHO07 Initial Start Val Signed Int AO CHO8 Start AO CHO08 In
26. Voltage outputs deliver up to 10V into 10KQ 1mA maximum VOLTAGE OUTPUT CONNECTIONS ES2172 ONLY CHANNEL 1 OF 16 SHIELDED CABLE 10V to 10V VOLTAGE OUT LOAD 10K OHM 1mA mae o E DDODDDDDDD TS3 O LJ LJ LJ VOLTAGE OUTPUTS DO NOT REQUIRE AN EXCITATION CONNECTION TO EXC EARTH GROUND DA DEN DEA Dat Ja VRE RL OUTPUTS SHARE A COMMON CONNECTION TO COM Current Outputs ES2171 Only Requires Additional Excitation The ES2171 model has 16 channels of 0 20mA 4 20mA outputs You must connect external excitation to operate the current outputs ES2171 models only Outputs include current limiting Outputs are not isolated channel to channel and share a common connection The excitation connection EXC is also common to both output ports CURRENT OUTPUT CONNECTIONS ES2171 ONLY SHIELDED CABLE CHANNEL10F 16 CURRENT OUT LOAD UP TO 600 OHMS EARTH GROUND tev OUTPUT VOLTAGE IS LIMITED Q OOVOOOO TO EXCITATION MINUS 3 3V FOR 16V EXC UNIT CAN DRIVE u 21mA INTO 600 OHMS Pu et DE tt T DDDDDDDDD OUTPUTS SHARE A COMMON CONNECTION TO COM TS3 53222 5 a OrOrOz Oz O OO00000 Note that in order to operate the current outputs of the ES2171 you must provide 9 16V of excitation to one of the Excitation terminals as shown above You can use the second excitation terminals to connect redundant
27. any inaccuracy in the output stage and it is not corrected for any manual output calibration that is done at the output channel Polling Rate The output loop back values update continuously at the rate set via this slide control Click and drag this control to set the rate at which you wish to update loopback the outputs The rate is indicated just to the right of this control Disable output polling by dragging it to the far right Output Control Testing Your Outputs Output Control Fields 0 15 Type the output value you wish to set the corresponding output to in these fields Write Outputs Click this button to set the output s to the values you have entered into these fields Note that if this unit is an i20 target device these fields will auto load with the values written to these outputs from inputs on another EtherStax via i2o Note Output Loop Back Limitation While it is possible to program the voltage output to approximately 10 2V the internal A D cannot read values beyond its 10V limits and the input reading will remain at its maximum extent for output voltages that equal or exceed this limit near 10V Reset Click this button to remotely reset the unit This is equivalent to pressing the RST toggle switch on the unit Note that it may take up to 30 seconds to re initialize and restart communication after reset Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com 36 Ethe
28. are individually isolated and any ground connections made on the 8B I O side of the carrier panel does not carry over to the analog common of the port and this common must also be grounded Unused 8B Output Channels Module Installed or Not Do not short the input or output side of these channels Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Avww acromag com EtherStax ES2171 2172 User s Manual Channels of an 8B back panel are mapped to outputs of the unit per the following diagram OPTIONAL 8B BACKPANELS DB25 INTERFACE OF UNIT AT X2 FIELD OUTPUTS OF UNIT 8BP16 8BP08 8BP04 i 1 i 1 L J X2 IS 8B OUTPUT ONLY Joc boca E j O EE ESE Exe co coo E cnl Gob Sion CH00 Ao E coo e coon com _l2 com P 1 coo E coo e cn CH01 3 CH01 CHO1 l P e coo e ea CH02 4 O CH02 TON O E E co T cose CH03 T R P Co P o 46H Choa 7 eA e cro CH02 l E E a coM 8 Bo CHOE con T I coo ja cog cho js re Gries CHO3 l A 0 com 14 So COM 4 l Ec L gcm _ CHO7 12 28 cHor l A o M 71317 62 E on CH08 144 CHO8 cHos f 15119 CHO EXC E Co Com li6 So cHo8 l E o CH1 Hs CH10 l E Co q g
29. are represented by the following simple data MODBUS types for temperature percentage and discrete on off REGISTERS Summary of Simple Data Types Used By EtherStax Models Data Types and Description Data Types Discrete A single bit of a 16 bit word with the bit number position typically corresponding to a discrete channel number Unless otherwise defined a 1 bit means the corresponding output is closed or ON or input is ON active low near OV A 0 bit means the output is open or OFF or the input is OFF or in its high state usually gt gt OV Analog Data This Model A 16 bit signed integer with a possible range of 32768 to 32767 Analog I O ranges of this model are normalized to 30000 which represents 100 of the pre defined range with a resolution of 0 003 Isb For example 100 0 and 100 are represented by decimal values 30000 0 and 30000 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 0 30000 and have a maximum value near 21 8mA 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 data scaled input data and totalized input data 32 bit data is stored in two successive 16 bit Modbus registers For more information see web site a
30. at left gives our recommended approach to making network connections to the EtherStax via switched Ethernet Here we show one EtherStax unit connected per switch port Thus each segment is limited to the traffic of only one device and no collisions are possible This provides the most deterministic method of network communication Only the segment between the host and the switch carries the traffic of multiple units and collisions are still possible in this segment Note that fiber connections must be crossed over as the auto crossing feature only applies to copper connections OBSERVATION The extra copper port of any of these units can optionally connect to other network devices but the resulting concentrated traffic in the upstream network segment would violate the goal of switched Ethernet which is to limit the traffic on each segment to the traffic of one device thereby suppressing CSMA CD This is generally not a problem for a small number of cascaded units For many cascaded nodes it is good practice for the upstream network segment to use a data rate that is 10x the data rate of the downstream nodes otherwise careful attention must be paid to limiting the number of Ethernet devices that traffic on this segment Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http www acromag com 2 0 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output CONNECTIONS Netw
31. checking to keep you from writing invalid values to a configuration register and operation may become unpredictable if you do this under certain conditions If resetting the unit fails to restore order then to regain control of the unit the unit can either be re downloaded at the factory or you can try restoring its initial configuration by following this procedure Procedure For Restoring any EtherStax Unit to its Initial Configuration IMPORTANT Use this only as a last resort as this procedure will reset everything to its default state all holding registers network settings and i20 settings the permanently coded MAC ID does not change 1 With unit power OFF press and hold the front panel toggle switch in the default DFT upward position 2 Holding the toggle switch in the default position and apply power 3 Note the green RUN LED will turn ON Continue to hold the toggle at the DFT position for about 10 seconds until the green RUN LED turns OFF Release the toggle switch at this point and the RUN LED will blink for 1 10 seconds as the unit acquires its address then remains ON for normal operation At this point the unit is not in the default communication mode but all registers are reset back to their default factory state 4 Ifthe green RUN LED never turned OFF while you held the DFT toggle during power up then reinitializing the unit has failed and you should try it again This time make sure that the DFT toggle switch is
32. completely depressed and held until RUN turns OFF while powering the unit Also make sure that you are holding the DFT toggle in the DFT direction upward rather than the RST direction downward If you do restore your unit and you want to return the unit to service later be sure to set your IP address restore the calibration reference and trigger the Output Self Calibration procedure TROUBLE SHOOTING Trouble Browsing Your Unit Getting Out Of Trouble So your EtherStax has apparently gone wild and resetting the unit did not correct your problem then follow this procedure to restore it to its initial configuration and regain control Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com 46 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output KEY FEATURES TECHNICAL REFERENCE High Density Flexible Industrial I O These units support up to 16 analog current or voltage outputs according to model ES2172 models provides a DB25 interface for optional connection to ABPXX back panels for support of up to sixteen 8B output modules Series 8B modules and carriers provide support for a variety of output signal types Field Voltage amp Current Outputs Can Mix w External 8B Outputs These models allow the unit s own field outputs to be mixed with outputs via external 8B module carriers for a wider variety of output signal types and range select
33. displayed You can select the output range set a watchdog timeout time a timeout value the action to take on timeout and even set an initial power up value all on a per channel basis Simply make your selections and then click the Channel Configuration Submit button to write your configuration Repeat this for each output channel of interest Voltage or Current Output Configuration Channel Select Top of Page Click to bullet the output channel you wish to reconfigure Configuration is done on a per channel basis one at a time Range Click to bullet the output range you desire For ES2172 models you can select 5V or 10V while approximately 10 2V represents the full 16 bit dynamic range of the output DAC You can select a unipolar current range of 0 20mA or 4 20mA for ES2171 models and the DAC uses 0 5V of its 10V output to drive 0 20mA to the field 14 bits The 4 20mA outputs can be set to values between 3mA and 21 4mA while the 0 20mA outputs can be set between 0 and 21 5mA Timeout Time 0 65535s Enter the number of seconds from 0 to 65535 that represents the timeout time or the time that must pass with no write activity until a timeout is triggered Timeout Value Enter the signal level the output should assume if a timeout occurs For 5V outputs you can set a value from 5 3V to 5 3V For 10V you can set a value from 10 2 to 10 2V For 0 20mA you can set a value from 0 to 21 8mA Note The unit will not assume a
34. external excitation ES2171 only Note The EXC voltage must be 3 3V greater than the load voltage The DB25 X2 interface installed on ES2172 models is for 8B output modules only The input power and external excitation terminals are series diode coupled for reverse polarity protection which is also useful to facilitate redundant power connections The aluminum enclosure is common to the earth ground terminal and transient suppression devices are shunted to this ground via isolation capacitors maintaining isolation from earth ground If an ungrounded enclosure should contact high voltage the connected circuits will be isolated from this fault condition Output port common terminal C must be tied to earth ground to keep the output circuits from floating Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Avww acromag com EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output 49 Modbus registers are organized into reference types identified by the leading MODBUS number of the reference address REGISTERS Reference Description Read Write Discrete Outputs or Coils A 0x reference Register Functions address is used to drive out data to a digital out channel Read Discrete Inputs The ON OFF status of a 1x reference address is controlled by the corresponding digital input channel The x following the leading character represents a four digit address location in user da
35. if green RUN LED is ON Fiber Connections not crossed over Wrong IP Address The auto crossing feature does not apply to the fiber port These connections must physically cross transmit to receive and visa versa Change IP address of unit or host PC so they match domains Try the default unit address of 128 1 1 100 Many Communication Errors Is cable segment longer than 100M Distance between two Ethernet nodes is limited to 100 meters with approved cable Correct Cable Shielded CAT 5 5E cable or equivalent is recommended Missing earth ground connection Connect earth ground to TS5 GND terminal adjacent to power terminal Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http www acromag com EtherStax ES2171 2172 User s Manual POSSIBLE CAUSE Cannot Browse Unit Your browser may be setup to use a proxy server for LAN communications Redundancy Failover Protection Not Your unit s network configuration is not in hub repeater mode Cannot Access Web Pages Unit Wo Have you forgotten your username and password settings Fiber Port Not Communicating Is fiber cable crossed over Have you selected 100MB and Full Duplex for fiber port 1 Note the Tx channel of the unit is the bottom half of the SC fiber connector while the Rx channel is the top half facing front of unit Communication To Unit is Lost Was communication interrupted by seve
36. includes four twisted wire pairs at eight twists per foot This device is designed for use in harsh industrial environments Acromag recommends the use of shielded cable when wiring to this device Select STP Shielded Twisted Pair cable rather than UTP Unshielded Twisted Pair The use of shielded cable will help protect the transmitted data from harmful EMI Electromagnetic Interference and RFI Radio Frequency Interference It will also help to lower your radiated emissions by keeping the cable from emitting EMI and RFI There are two types of cable solid cable and stranded cable Stranded cables are more flexible than solid cables But since attenuation is higher for stranded cables than solid conductor cables these are generally reserved for short runs and patch applications less than 6 meters Currently there are two types of shielding employed in Category 5 STP cable single shielded cable and double shielded cable Both of these cables have the same core and jacket as UTP cables but also include a thin foil outer shield that covers all four twisted wire pairs Some variations will also include a drain wire that encircles the outer foil Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output T 3 The double shielded version adds an outer wire screen that wraps around CABLES amp the foil shield and also functions a
37. is lost after restore and may need to be rechecked At this point if the green RUN LED continues to blink then you may need to return the unit for repair or reprogramming If you need additional help and you have already reviewed the material in this manual please contact the factory Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output 5 Units are designed to interlock and stack together up to 3 units high A stack of units can be bolted to a wall or flat surface or mounted on deep channel T type 35mm x15mm DIN rails per DIN EN60715 TH35 depending on the optional mounting kit selected Available mounting kits are shown below e 8 226 gt ETHERSTAX DIMENSIONS DIMENSIONS ARE IN INCHES THE ES2171 IS SHOWN AT LEFT THE ES2172 IS ALMOST IDENTICAL BUT DOES NOT INCLUDE THE DB25 INTERFACE CONNECTOR X2 A SINGLE UNIT STANDS 2 444 INCHES TALL EACH ADDITIONAL UNIT ADDS 2 229 INCHES A TWO UNIT STACK IS 4 673 TALL A THREE UNIT STACK IS 6 902 TALL THE OPTIONAL SURFACE MOUNT BASE PLATE 0000 ESA SMK ADDS 0 25 TO HEIGHT eal eececeosa lscsecesea M M i A THE OPTIONAL DIN RAIL CLIP ESA DIN VMK ADDS 1 0 TO HEIGHT WHEN MOUNTED ON 35mm x15mm DIN RAIL GROUND THE OPTIO
38. loopback value indicated on the Output Test Page following calibration For current outputs this loopback signal is taken one stage removed from the output terminals at the output of the voltage DAC Thus it does not include nor compensate for any error or offset of the last voltage to current converter stage which can be as high as 0 07 Instead it interpolates the output current signal based on the DAC voltage and assumes an ideal voltage to current output stage So for current outputs do not rely on the Test Page loopback signal as an accurate representation of the output Always use a voltmeter in parallel with an output load resistance or an ammeter in series with your load to determine the true current output level Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output 4 1 You may also access a Utility Page that includes a couple built in utilities that WEB BROWSER allow you to verify output control via loop back and allow you to export your current configuration to another unit export configuration control You can ae select the Utility Page button from the Test Page screen to display a screen Utility Page similar to that shown here When you first enter a page that includes controls like this you may note that your first click on a control is ignored Oupasertentcona This is because the first click on
39. measurements WARNING Since the Output Self Calibration control calibrates all output channels at once while manual calibration is done per channel performing an output self calibration after a manual per channel calibration will replace the results of the manual calibration Thus you should always auto calibrate first then you can apply subsequent manual calibration only on the channels you desire where you may need to improve specific performance Normally you do not require manual calibration for the outputs as the semi automatic self calibration will achieve rated performance However in the case of the current output ES2171 models automatic calibration does not compensate for small errors contributed by the V I converter that drives the current output So for ES2171 models following an automatic calibration with a manual calibration can be used to improve performance Only semi automatic self calibration has been done on units fresh from the factory Modbus TCP UDP IP Analog Output 3 Q WEB BROWSER Output Calibration Page Reference Measurement Reference recalibration is not normally required and has already been done at the factory The reference voltage is measured between the pins of header P1 which are marked on the back of the top side circuit board do not disassemble mated boards You will have to remove the front end plate to pull the assembly from its enclosure to measure this voltage This should only b
40. o AT CENTER OF REAR PYTLTT TTT TO 5 ANANRVANENANE ENDPLATE BEES O 2222220200 8 eeeeceega D Soe e oe H OUTPUT PORT looogdoeoel s O cocos a6 Cor C Ts3 cadis c c15 C Ts4 amp k E00 c01 C 02C 03 Ewcoe Ce LTO a 222200009 J pooeeee00 P m mmo e Domum j2eeeeeeeal s eooogsoagaeel 55 s CCO5C 06CC07 C Ts3 C1206130 14C15 C Ts4 Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http www acromag com EtherStax ES2171 2172 User s Manual Open Board Mounting Kit ESA OMK EtherStax units can be ordered and mounted without their enclosure This kit includes the jack screws and fasteners necessary to stack two open circuit boards together or two dual board assemblies like this model plus the standoffs and screws for mounting this assembly to a flat surface Note that this is also a replacement kit as open frame units already include these items except for the 6 32 nylon nut Use additional kits as required for stacking more than two boards in this manner ESA OMK KIT CONTENTS TOP BOARD SCREW 4 BD TO BD STANDOFF BOTTOM STANDOFF LU MTG PLATE SCREW 6 32 NUT Mmmmamm 5 NYLON 4 6 32x0 25 PA
41. power up may RED also indicate that the network cable was not connected or was bad on RELAY STATUS power up If you power up without a network cable connected this YELLOW status N LED will flash until you connect the network cable It will not start igs oa flashing if the cable is disconnected after a link has been established RUN PWR ky Continuous flashing ON OFF may also indicates unit is in wink ID GREEN mode Controls Front Panel External User Access Reset Default Address Toggle This momentary toggle switch is located on the front panel adjacent to the network LED indicators and is used to either reset the unit momentary toggle down or toggle the unit into or out of Default Communication Mode toggle up hold for 4 FRONT OF UNIT seconds In Default Mode the unit assumes the fixed static IP address 128 1 1 100 a default subnet mask 255 255 255 0 a ee Acromag default username of User and a default password of password SoN This switch can also be used to restore the unit to its initial factory EUHERNET Wom STS configuration by holding the switch in its default position while D 2 ss OFT een powering up the unit see Getting Out Of Trouble in the TIM T ee Yellow Troubleshooting section for more information Reset is useful for pur ee trouble shooting purposes without having to cycle pow
42. rail allowing up to three units to be stacked together and mounted on the rail The horizontal designation refers to the orientation of an EtherStax relative to the DIN rail ESA SMK Surface Mount Kit This kit includes a shock mounted aluminum base plate and four bolts to attach to the bottom of a housing allowing one to three units to be bolted to a wall or flat surface Modbus TCP UDP IP Analog Output 6 1 SPECIFICATIONS Description Model Numbers Examples ES2171 0000 16 Current Output ES2171 0010 wo Enclosure ES2171 1000 w Fiber Port ES2171 1010 w Fiber wo Encl ES2172 models are similar but have 16 voltage outputs and add a DB25 interface connector for connecting to 8BP expansion panels for 8B output modules sold separately Mounting Options Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com 6 2 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output SPECIFICATIONS Mounting Options DIN Rail Surface or Open Frame Mounting Analog Voltage Output ES2172 Only 16 Voltage Outputs with DB25 8B Interface Note This unit can auto calibrate its DAC output by reading each output with its own A D along with a known reference voltage 4 5V 0 05 5ppm C This is sufficient to achieve accuracy suitable for most applications The output accuracy can still be improved by several orders of magnitude by manually calibrating
43. terminal blocks in the area of this notch to gain access to the DIN clip ETHERSTAX ESA DIN HMK REMOVAL FROM DIN RAIL USE A SCREWDRIVER AS SHOWN TO PRY BACK ON DIN RAIL LATCH AND RELEASE UNIT FROM RAIL IT MAY BE NECESSARY TO TEMPORARILY UNPLUG TERMINAL BLOCKS TO GAIN ACCESS TO DIN LATCH a PORT2 PORT 1 x Acromag O QO PA ee urm ee 35mm x15mm DIN RAIL LOCATE DIN LATCH IN AREA OF NOTCH IN BASE PLATE ETHERSTAX ESA DIN HMK STACKING UP TO 3 UNITS MAY BE STACKED ON A DIN RAIL USING ESA DIN HMK AS SHOWN 7 74 gt m 5 51 gt m 3 28 gt gt 0 84 lt 2 44 gt lt 2 29 gt lt 2 29 gt fam Ba o z Ba om Han mize 35mm x15mm A DIN RAIL v SUBTRACT 0 59 FROM DIMENSIONS SHOWN IF USING ESA SMK BASE PLATE NO DIN RAIL MOUNT gt 0 25 Modbus TCP UDP IP Analog Output Q MOUNTING AND DIMENSIONS IMPORTANT Be sure to remove power before attempting to disengage unit from the DIN rail Be sure to grip unit firmly before disengaging unit from rail and avoid dropping it Note that you can stack up to 3 units on the ESA DIN HMK or ESA SMK as shown at left Subtract 0 59 inches from dimensions shown if using ESA SMK i e no DIN rail mount Acr
44. the forwarding time latency and possibly cause fragmentation it can also effectively reduce the occurrence of error frames and improve overall throughput for most applications This is particularly useful where there is heavy network traffic and or greater potential for noise and interference The optional hub repeater mode of this switch provides low latency network packet transmission that effectively reduces jitter on the network Ethernet switches have higher inherent latency that varies with packet size due to their store and forward behavior Thus operation in switch mode adds latency and results in possible latency deviations up to 167us jitter In hub mode there is a maximum port to port latency of only 310ns with a total deviation of only 40ns This is because hubs immediately repeat the bits arriving on one port at their other ports rather than storing the entire message first before forwarding it as switches do This sometimes makes them more useful for transmission of time critical data or for reducing latency where there is concentrated link traffic like the main trunk of cascaded units We can also use the hub mode of this switch to implement media redundancy to this device That is if you connect the EtherStax to an external switch that happens to support media redundancy via a proprietary ring method or the Spanning Tree Protocol STP or Rapid Spanning Tree Protocol RSTP then the EtherStax unit can be placed in h
45. to make a linear correspondence between the A D response digital count and the voltage signal itself You can enter your own measured value in this field if you wish to recalibrate it Submit Reference Value Button Click this button after you have entered a measured reference voltage in the Voltage Reference field to store your measured value in non volatile FRAM memory Restore Factor Voltage Reference Value Button If you make a mistake and have entered the wrong value for the calibration reference you can click this button to restore the original value measured from the factory You would also click this button if you performed a system restore of the unit see Troubleshooting Getting Out of Trouble procedure This reference voltage is 4 5V 0 05 5ppm C and the value in this field should read between 4 4968 and 4 5032 Steering circuitry prior to the port input buffer allows each A D channel to connect to this reference voltage and alternately to analog common for zero The unit utilizes the corresponding raw A D output count for both zero and the reference voltage to calibrate the input by defining the equation of a straight line used to interpolate the input signal for any given A D count Additional controls of this page provide two different methods to achieve output calibration automatically for all channels at once using the internal A D to make measurements or manually on a per channel basis using your own DVM to make
46. unit with your web browser address at http 128 1 1 100 If your unit is in default mode you should be presented with the home page If you are using IP address 128 1 1 100 and you still can t talk to the unit You cannot talk to this device at IP address 128 1 1 100 if the Network Interface Card you are using to connect to our device is set to an IP address outside of the address domain established by this default address You must set the IP address of your network interface to an address like 128 1 1 x where x is an integer from 1 to 254 except 100 our default address This procedure is covered in document 8500 815 shipped with your unit It is also detailed in Application Note 8500 734 which you can obtain from the CDROM shipped with your unit or optionally via download from our web site at www acromag com You managed to browse to the unit s Home Page but now you need to get to the Network Configuration Page to set your own IP address In order to access any of the other web configuration pages like the Network Configuration Page you will need to first enter a Username User and Password password to gain access these are the default username and password settings for all EtherStax models and these entries are case sensitive QUICK START Guide to Quickly Establishing Communication FRONT OF UNIT Acromag COM ETHERNET 10 100M STATUS Q O 8
47. 171 2172 User s Manual HOST PC CONNECTED DIRECTLY TO UNIT Note This MDI to MDI X connection does not require a crossover cable CAT 5 UTP CABLE UP TO 100 METERS Use Regular or Crossover Cable za HOST PC O WH M Connect to Host PC w Network Interface Card NIC Network Port 1 or 2 O Acromag D D 2 OTOT ATT nri e CE2 2 D O Oo y Q If your unit is a Model ES2171 2172 1xxx it includes both a 100FX fiber port and a 10BT 100BTX copper port To connect directly to the fiber port from your PC you will need a compatible NIC card installed in your PC or a media converter Note that the auto crossing feature does not apply to fiber connections and the Tx and Rx fiber channels must be mechanically crossed Optionally you may use an external Ethernet switch to connect to your EtherStax unit recommended The recommended approach for switched Modbus TCP UDP IP Analog Output 1 5 CONNECTIONS Network Basic Connections Your host PC will require that a 10 100M network interface card NIC for Ethernet be installed to connect to the EtherStax unit You may connect to port 1 or port 2 of the EtherStax The EtherStax unit is auto crossing allowi
48. 172 models at interface connector X2 Install only 8B output model types on any 8B carrier connected to the X2 DB25 interface You cannot intermix 8B output modules with input modules on the same carrier without introducing contention and risking damage to I O circuitry 8B Compatible Modules See the following table for output module types Modules mount in pin sockets on the carrier circuit board and are retained via module captive 4 40 machine screws one per module Refer to the Acromag web site at www acromag com for the most up to date listing of modules 8B Output Modules Sold Separately 8B Input Output 8B Input Output Model Signal Range Model Signal Range Current Output Modules 100Hz Voltage Output Modules 1KHz The Input Signal refers to the internal signal required to drive the output i e the voltage signal provided by the ES2172 The Output Range is the isolated field output signal of the module itself 8B Compatible Panels Industry standard 8B module carriers 8BP04 4 channel 8BP08 8 channel and 8BP16 16 channel Panels and modules are sold separately These items can be purchased from Acromag or directly from Dataforth Consult factory 8B Compatible Cable System interface cable is SCMXCAOO06 xx xx is 01 02 or 07 and refers to the length in meters This is a DB25 Male to Female interface cable for connecting 8BP04 08 16 back panels to the EtherStax unit or o
49. 20 x 0 375 Flat Head 100 Counter Sink Phillips 4 Rubber Grommet 0 625 O D x 0 266 I D The 1 4 inch bolts and washers recommended to attach this assembly to a flat surface or panel are not provided For DIN rail mounting of this plate see ESA DIN HMK Modbus TCP UDP IP Analog Output T MOUNTING AND DIMENSIONS Insert the four rubber grommets into the holes at each corner of the base plate Then use the four 1 4 20x0 375 flat head counter sink bolts provided to bolt this plate to the bottom of the enclosure Be sure to insert the bolts from the counter sink side of the plate Add any additional units to your stack you can safely stack up to three units on this plate Use 1 4 inch bolts not provided to bolt this assembly to a wall or flat surface It is recommended that flat washers not provided be used to protect the rubber grommet Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http www acromag com 8 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output MOUNTING AN D ETHERSTAX SURFACE MOUNTING WITH ESA SMK DIMENSIONS ren each comer of baseplate FLAT WASHER REQUIRED 4 PLACES NOT INCLUDED f x Fie L onten Ge of O Se A fe el le t DIN Rail Horizontal Mount Kit ESA DIN HMK one to three u
50. 5 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com F 4 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output CABLES amp CONNECTORS Copper Connections Cable Termination Kit ESA CTK _The EtherStax enclosure includes a panel mounted frame around the RJ45 network port that accommodates special IP20 clip type plug connectors that help to secure the network connections from shock and vibration You can still utilize standard RJ45 modular plug connectors but if you want the added security of this clip frame then you have to use the compatible cable plug connectors provided by this kit This kit provides the male plug and sleeve housing for one end of Category 5 Ethernet cable that will mate to this frame You can purchase these items from us by referencing Acromag ESA CTK The Category 5 cable is not included but readily available from other vendors You can use a standard modular crimping tool for attaching the RJ45 plug of this kit to your cable for example see Phoenix crimping tool CRIMPFOX LC RJ45S catalog 1207420 You will need one kit for each EtherStax connection Model ES2171 2172 1xxx units include an SC type fiber optic port for multi mode fiber connection Note that the standard EtherStax units use SC type Stab amp Click fiber connectors If your application requires ST Stab amp Twist type fiber connectors you can request this option from the factory at an additional charge Yo
51. 80 Fax 248 624 9234 Email sales acromag com http www acromag com EtherStax ES2171 2172 User s Manual v Connect 18 36V DC to the power terminals PWR and PWR and observe proper polarity Optionally connect redundant backup power to the second set of terminals For supply connections use No 14 AWG wires rated for at least 75 C CAUTION Do not Exceed 36VDC peak DC POWER CONNECTIONS REDUNDANT POWER 18 36V DC 18 36VDC 18 36VDC a OBSERVE PROPER POLARITY Bole D INPUT POWER IS ISOLATED REY PR GND AND REVERSE POLARITY PROTECTED GREEN RUN LED L Indicates Power ON EARTH GROUND RELAY STATUS EO RUN Each power input is series diode coupled providing reverse polarity protection and allowing external redundant drive With redundant power connections the higher voltage will carry the load and if that supply later fails the lower voltage will carry the load You cannot use the second set of terminals to cascade power to other units because of this diode ES2171 Models require an additional power connection between the output excitation E and common terminal There are two E terminals provided and both are series diode coupled allowing a second redundant excitation supply to be connected for backup You cannot operate the current outputs without 9 16V of excitation applied CAUTION Risk of Electric Shock Mo
52. AT 5 5e UTP STP The Ethernet port of this unit is wired MDI X by default but includes automatic crossover the Ethernet port of your PC is typically wired MDI Thus you can use either a straight through or crossover cable to connect this device directly to a PC Ethernet switch or another unit FRONT OF UNIT RJ45 Clip Frame for secure media D Acromag connections Sa COM a ETHERNET 10 100M STATUS A M Sayed DFT e PORT2 PORT1 For Compatible Connectors see ESA CTK Cable Termination Kit The RJ45 clip frame mates with the compatible connectors of the ESA CTK for increased immunity to shock amp vibration For increased immunity to shock and vibration the RJ45 network connections include special clip frames that can be used with compatible plug connectors to help secure your network connection from breaking free under shock or vibration You can still utilize industry standard RJ45 modular plugs but if you want the extra security provided by this clip frame then you can order compatible connectors via the Acromag ESA CTK Cable Termination Kit This kit includes the male plug and sleeve housing that mate to the RJ45 frame of the enclosure for one end of CAT5 cable cable not included You will also need a modular plug crimping tool for attaching the plug provided to your cable Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http www acromag com EtherStax ES2
53. Acromag q EtherStax Stackable Industrial I O Family Modbus TCP UDP IP 10 100MB Ethernet I O Analog Current amp Voltage Output Models ES2171 16CH 0 20mA 4 20mA Output Model ES2172 16CH 10V 5V Output w 8B Interface USER S MANUAL Target Device ACROMAG INCORPORATED Tel 248 295 0880 30765 South Wixom Road Fax 248 624 9234 P O BOX 437 Wixom MI 48393 7037 U S A Copyright 2009 Acromag Inc Printed in the USA Data and specifications are subject to change without notice 8500 824 D10C008 2 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output TABLE OF IMPORTANT SAFETY CONSIDERATIONS You must consider the possible negative effects of power component CONTENTS wiring sensor or software failure in the design of any type of monitoring or control system This is very important where property loss or human life is Symbols on equipment involved Itis important that you perform satisfactory overall system design and it is agreed between you and Acromag that this is your responsibility AN GETTING STARTED QUICK STAR wiweescecnsesscectucoecietededeceieieudetinae tes 3 Means Refer to User s MOUNTING AND DIMENSIONG ccscceeseeees 5 Manual this manual for CONTROLS amp INDICATORG 2 2ceseeeceeeeeees 12 additional information ISOLATION BARRIERG cscccsseeseeseeeeeseeesees 13 CONNECTIONG cccececsceeeeeeenenseeeseeeesnenens 14 NGTWOUK orsin aa 14
54. Coil Registers are mapped to 42xxx Holding Registers 1xxxx Input Status Registers are mapped to 41xxx Holding Registers 3xxxx Input Registers are mapped to 43xxx Holding Registers For 3xxxx Input Registers the format of the registers are identical and you only need to offset your address by 43000 For example if you want to read Input Register 1 through the Holding Registers you would use the Read Holding Registers function with an address of 43001 For the 1xxxx Input Status Registers the return data is reformatted to match the Holding Register format For example if you request the Input Status for 16 digital inputs instead of getting 2 bytes returned with the 16 bits representing the 16 digital inputs you will get 16 separate words each set to either OOOOH OFF or FFFFH ON For the Oxxxx Coil Registers reads are handled in the same way as the 1xxxx Input Status Registers You can also write to the coil registers by using the Preset Single Register function with an address offset of 42000 Setting the data to 0000H will turn the coil OFF while setting the data to FFOOH will turn the coil ON Writing to multiple coils is not supported via register mirroring you must use the Write Multple Coils function for that Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output 5 1 I O values for ES2100 units
55. ETHERNET ONE UNIT PER SWITCH PORT VIA COPPER RJ45 CONNECTIONS UP TO 100M PER SEGMENT a j m aeseasgeasesseseeseceseosee cm se8eaeeeeeerssgesasosseseed E 0 The drawing above shows how to network connect EtherStax units to an 8 port Ethernet switch such as Acromag Model EIS 408FX M Note that the I O LAN is distributed locally using copper RJ45 cable connections up to 100M per segment and then connected to a remote distant host using fiber cable The copper connections may use standard or crossover cables as both the EtherStax unit and the Ethernet switch include automatic crossover but it is generally not considered good practice to use crossover cables when connecting to an auto crossing switch The switch shown above could be eliminated if you were connecting to an EtherStax Model ES2171 2172 1000 which includes one fiber port and one standard RJ45 port For example you could use the fiber port built into the EtherStax to connect to the distant host using fiber then add an additional EtherStax locally via its RJ45 port similar to that shown on the next page However the traffic of both units would still be concentrated in the main trunk from the host and this does not follow the key principle of switched Ethernet which seeks to suppress CSMA CD and prevent data collisions by connecting only one device per switch port Modbus TCP UDP IP Analog Output 1 Q CONNECTIONS Network The drawing
56. EtherStax compatible with current proprietary media redundant ring methods Spanning Tree STP or Rapid Spanning Tree RSTP but limited to half duplex operation hubs are half duplex devices The figure below depicts the EtherStax unit connected to a redundant switch media ring Here we use an Acromag EIS408FX M switch to build the ring which supports redundant ring The EtherStax unit must be placed in hub repeater mode prior to making these connections Connected this way the EtherStax looks just like an Ethernet hub to the ring and operates transparent to the media ring The redundant path fail over and recovery are managed entirely by the external switch ACROMAG EIS 408FX M J J SN oe f f REDUNDANT MEDIA Yi RING CONNECTIONS ACROMAG ACROMAG EIS 408FX M j IF PRIMARY PATH LATER FAILS If EIS 408FX M THEN RING WILL FAIL OVER TO THE ALTERNATE PATH ama a SWITCH SWITCH i J l AE E E E HE I DISABLED PATH SWITCH BLOCKS S COMMUNICATION ETHERSTAX UNIT VIAREDUNDANT J PATH ry 5 CONUN pi THE ETHERSTAX IS I O 1 TRANSPARENT TO jj THE RING IN HUB H MODE js Mf Jf te LH Wf m E Pi UNIT MUST BE IN a jie HUB REPEATER m Acromag Inc Tel 248 295 08
57. 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 EtherStax ES2171 2172 x0x0 Report Slave ID Example Response FIELD DESCRIPTION Unit ID Echo Unit ID Sent In Query Function Code 11 Byte Count 43 Slave ID Model No 09 ES2171 x0x0 all 4 model variations OA ES2172 x0x0 all 4 model variations FFH ON 41 43 52 4F 4D 41 47 2C 39 33 30 30 2D 31 38 30 41 2C 45 53 32 31 37 32 2D 78 78 78 78 ACROMAG 9300 180A ES21 72 xxxx serial number amp rev six byteMACID Note ES2171 models share slave 09 and firmware number 9300 180 ES2172 models share slave ID OA and firmware model 9300 181 The firmware number is also indicated on home page of the web browser Run Indicator Status Firmware Number String Additional Data Field For your convenience the EtherStax mirrors the contents operation of registers Oxxxx 1Xxxx amp 3xxxx as applicable into holding register space for systems and controllers that cannot directly access registers Oxxxx 1xxxx amp 3xxxx All Modbus registers can be written to or read from using either the standard methods described in the Modbus specification or through mapping mirroring to the Holding Registers The registers are mapped as follows and specifics follow the mapping Oxxxx
58. Manual This high density industrial Ethernet I O system provides 16 analog outputs of voltage ES2172 or current ES2171 Output channels employ 16 bit D A conversion Units include dual isolated 10 100M Ethernet ports for monitoring calibration and control of the outputs via Modbus TCP IP or UDP IP The ES2172 voltage output model adds a DB25 interface connector to optionally connect to a Series 8B expansion panel of 4 8 or 16 output channels The unit is DC powered with redundant power input and reverse polarity protection Field outputs are wide band multi ranging and single ended Dual network ports allow the unit to be conveniently cascaded with other EtherStax units or for implementation of end node redundancy schemes when connected to Ethernet switches that implement redundancy Dual network ports also provide a low latency low jitter hub repeater mode Output channels the alarm relay network ports and the power circuit are isolated from each other and from earth ground chassis Non volatile reprogrammable memory in the unit stores configuration and calibration information EtherStax model prefix ES denotes the EtherStax Ethernet I O family The trailing 21 denote the 2100 series The 71 following 21 denotes a 16 channel voltage output model A 72 following 21 denotes a 16 channel current output model The ES2172 has one DB25 interface connector for optional connection to industry standard 8B
59. Max Above is maximum power with alarm relay energized As a rule your supply should be capable of providing at least twice the maximum current draw of the unit for inrush Your series fuse should also be minimum rated for greater than twice this current also Earth Ground Warning To comply with safety and performance standards use shielded cable and connect earth ground as noted Failure to use good wiring and grounding practices may be unsafe and harm performance Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http www acromag com 2 4 EtherStax E Alarm Relay The relay LED indicates the energized state ON of these SPST contacts You can configure these contacts as failsafe or non failsafe If you select failsafe contacts then you can also use this relay to signal a power failure contacts de energize when power fails IMPORTANT External contact protection is required for use with inductive loads Failure to use adequate protection may reduce the life of the contacts or damage the unit S2171 2172 User s Manual Modbus TCP UDP IP Analog Output v The local alarm relay contacts are located adjacent to power and are labeled A amp B These contacts are switched for conditions of media failure link loss watchdog timeout or power failure failsafe only Contacts are normally open type de energized but are configurable as failsafe normally en
60. N HEAD SCREWS 1 4 HEX MALE FEMALE STANDOFF 1 9 16 LONG WITH 6 32 x0 375 FEMALE THREAD amp 6 32 x0 250 MALE THREAD 1 4 HEX FEMALE STANDOFF 3 8 LONG w 6 32 THREADS 6 32 x0 25 SEMS SCREW WITH INTEGRATED WASHER 6 32 NYLON NUT REPLACES STANDOFF OF UPPER BOARD ESA OMK kit items are also included with every open board assembly je 7 500 7 K ry A tk ee ETHERSTAX DUAL BOARD OPEN FRAME DIMENSIONS n D DIMENSIONS ARE IN INCHES ae STANDOFF MOUNTING 4 PLACES 4 250 sodi FOUR 0 150 DIA MOUNTING HOLES WITH 0 280 DIAMETER SHOULDER D AND 0 108 ISOLATION CLEARANCE 0 25 gt TYP y p Y 0 980 ous WY WW j i 7 920 gt OPEN STACK ASSEMBLY TWO DUO UNITS 0 150 nonnnonen eee a 1 139 sie co 2s ay 1 563 ss 3 9 0 440 E i y os ESASMK K 0 125 Modbus TCP UDP IP Analog Output 1 1 MOUNTING AND DIMENSIONS IMPORTANT Units ordered without their enclosure do not retain safety agency listing but are recognized components see Specifications Agency Approvals Open frame units are also vulnerable with respect to ESD While the open unit retains all of its built in transient suppression and filte
61. NAL BASEPLATE AND HEAVY DUTY screw lt DIN RAIL MOUNT ESA DIN HMK ADDS 0 84 TO HEIGHT WHEN MOUNTED ON 35mm x15mm DIN RAIL 6 125 TAOS 3 GROUND J SCREW L gy GROUND SCREW DIN Rail Vertical Mount Kit ESA DIN VMK One or Two Units This kit includes two plastic DIN clips Rose Bopla 77003500 that slide into the dove tail channel of the bottom of the housing You can use one clip to mount a single unit or both for added stability when stacking two units If stacking more than two units on a DIN rail see ESA DIN HMK O Q Acromag com ETHERNET 10 100M STATUS Q Q ee ee DFT M TTT a t ee A OO O PORT2 PORT1 D L x i Q Nw pd Q Position clip such that TOP is aligned WwW DIN MTG CLIP with end of unit you want upright C OF ESA DIN VMK TOP should coincide with the upper lip of the DIN rail TOP UPWARD This side of clip should TO HANG Tilt unit and place TOP of clip over upper lip align with top of rail of DIN rail Press bottom towards rail to snap in place TO REMOVE Push unit upward and tilt TOP of unit back towards you to disengage it from rail MOUNTING AND DIMENSIONS A single unit stands 2 444 inches tall Each additional unit adds 2 229 inches A two unit stack would
62. P expansion panels which support a variety of output module types Other options are selected via a hyphenated four digit suffix to the model xxxx The first suffix digit specifies the physical connection O Dual 10 100M copper 1 one 10 100M copper port and one 100BaseFX fiber port The second suffix digit specifies the protocol 0 Modbus TCP IP amp UDP IP The third digit specifies the housing O aluminum extrusion 1 open frame with no housing The last digit specifies the input power 0 18 36V DC Standard units can interlock and stack together up to 3 units high A single unit or stack of units can be bolted to a flat surface or mounted on deep channel T type DIN rails 35mm x15mm depending on the optional mounting kit selected These mounting options are listed below Detailed drawings of these items are included in the Mounting and Dimensions section at the front of this manual ESA DIN VMK DIN Rail Vertical Mount Kit This kit includes two plastic DIN clips that slide into the dovetail channel at the bottom of the housing You can use one clip to mount a single unit or both clips for added stability or when stacking two units The vertical designation refers to the orientation of an EtherStax unit relative to the DIN rail ESA DIN HMK DIN Rail Horizontal Mount Kit This kit includes the same bolt on aluminum base plate as ESA SMK above but adds a heavy duty DIN clip and screws to mount the base plate on a DIN
63. RATION OF TRAFFIC IN THE CUT THROUGH PATH WITH THIS CONNECTION CASCADED CONNECTION For optimum performance the ideal recommended approach is to utilize an external Ethernet switch and connect no more than one Ethernet device per switch port this is what is referred to as switched Ethernet Connection in this manner avoids the negative effects of concentrated traffic and suppresses the need for collision detection This effectively allows a segment to operate in full duplex at the fastest possible speed Thus the throughput of 100M at half duplex can effectively approach 200MB when operating at full duplex for switched Ethernet Although the connection shown above still retains the benefit of switched Ethernet without utilizing an external switch it really only applies to the first two nodes If you wanted to connect more than two nodes but still retain the benefits of switched Ethernet you would have to utilize an external Ethernet switch and connect one EtherStax unit per switch port Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http www acromag com EtherStax ES2171 2172 User s Manual Although it may be possible to cascade more than two additional EtherStax units 3 units it is recommended that the number of units connected in this fashion be limited to 3 total the recommended physical height of a single stack of EtherStax units as shown in the following drawing
64. S2171 model it is somewhat less accurate because it only calibrates to the output of the voltage DAC which is one stage removed from the actual current output The DAC drives a voltage to current converter for an ES2171 current output As a result any inaccuracy in the V I converter is not compensated for using output self calibration and this could add up to an additional 0 1 of error Self calibration of ES2171 current outputs will only achieve results better than 0 2 You may use manual channel calibration described above to improve calibrated accuracy beyond these figures and as shipped from the factory Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com EtherStax ES2171 2172 User s Manual Voltage Reference Calibration The on board calibration reference used for output self calibration can be separately calibrated by accurately measuring its value and entering it in the field provided in the Voltage Reference Calibration section of this page This has already been done at the factory and recalibration of this reference should not normally be required You should not change the value indicated in this field unless authorized to do so or performance may be negatively affected Voltage Reference Field 4 4968 to 4 5032 The internal calibration reference is precisely measured at the factory and its voltage value stored in the unit That value is indicated in this field and is used
65. SE THE REDUNDANT PATH DISABLE IT AND HOLD IT AS A BACKUP PATH OPTIONAL SHOULD THE PRIMARY PATH FAIL NODE REDU NDAN CY BALLI EET NNECTION CONNECTIONS PT io lt REDUNDANT SWITCH REQUIRED B fs m geeasseer eogesseen soneecces IMPORTANT THE UNIT MUST BE IN HUB MODE PRIOR TO CONNECTING THE SECOND i 7 CONNECT TWO NETWORK PATH TO PREVENT PATHS TO UNIT MESSAGE LOOPS FROM USE AN ETHERNET N DEVELOPING SWITCH TO DISTRIBUTE NODES Note The EtherStax fiber port does not operate in hub mode and cannot be used in redundant path applications Modbus TCP UDP IP Analog Output 2 1 CONNECTIONS Network Network Redundant Media Connections Optional Recommended for High Reliability Applications When the EtherStax network port is placed in hub repeater mode it can support media redundancy right to the node if connected to a redundant switch as shown at left Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com 2 2 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output CONNECTIONS Network Redundant Media Connections Optional Recommended for High Reliabilty Applications TIP If you connect to both ports of this device at the same time from your network and
66. The device shall be installed in compliance with the enclosure mounting spacing casualty including markings and segregation requirements of the ultimate application 2 The accessibility of live parts through openings in the enclosure and reliable retention of guards or barriers for prevention of risk of electric shock shall be considered in the end product evaluation 3 The acceptability of the connection headers shall be determined in the end product 4 These devices shall be operated within their electrical ratings and in an ambient temperature not exceeding 75 C 5 When used in end product programmable controllers must meet requirements for use in Class I Groups A B C and D Division 2 or Class I Zone 2 Group IIC Hazardous Locations 6 The following temperature code should be noted T4A Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output 6 T MTBF Mean Time Between Failure MTBF in hours using MIL HDBK SPECIFICATIONS 217F FN2 Temp ES2171 00x0 ES2171 100x0 ES2172 00x0 ES2172 10x0 Reliability Prediction 25 C 416 181 hrs 421 824 hrs 547 718 hrs 557 534 hrs 40 C 306 845 hrs 304 336 hrs 407 365 hrs 402 953 hrs Per MIL HDBK 217 Ground Benign Controlled GgGc Enclosure Material Extruded aluminum 6063 T6 alloy silver anodized finish IP40 minimum
67. ables whose total length is less than 30m Emissions per European Norm EN61000 6 4 2007 Radiated Frequency Emissions 30 to 1000MHz per CISPR16 Class A 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 IMPORTANT Power and I O wiring must be in accordance with Class I Division 2 wiring methods of Article 501 4 b of the National Electrical Code NFPA 70 for installations in the US or as specified in section 18 1J2 of the Canadian Electrical Code for installations within Canada and in accordance with the authority having jurisdiction This equipment is suitable for use in Class I Division 2 Groups A B C and D or non hazardous locations only WARNING EXPLOSION HAZARD Substitution of components may impair suitability for Class Division 2 WARNING EXPLOSION HAZARD Do not disconnect equipment unless power has been switched off or the area is known to be non hazardous The maximum surrounding air temperature is 75 C The torque ratings for field wiring terminals is 0 5 0 6Nm 4 4 5 3 lb inches for power amp relay terminals and 0 22 0 25Nm 1 9 2 2 lb inches for the input terminals Reference Standard CNR indicates investigation to Canadian Standard C22 2 No s 142 M1987 amp 213 M1987 USR indicates investigation to United States UL Standards 508 Seventeenth Edition amp ISA 12 12 01 2007 M
68. acromag com http www acromag com 6 4 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output SPECIFICATIONS 8B Expansion Interface For Connection to 8B Outputs at X2 of ES2172 Models Only 8B Modules Expansion Panels and Accessories can be purchased from Acromag or from DataForth consult the factory Modules that do not utilize the full 10V 16 bit DAC range will have a proportionally lower effective resolution see Table ES2172 models add a female DB25 connector marked X2 on the back of the unit that allows you to connect an 8BP04 8BP08 or 8BP16 back panel for installation of industry standard 8B output modules sold separately Sixteen 16 bit 10V voltage output DAC s drive the sixteen output channels of the ES2172 in tandem with pins of the DB25 interface Installed 8B modules will displace the corresponding field voltage channels of the unit However it is possible to intermix field voltage channels on the unit with 8B channels on a connected back panel as long as you do not wire to corresponding outputs Keep in mind that four and eight channel 8B back panels will always consume the first 4 or 8 output channels of the unit 8B I O modules include transient protection and 1500VAC isolation 240VAC safety rated isolation Likewise 8B output modules are driven by the 0 5V 5V and 10V DAC output signals according to their model IMPORTANT Only 8B Output Modules can be driven by ES2
69. al 1 Outpt Centon Pp lt Wit nora per CEE G2 u Tax p DE Bors Cotpemensine Page e ES2171 Output Configuration Test Page Current Outputs Cmi 0 Cmi I Odl Cammi e mak Cei t Caci 6 Oai Oeit OO OOj OOil OC 12 OOil Chem OCs if Cik om he chasei memba yom wnt ty confers Einteg configuration van sd be bonded atomer ab ml ary Sard charges om firs be made Chek os he Cheer Confpestcn Sata teetn when fried veh rad chanel Current Output Channel 0 Reg Ow RA dee MA Thara Tine Second Tenront V ai mA Taker Acton On Trent O No Yes Power Lip Revet Valor GA J The cope oms beim me pobal amd do mot nend to be dome foe ea homed Relay Costrot Amm eer C Fabat O Now Fabat Am Ox O Watchdog Tineo Oniy Wachdog Teneo and Lick Bror GE Bors cortona Page R Thee configurations below are pobal and do sot oend to be done for each cummed Relay Coatrot Amiry Fada Now Fable Actco Oe O Wachi Tissot Oh Wang Teneoue mad Link Emir if J Output Loopback Control leisi Opet Loophat Deeg bo Ne Ye f z J Byte Order Comtrot Byte Orde BAB DO Bo 01 B2 M Bi B BS m2 smmm G9 Fax p K Bomiyon a e Output Channel Loopback Values Channel Output Control Cheanel Oxtpet Settings mt sA sA sA s sA mA s Modbus TCP UDP IP Analog Output 3 3 WEB BROWSER Output Configuration amp Output Test Page After completing the username password assignments plus the network and inp
70. application to a network protocol socket is a software object not a physical object For example a Modbus application program can send and receive TCP IP messages by opening a socket and reading and writing data to and from the socket On TCP IP and UDP networks a port is an endpoint to a logical connection a connection port and the way that a client program specifies a specific server program on a computer network For example a Modbus program will open TCP port 502 to be readable from other Modbus devices on the network which also use port 502 to establish a connection A port may have more than one socket active at a time and this server device will allow up to 10 sockets to operate simultaneously over its contact port 502 Gateway refers to the IP Address of the gateway if your local area network happens to be isolated by a gateway Typically it is assigned the first host address in the subnet If a gateway is not present then this field should contain an unused address within the host subnet address range A gateway is a device which links dissimilar networks and transfers data between them at the application layer level In this way Gateways essentially convert messages from one protocol to another A 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 correspond to the hos
71. are addressed via holding registers 40001 to 40102 and these are the contents that are also exported via the Export Configuration Control of the Utility Web Page They are also the values restored to via the Restore function see Getting Out of Trouble procedure Configuration Not all parameters of this device can be set via Modbus registers In Parameters Not general parameters related to I O will have a Modbus register while those related to network communication must be set via the web interface Here is Programmable Via a list of configuration parameters which do not have a Modbus register Modbus Registers Username amp Password Static IP Address Number of Modbus Sockets DNS Server Address Subnet Mask Use the built in web interface screens to set these parameters which are generally required to setup communications Gateway Address The web interface is not Host Name limited to communication Select Static DHCP BOOTP or DHCP BOOTP w Fallback Addressing parameters but will allow you Wink On Off to also exploit other features of Select Network Port Hub Mode or Switch Mode Operation the product normally set via Copper Network Port 1 amp 2 Forced Speed amp Duplex or via Auto Negotiation Modbus registers Fiber Port Half or Full Duplex Selection Export Configuration amp Export IP Address Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Avww acromag com EtherStax ES2171 2172 User s
72. ation registers This register is used to trigger the A D to write the output s and store the measured full scale signal Write a set bit to cause the corresponding voltage channel to be calibrated Isb is lowest numbered channel of this group You must first write 24106 to Calibration Access Register 40105 to remove write protection from these calibration registers Reserved Do Not Use Reserved Reserved Do Not Use Reserved Reserved Do Not Use Reserved Reserved Do Not Use Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Avww acromag com EtherStax ES2171 2172 User s Manual Ref Addr Description Data Type Format Holding Registers 4x References Read Write AO CH 00 Value 16 bit Signed Integer Output Value AO CH 01 Value 16 bit Signed Integer Output Value AO CH 02 Value 16 bit Signed Integer Output Value AO CH 03 Value 16 bit Signed Integer Output Value AO CH 04 Value 16 bit Signed Integer Output Value AO CH 05 Value 16 bit Signed Integer Output Value AO CH 06 Value 16 bit Signed Integer Output Value AO CH 07 Value 16 bit Signed Integer Output Value AO CH 08 Value 16 bit Signed Integer Output Value AO CH 09 Value 16 bit Signed Integer Output Value AO CH 10 Value 16 bit Signed Integer Output Value AO CH 11 Value 16 bit Signed Integer Output Value AO
73. ators Section for more detail 1 MII CPU Link Activity 2 MII CPU Error 1 Port 2 Link Activity 2 Error at Port 2 1 Port 1 Link Activity 2 Error at Port 1 Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com 1 6 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output CONNECTIONS Network Background Hubs amp Switches To properly network connect this device you need to know a little bit about network hubs and switches Please take a moment to review this material before installing your unit Switched Ethernet involves connecting one Ethernet device per switch port This suppresses CSMA CD and allows the segment to operate full speed in full duplex A throughput of 100M at half duplex effectively doubles with full duplex This provides a more reliable and deterministic communication link as no data collisions are possible This device has a built in Ethernet switch that can alternately operate as an Ethernet hub To understand which mode to use and how to network connect Ethernet devices you need to review switch operation and the differences between a switch and a hub If you are already familiar with these terms skip over this information and review the various network connections outlined in the following pages An Ethernet hub or repeater is a device that simply connects Ethernet nodes Any message at one hub port is repeated on all ports That is
74. ave to lift the assembly upward and tilt the top of the unit back to disengage it from the rail If you choose to install both DIN clips for added security recommended then more pressure will be required to disengage the unit from the rail To mount a stack of 3 units to a DIN rail use the heavy duty DIN kit model ESA DIN HMK instead ETHERSTAX MOUNTING WITH ESA DIN VMK B 2 f pen E e SE i eooo eeen fie le gg a ee ee ee ae b o s I gammxtsmm o E 7 DIN RAIL i Ho o i 4 B B e IMPORTANT Stack no more than 2 units with ESA DIN VMK Use both clips of this kit with two units stacked together VERTICAL DIN RAIL MOUNT J 35mm x15mm DIN RAIL USING ESA DIN VMK Example IBOCO OMEGA 3AF ITY l aee ee bdo ER an 0 pro p Y USE A DIN RAIL STOP TO PREVENT MOVEMENT Example IDEC BNL 5 UNIT IS SHOWN MOUNTED USING BOTH CLIPS OF ESA DIN VMK KIT Dri G NOT INCLUDED Note Position of stop not exactly as shown
75. backup excitation if required The voltage outputs of the ES2172 do not require additional excitation Modbus TCP UDP IP Analog Output 2 D CONNECTIONS Analog Outputs The C terminal is connected to analog common of the I O circuitry Do not allow input channels to float You should connect C to earth ground if your signal source is not already earth grounded Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http www acromag com 2 6 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output CONNECTIONS Series 8B Analog I O Use an SCMXCA006 07 02 or 07 interface cable to connect an 8BP04 8BPO8 or 8BP16 back panel to X1 This is simply a DB25 male to DB25 female cable assembly ES2172 units include a DB25 interface port that can connect to industry standard four 8BP04 eight 8BP08 or sixteen channel 8BP16 8B carrier panels in order to drive 8B output modules Output modules installed on carrier panels map to voltage output channels of the unit as follows 8BPXX INTERFACE PORT 25 X2 FOR 8B OUTPUT 000000000000 0000000000000 8BP16 16 Channel 8BP08 8 Channel 8BP04 4 Channel i l KNOT HDONDDOETAMYTHONMBBOr A gQ g DB l THE ae l BMPR eS bellallallslaliallallall PFOLLOLSLOLLOLOLLOTF TOT TOTO O OO O O O O O O O O O O O OO The ES2172 model drives 8B output modules only Note that you can intermix field outputs on the unit w
76. be 4 673 inches tall A three unit stack is 6 902 inches tall Add any additional height as necessary to account for the mounting plate DIN clip and DIN rail if required ESA DIN VMK TOP VIEW i K i z a Py g A i ESA DIN VMK SIDE VIEW SN lt 1 g NOTE ESA DIN VMK CONTAINS TWO OF THESE PIECES Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http www acromag com 6 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output MOUNTING AND DIMENSIONS The drawing at right shows how to mount a unit with the ESA DIN VMK kit This kit includes two DIN clips for added stability or for mounting a stack of two units Note the orientation of the DIN clips relative to the rail To remove a unit from the rail grip unit on each side and pull oush upward while tilting the top back to release the unit from the upper lip of the DIN rail You can use the ESA DIN VMK to mount a unit horizontally or vertically as shown at right Be sure to use a DIN rail stop to prevent the unit from moving along the rail with vertically mounted DIN rail Simply slide the clips of this kit into the dovetail channel at the bottom of the enclosure You can use one clip or both recommended DIN clips of this kit to mount a single unit For a stack of two units both clips must be used To remove a unit from the DIN rail you h
77. cation Note 8500 734 or document 8500 815 for help accomplishing this located on the CDROM shipped with your unit or via download from our web site at www acromag com Modbus TCP UDP IP Analog Output 2 Q WEB BROWSER Network Configuration Page Note that Acromag Series ES2100 Ethernet I O devices may take from 3 to 30 seconds to boot upon power up depending on your network configuration and whether a DHCP server is present Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com 30 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output WEB BROWSER Network Configuration Page Note that the Number of Sockets limitation does not restrict access via Modbus UDPIIP only TCP IP as UDP is a connectionless protocol Number of Sockets is the number 1 10 of Modbus TCP IP access points to allow for this host via port 502 a well known port reserved for Modbus SCADA applications You can restrict access by reducing this number If this unit is an i20 target device it has its outputs controlled by another units inputs then each i20 message sent to this device will require a socket and the Number of Sockets must be increased to allow for this For example if each port is being written via i20 then number of sockets must be set to at least 2 and setting it to 1 would prevent the second port from being written A socket is a software mechanism that connects an
78. ce if required Complete repair services are also available from Acromag Trouble Browsing Your Unit POSSIBLE CAUSE POSSIBLE FIX Unit Fails Output Self Test Internal calibration reference has Check the reference field of the failed or has been miscalibrated Calibration Page and make sure a voltage between 4 4968 and 4 5032 4 5V 0 07 is indicated If not you may attempt to calibrate this yourself or return the unit to Acromag for calibration repair or replacement Cannot Clear a Watchdog Timeout You can clear a timeout by writing The i2o mapping function will block to an output that has timed out but direct writes to a local output if local i20 mapping to an output port mapped to its port preventing writes on same unit will prevent you from from resetting the timeout Verify that directly writing to that output you have not enabled this feature Channel Will Not Assume A New Timeout Level If you write a new timeout level to Write an interim value to the timed an output while it is timed out it will out output channel to clear its timeout not assume the new value until the status and assume a the new timeout current timeout has been cleared level ES2171 Current Outputs Have Greater Inaccuracy Auto calibration of current outputs fails to compensate for errors in Refer to the Output Calibration Page and perform a manual calibration of the last stage voltage to current the outputs to imp
79. cromag com http Awww acromag com EtherStax ES2171 2172 User s Manual You can use an Ethernet switch or switching hub to build a network of Etherstax units similar to that shown below The drawing depicts our recommended approach to distributing I O via switched Ethernet that is one EtherStax unit is connected per switch port OR PLC DCS CONTROLLER RECOMMENDED CONNECTIONS SWITCHED ETHERNET Seas _ sRaaauRRRRRTRRRRRTORNTTTITNS FIBER TO REMOTE HOST UP TO 2KM sc HOST Pd cca REMOTE HOST VO 5 E NIC W FIBER INSTALLED f 1 0 6 OR NIC TO SC TYPE FIBER MEDIA CONVERTER i m T Tiiitki a m l Bessessgeesseessoesqsssscss 4 XK CROSSOVER 1 0 4 d AB sc b ee scons ACROMAG a Se eg Seek ETHERNET E 22 EIS 408FX M p Ubsseieteaererssesmerserera SOA Bh U Th a V Bassnsesuaasssenessveess z Er e 1 A am XQ OS 38 Em 5 G 1E fe os ee O UN am POM LOLI 1 0 1 LOCAL AREA NETWORK 0 2 NODES WIRED FOR SWITCHED d
80. e YELLOW Link Activity ON if Linked Blinks if Activity YELLOW Full Duplex Collision ON for FD Blinks for HD Collisions OFF for HD and No Collisions YELLOW Speed ON for 100Mbps OFF for 10Mbps Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com 12 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output SPECIFICATIONS Controls amp Indicators FRONT OF UNIT Acromag COM ETHERNET 10 100M STATUS D z lt Green T TTT Yellow e mrm ee O O 12 RST Default D PORT2 PORT1 AA Reset 7 Toggle LED Column 2 LED Column 1 HUB REPEATER MODE 1 LED of Column 1 2 LED of Column 2 GREEN 1 Hub Activity 2 Hub Collision YELLOW 1 MII CPU Link Activity 2 MII CPU Error YELLOW 1 Port 2 Link Activity 2 Error at Port 2 YELLOW 1 Port 1 Link Activity 2 Error at Port 1 CABLES amp CONNECTORS Copper Connections Port HUB REPEATER Mode Indicator Column 2 Top to Bottom 3 Green ACT Top Indicates repeater activity on the link ON or blinking 2 Yellow ERR3 ON indicates an error has been encountered at internal port 3 the processor MII port Error is related to isolation partition jabber or JK error 1 Yellow ERR2 ON indicates an error has been encountered at network port 2 the left port Error is related to isolation partition jabber or JK
81. e No LR31928 Hazardous Location ratings are 2A at 240VAC or 30VDC Minimum Permissible Load 10mA at 5VDC at 120 operations minute Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com 66 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output SPECIFICATIONS Memory Agency Approvals This unit contains both volatile and non volatile memory It does not contain any fixed or removable disk or tape drives or memory cards For security or sanitization considerations review the following Flash Memory Non Volatile 4 Megabytes used for storage of register data communication config parameters and web page info User modified via configuration Sanitized by holding the default switch while powering the unit until the green Run LED turns OFF At this time the memory reverts to the factory default setting except for fixed MAC ID amp serial number Refer to Getting Out of Trouble section for more info SDRAM Volatile This 64 Megabyte memory is external to the central processor and used as the run time memory for high speed execution of this unit s internal program Its contents are cleared on power down SRAM Volatile This 132 kilobyte memory is integrated within the central processor and is used as scratchpad memory by the processor during run time Its contents are cleared at power down FRAM Non Volatile This 8 Kilobyte memory is resident on the I O boa
82. e performed at a static safe workstation by qualified personnel or damage to the unit may result Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http www acromag com AO EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output WEB BROWSER Output Calibration Page Manual Output Calibration Example While manually calibrating an output you are required to precisely measure the high and low calibration signals of the selected output channel and then enter your measured values at the appropriate step read Step button This is done separately for each of 16 output channels The native DAC output is 10V and output calibration will use calibration endpoints of 9 5 and 9 5 even if you have selected the 5V output sub range CAUTION This procedure will change the output signal level Be sure to disconnect any critical control equipment that may be inadvertently affected by varying the control signal connected to it 1 Click to bullet the output channel you wish to calibrate 2 Connect a precision voltmeter in parallel with your load for that channel or an ammeter in series with your output current for the ES2171 3 Click the Step 1 button to set the output to its high endpoint cal value 4 Measure the signal and type your measured value into the Value Read field to 4 decimal places with an accuracy better than 0 0125 For voltage outputs enter your measured voltage in volts
83. e power operating mode wink status and relay _ continued state Eight communication LED s indicate per port activity including communication errors link status collision speed and duplex e Internal Watchdog A hardware watchdog timer is built into the DSP that causes it to initiate a self reset if the controller ever locks up or fails to return from an operation in a timely manner e Convenient Wink ID Mode Support Blinks green RUN LED in wink mode as a tool to help identify specific remote units e Local Alarm Function Unit includes a set of SPST NO relay contacts that can signal link loss and or power failure failsafe only e Wide Ambient Operation Reliable operation from 40 C to 75 C e Hardened For Harsh Environments For protection from RFI EMI ESD EFT amp surges Has low radiated emissions per CE requirements e Shock amp Vibration Immunity To 5g random vibration per IEC60068 2 64 to 50g mechanical shock per IEC60068 2 27 see Specifications e Rugged and Stackable Aluminum Enclosure The anodized aluminum enclosure also allows units to be stacked and locked together e Plug In Terminal Blocks Make wiring removal amp replacement easy e Enclosure Supports Surface or DIN Rail Mount Optional surface or DIN rail mounting even when units are stacked together e Open No Enclosure Option Units can be purchased without their enclosure and stacked together via thr
84. eaded standoffs amp 6 32 screws e Wide Range DC Power w Redundant Power Connection Diode coupled for use with redundant supplies and or battery back up An extra power terminal is provided for optional standby backup power These models use the same circuitry as the EtherStax ES2151 amp ES2152 HOW IT WORKS models but do not include analog inputs They provide 16 current or voltage outputs according to model and provide an isolated 10 100Mbps Ethernet interface for configuration monitoring calibration and control of the outputs ES2172 models also include a female DB25 interface for optional connection to industry standard 8B module carriers which add up to sixteen 8B output channels 8B modules may also intermix with voltage outputs of ES2172 units This circuit employs a 16 channel 16 bit Digital to Analog Converter DAC For the ES2172 the bipolar DAC outputs drive 10V to the output terminals The ES2171 current output unit adds a voltage to current converter stage after the DAC that drives 0 22mA to the output Outputs share common and include transient suppression and filtering Current outputs add current and thermal limiting plus fault detection To operate the current outputs of ES2171 units you must connect external excitation to the port excitation terminal Embedded configuration parameters are stored in non volatile memory The network interface utilizes a dedicated 3 port Ethernet switch to provide two e
85. er If g OO i T sler communication with a unit is ever lost it can typically be restored by See Toggle simply resetting the unit via this switch or by cycling power L LED Column 2 LED Column 1 Front Network Status Indication Per Port next to network ports These LED s indicate different information according to whether the network ports are in switch mode or hub repeater mode In switch mode column 1 corresponds to port 1 status and column 2 corresponds to port 2 status Note Switch Mode is the default mode of communication for this device Port SWITCH Mode SWITCH MODE LED Column 1 Port 1 LED Column 2 Port 2 Port 1 and Port 2 Indicator Columns 1 amp 2 Top to Bottom 3 Green No Function LED top has no function in switch mode 2 Yellow LINK ACT Constant ON indicates auto negotiation has successfully established a connection link Blinking indicates Ethernet activity on the link Ethernet connection is busy traffic is present OFF indicates no link 1 Yellow FDX COL Constant ON indicates full duplex connection no collisions possible Intermittent ON indicates collisions half duplex Constant OFF indicates half duplex and no collisions 0 Yellow SPEED This LED bottom indicates 100Mbps speed ON and 10Mbps speed OFF Note Fiber ports are 100Mbps only half or full duplex In hub repeater mode both ports are 100Mbps only and half duplex GREEN No Function in Switch Mod
86. ergized or non failsafe normally de energized ALARM RELAY CONNECTIONS DC LOAD RED RELAY LED Indicates A amp B Energized State A Contacts are SPST NO AAN 90W 1 Form A and rated up MAX to 3A at 250VAC or 750VA and 3A at 30VDC or 90W B RELAY STATUS RUN 3A 30VDC APE LOAD TO Ho 125VDC 0 72A 7 Bl E RLY PWR GND EARTH GROUND The alarm contacts are rated for general use at 3A and 30VDC 240VAC 1 8HP at 250VAC 125VAC and C300 Pilot Duty For control of higher energy devices an interposing relay may be used and is connected similar to the following NOTES ALL RELAY CONTACTS SHOWN IN DE ENERGIZED CONDITION TYPICAL DIN RAIL MOUNTED RELAY CONTACT 4 PROTECTION x D gt y an a TO al eS O O DC RELAY POWER DIODE 5 o O INTERPOSING RELAY CONNECTIONS Ta D oo JB po OOOCOORK d Contacts D ii B a 3A at 250VAC 30VDC RED ALARM LED General Ysg LOCATE RELAY NEAR LOAD Indicates A amp B State 2 VS y DC POWERED INTERPOSING RELAY RELAY staTus i O RNS
87. error 0 Yellow ERR1 Bottom ON indicates an error has been encountered at network port 1 the right port Error is related to isolation partition jabber or JK error Indicator Column 1 Top to Bottom 3 Green Collision The top LED turns ON when a collision occurs 2 Yellow Link3 Rx ACT Constant ON indicates auto negotiation has successfully established a connection link at internal port 3 the processor MII port Blinking indicates receive activity on the link connection is busy traffic is present OFF indicates no link 1 Yellow Link2 Rx ACT Constant ON indicates auto negotiation has successfully established a connection link at network port 2 the left port Blinking indicates receive activity on the link connection is busy traffic is present OFF indicates no link 0 Yellow Link 1 Rx ACT Constant ON indicates auto negotiation has successfully established a connection link at network port 1 the right port Blinking indicates receive activity on the link connection is busy traffic is present OFF indicates no link The minimum cable required for full operation of this device is Category 5 The term Category refers to classifications of UTP Unshielded Twisted Pair cables There are 3 main categories of cable Category 3 Category 4 and Category 5 The differences in classification is found in their electrical performance and this is documented in the TIA EIA 568A standard Category 5 cable
88. fer from the default configuration provided and the unit will need to be reconfigured You may reconfigure most features of this unit by issuing the appropriate Modbus functions to Register Map registers as required by your application You may also use a standard web browser to access the built in web pages of the unit to perform basic I O calibration amp reconfiguration Below is a subset of standard Modbus functions that are supported by this unit along with the reference register address group that the function operates on Use these functions to access the registers outlined in the Register Map for sending and retrieving data in order to monitor configure and control unit I O Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com DO EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output MODBUS REGISTERS 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 Additional information regarding Ethernet can also be found in our whitepaper 8500 747 Introduction To Ethernet IP Register Mirroring If an unsupported function code is sent to a unit exception code 01 Illegal Function will be returned in the response
89. h the 5V range selected ES2171 current output units utilize OMA and 20mA as calibration points to calibrate the 0 20mA and 4 20mA input ranges Endpoints of 20mA and 20mA are used to calibrate the 20mA range Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com 3 8 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output WEB BROWSER Output Calibration Page For Output Calibration if you perform an automatic output cal it has the effect of replacing any all manual calibrations that have been done they share the same calibration coefficient registers and auto cal is done for all channels at once On the other hand if you do an auto calibration first then a manual cal of a channel will over write the auto cal results for that channel leaving the other output channel calibration intact Manual cal is meant to supplement an auto cal for tweaking only those channels that need it Automatic calibration will be sufficient for most applications and it can be used to increase the accuracy of current outputs Only self calibration has been done on units fresh from the factory You can achieve a higher rated accuracy by doing your own manual calibration Output Per Channel Calibration Voltage ES2172 or Current ES2171 Manual calibration allows you to use your own DVM to make output signal measurements store the measured value in the unit and then
90. he internal transient suppression devices are shunted to earth ground via safety rated isolation capacitors A wide input high efficiency switching regulator isolated flyback converter provides isolated power to the unit Refer to the simplified schematic below to help gain a better understanding of circuit operation ISOLATED ETHERNET gt Ethernet Port Includes ESD Protection a RTC TOGGLE SWITCH ele Tx va Bn he ZE COM STATUS E wl es PN 7 F Leen T Z 7 a et Ng a gt X GND MII AG gt BN IN N 239 Sess QT Se ARAR pres TE R 5 ir LT p u RJ45 COM STATUS m F 25MHz 25MHz ks i Ethernet Port Includes CLK CLK v ESD Protection ISOLATED ETHERNET gt L Vv lt gt 3 3V RAIL ISOLATED INPUT POWER te sevbe P HN ae lEN per O eth seu erp w BIPOLAR fev 3 SWITCHER a 13 c E CONV Vv 3 R l v 43V 5VRAIL fye 5 lt 50y ENCLOSURE IS COMMON T v TO EARTH GROUND a aa o ey I q FLASH Y 4Mx8 ES2171 2172 SIMPLIFIED SCHEMATIC ES2171 IS OUTPUT CURRENT 5 ES2172 IS OUTPUT VOLTAGE wi8B INTERFACE Ethernet ports are individually isolated from power I O and each other and include transient suppression Analog current outputs require
91. he unit to assume a fixed default static IP address 128 1 1 100 This switch is at the front of the unit and used to toggle the unit into or out of Default Mode If the unit is already in default mode then Default Communications Mode will be indicated at the bottom of this screen and the unit s Status LED blinks Switch or Hub Selection For mode control this unit is set to Switch by default but may optionally be set to Hub Hub mode is useful to reduce latency on the network especially when cascading many devices or to setup redundant media connections to this device but is restricted to 100Mbps and half duplex You should review the information regarding hubs and switches in the Network Connections section of this manual for help discerning the difference between a switch and a hub and for information on redundant media connections Selecting Hub will force speed duplex to 100Mbps half duplex Click the Submit button to complete any changes made on this page Review the port status message to verify your port settings Click the Wink On Off button to toggle the unit in out of wink ID mode In this mode the unit s green RUN LED will blink to confirm identification and address setting This is helpful to identify units when connecting multiple units to the same network Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Avwww acromag com EtherStax ES2171 2172 User s Manu
92. in a Pollution Degree 2 environment with installation category over voltage category II rating Electromagnetic Interference Immunity EMI Inputs outputs have demonstrated resistance to inadvertent level changes with interference from switching solenoids commutator motors and drill motors Shock amp Vibration Immunity Surface mounted unit with enclosure rated to 5G sinusoidal vibration and 5Grms Random Vibration 10 500Hz in 3 axis at 2 hours axis per IEC60068 2 6 and IEC60068 2 64 Mechanical Shock to 50g 3ms with 3 half sine shock pulses in each direction along 3 axis 18 shocks and 30g 11ms with 3 half sine shock pulses in each direction along 3 axis 18 shocks per IEC60068 2 27 Electromagnetic Compatibility EMC Minimum Immunity Per European Norm EN61000 6 2 2005 Electrostatic Discharge ESD Immunity 4KV direct contact and 8KV air discharge to the enclosure port per IEC61000 4 2 Radiated Field Immunity RFI 10V M 80 to 1000MHz 3V m 1 4 to 2 0 GHz 1V m 2 0 to 2 7 GHz per IEC61000 4 3 Electrical Fast Transient Immunity EFT 2KV to power and 1KV to signal I O per IEC61000 4 4 Conducted RF Immunity CRFl 10Vrms 150KHz to 80MHz per IEC61000 4 6 Surge Immunity 0 5KV to power per IEC61000 4 5 By the standard this test is not applicable to DC power input ports intended to be permanently connected to cables less than 10m in length Further this test is not applicable to I O ports that interface via c
93. ion Output Loop Back Allows the unit to read its own outputs via independent multiplexing circuitry This also helps to facilitate self calibration and self test of the outputs Built In Calibration Source A very accurate reference signal source is built into the unit to facilitate self calibration and self test Output Self Calibration Unit utilizes output loop back and a precision calibration reference to automatically calibrate the DAC output voltage and the A D channel for reading the output voltage Web Browser Reconfiguration Unit may be configured controlled monitored and calibrated using a standard web browser over Ethernet Achieves End Node Redundancy Dual network ports can accomplish media redundancy right to the unit when also connected to redundant switches that support STP RSTP or most other proprietary ring redundancy methods Fully Isolated Output channels as a group alarm relay network ports enclosure and power are all isolated from each other for safety and increased noise immunity Safety Agency Approvals Enclosed models are CE amp cULus listed for Class 1 Division 2 Groups A B C D hazardous locations Open board models are cULus Recognized Components for Class 1 Division 2 Groups A B C and D hazardous locations Selectable Modbus TCP IP or UDP IP Protocol Support Up to 10 sockets of support for Modbus using TCP IP Also supports UDP IP Flexible IP Addressing Supp
94. itch but unit supports automatic crossover for copper RJ 45 connections Data Rate Auto sensed 10Mbps or 100Mbps on copper connections fixed to 100Mbps on fiber connection In hub repeater mode the data rate is fixed to 100Mbps and auto negotiation does not apply Duplex Auto negotiated Full or Half Duplex Half duplex only in hub repeater mode auto negotiation does not apply The fiber port cannot operate half duplex in repeater mode Compliance IEEE 802 3 802 3u 802 3x IP Address Default mode static IP address is 128 1 1 100 Transient Protection Transient Voltage Suppressors are applied ly at both the transmit and receive channels of both ports Protocol Modbus TCP IP or UDP IP with integrated web browser recon figuration Unit will respond via UDP for messages received via UDP and via TCP for messages received via TCP Up to 10 Modbus TCP IP sockets are supported using port 502 reserved for Modbus The number of sockets limit does not apply to messages sent via UDP IP as UDP is a connectionless protocol Unit functionality is configured via memory map registers using Modbus commands amp built in web pages MAC Address Table 1K MAC Address table Password User Name Default Default web browser password for access is password and the user name is User Network Distance Distance between two devices on an Ethernet network is generally limited to 100 meters using recommended copper cable and 2Km using m
95. ith 8B outputs on a 4 or 8 channel carrier panel as long as you do not use corresponding channels 8B panels always consume the first 4 8 or 16 channels of a port It is not recommended that you wire to the output channel on the unit while also driving an 8B output module on a connected carrier Likewise you cannot intermix 8B inputs and 8B outputs on the same carrier panel Separate power is required to be connected to the 8B back panel Output modules are driven via 0 5V 1 5V and 5V signals according to their model This unit drives 10V to the module and it is up to the user to set the range endpoints accordingly Note that you cannot intermix 8B output modules with 8B input modules on the same back panel The following table indicates the ideal DAC internal count and relative resolution plus the ideal program count required for the range endpoints control of 8B output modules based on their input signal Internal VOLTAGE OUTPUT DAC Counts 8B OUT w 0 5V INPUT 8B OUT w 1 5V INPUT 8B OUT w 5V INPUT FS 32767 NA NA 16384 ZERO 0 0 3277 0 FS 32768 16384 16384 16384 Normalized DAC Count Ideal Program Register Contents FS 30000 NA NA 30000 ZERO 0 0 0 0 FS 30000 30000 30000 30000 Always ground the analog common terminal C of a port even if connecting to an 8B carrier 8B modules
96. itial Start Val Signed Int AO CHO9 Start AO CHO9 Initial Start Val Signed Int AO CH10 Start AO CH10 Initial Start Val Signed Int AO CH11 Start AO CH11 Initial Start Val Signed Int AO CH12 Start AO CH12 Initial Start Val Signed Int AO CH13 Start AO CH13 Initial Start Val Signed Int AO CH14 Start AO CH14 Initial Start Val Signed Int 40098 AO CH15 Start AO Watchdog Timeout Action per channel Def 0000H No Change Reserved AO CH15 Initial Start Val Signed Int Bits 15 0 bit position is AO channel 1 Change Output on Timeout 0 Do Not Change Output on Timeout Reserved 40099 Reserved Reserved 40100 Reserved Global Floating Point Byte Order Def 0000H Local Relay Failsafe Non Failsafe Selection amp Alarm Trigger Def 0100H Alarm for link loss use failsafe relay Reserved Bits 15 2 0 Not Used Bits 1 0 Data Word Byte Order 00 b3 b2 bi b0 01 bO bi b2 b3 10 b1 bO b3 b2 11 b2 b3 bO b1 Bits 15 9 0 Not Used Bit 8 0 Alarm on WD Timeout Only Not Link Error 1 Alarm on WD Timeout and on Link Error 0 Not Used 0 Failsafe 1 Non Failsafe Relay contacts can signal a media failure link loss Relay can also signal a power loss if set to failsafe Bits 7 1 Bit 0 Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Avww acromag com EtherStax ES2171 2172 User s Manual Ref Addr
97. le down It can also be used to restore sanitize the unit by holding it depressed while applying power see Getting Out of Trouble In Default Mode the yellow STATUS LED on the back of the unit will flash slowly and the unit will assume a fixed static IP address of 128 1 1 100 a default subnet mask of 255 255 255 0 a default username of User and a default password of password Cable Termination Kit ESA CTK The EtherStax enclosure includes a panel mounted frame around the RJ45 network port that accommodates special IP20 clip type plug connectors that help to secure network connections from shock and vibration You can still utilize standard RJ45 modular plug connectors but if you want the added security of this clip frame then you have to use the compatible cable plug connectors provided by this kit This kit provides the male plug and sleeve housing for one end of Category 5 Ethernet cable that will mate to this frame Category 5 cable is not included You will also require a modular crimping tool for attaching the plug to your cable most standard RJ45 crimping tools will work Units ordered without their enclosure cannot utilize this clip ES217X OXXX FRONT PANEL amp Acromag D 7 D z hm for e as O O L PORT2 PORT1 NETWORK PORTS 10 100M Ethernet DEFAULT RESET TOGGLE SWITCH COMMUNICATION STATUS INDICATORS
98. lisions Switches increase network bandwidth throughput Switches can provide supplemental error checking With Ethernet any device can try to send a data frame at any time The arbitration protocol for carrier transmission access of the Ethernet network is called Carrier Sense Multiple Access with Collision Detect CSMA CD If two devices happen to send a data frame at the same time then a collision may occur With CSMA CD each device will first sense whether the line is idle and available for use If it is the device will begin to transmit its first frame If another device also tries to send a frame at the same time then a collision occurs and both frames are discarded Each device then waits a random amount of time and retries its transmission until it is successfully sent Unlike other Ethernet devices such as an Ethernet host adapter or Network Interface Card NIC the port of a switch does not require its own MAC address During retransmission of a received packet the switch port will instead look like the originating device by having assumed its source address This is why the Ethernet collision domain is said to terminate at the switch port That is a two port switch will effectively break a network into two distinct data links or segments also called collision domains Since all Ethernet nodes are able to recognize the occurrence of a collision and since the detection of a collision is principal to the way Ethernet arbitrates
99. lisions are still possible in the first two network segments shown below as these connections carry the data of more than one unit You can isolate each segment and prevent collisions using an external Ethernet switch connected as shown in the diagram of the following page our recommended approach p Acromag COM ETHERNET 10 100M STATUS Connection may be made to Port 1 or 2 q ea ee D PORT2 PORT1 e a 9 fs ee sehen ht bo ofa 7 R 16 17 18 19 20 21 22 23 R 32 33 34 35 36 37 38 30 Q G Q CAT 5 UTP Cable up to 100 meters per segment F 9 A Ts1 onl Ts2 183 cromag i ETHERNET 10 100M STATUS H HiH H H HEH HHH Q GP ee DFT hmm im e Dm _sr oe D LA 1 FB Jee 9 10 11 12 13 14 15 2 24 25 26 27 28
100. ly activates the control ES2171 Utility Page Expert Configuratien Control P hatvan To Papert Contra Fa pot name Network Configuration Page Password Configuration Page Output TesConfig Page Output Calibration Page aaa Coreta 200 Acumaz inc Al satin toert Analog Output Self Test Control The Self Test makes use of built in loop back monitoring of the DAC output signal For the ES2172 outputs are looped back from the field output terminal the voltage DAC output For the ES2171 outputs are looped back from the DAC driving the channel s V I converter stage which is one stage removed from the field terminals This test can serve as a trouble shooting aide if you are experiencing problems It does not require that you connect anything to the outputs and doing so will not affect the results of this test However since output self test changes outputs you should disconnect critical control wiring to prevent inadvertent control of your application Export Configuration Control The export function is a real time saver when commissioning multiple identical units in similar fashion Simply enter the IP address of the unit you wish to send your I O configuration to the unit must already be connected to the network The unit you are exporting to must be the same model Further it is assumed that you have already communicated with the target unit and setup its network parameters Next click the Exp
101. media access large domains containing many nodes can become cumbersome Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com EtherStax ES2171 2172 User s Manual Thus using an Ethernet switch to subdivide a large network into separate collision domains will certainly help to increase throughput Each port of a switch forwards data to another port based on the MAC address contained in the received data packet frame In order to know which port to forward a data packet to the switch will learn and store the MAC addresses of every device it is connected to along with the associated port number up to 1024 MAC addresses are stored in high speed SRAM However until the switch actually learns the switch port a particular MAC address resides at after the first packet it forwards this initial packet traffic to all ports The switch will use the internal look up table to quickly determine the location port of a node establish a temporary connection between itself and the node then terminate the connection once a packet is transferred In this way it increases network bandwidth and provides the network determinism required for critical control applications Most switches use a store and forward algorithm to process Ethernet frames That is it first stores the Ethernet frame and examines it for errors before forwarding it to its destination Although in some case this method may seem to increase
102. ndirectly by the calibration registers 40345 amp 40346 Do not attempt to directly modify the contents of the shaded registers Ref Addr Description Data Type Format Holding Registers 4x References Read Write AO CHO9 Cal HI AO CH09 Raw DAC Count HI AO CHO9 Cal LO AO CH09 Raw DAC Count LO AO CH10 Cal HI AO CH10 Raw DAC Count HI AO CH10 Cal LO AO CH10 Raw DAC Count LO AO CH11 Cal HI AO CH11 Raw DAC Count HI AO CH11 Cal LO AO CH11 Raw DAC Count LO AO CH12 Cal HI AO CH12 Raw DAC Count HI AO CH12 Cal LO AO CH12 Raw DAC Count LO AO CH13 Cal HI AO CH13 Raw DAC Count HI AO CH13 Cal LO AO CH13 Raw DAC Count LO AO CH14 Cal HI AO CH14 Raw DAC Count HI AO CH14 Cal LO AO CH14 Raw DAC Count LO AO CH15 Cal HI AO CH15 Raw DAC Count HI AO CH15 Cal LO Reserved AO CH15 Raw DAC Count LO Reserved Do Not Use Reserved Output Zero Cal Trigger for Output Ch 15 00 of Ports 1 and 2 Output Span Cal Trigger for Output Ch 15 00 of Ports 1 and 2 Reserved Reserved Do Not Use This register is used to trigger the A D to write the output s and store the measured zero output signal Write a set bit to cause the corresponding voltage channel to be calibrated Isb is lowest numbered channel of this group You must first write 24106 to Calibration Access Register 40105 to remove write protection from these calibr
103. new timeout level submitted to it until the original timeout has been cleared via a write to the channel Take Action on Timeout Select Yes to enable the output level change on timeout or No to leave the output level the same This only applies to the rewriting of the output to the Timeout Value and cannot be used to block the alarm relay from being activated on timeout Power Up Value Enter the Output Level you want the output to be set to immediately following power up or reset This operates even if watchdog timeout is 0 disabled and Take Action on Timeout is No Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Avww acromag com EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output 3 5 Channel Configuration Submit Click this button to submit your output WEB BROWSER channel reconfiguration After this you would select the next channel to reconfigure and repeat the configuration process channel by channel i IMPORTANT WATCHDOG TIMERS The unit will not assume a new Output Configuration amp timeout level submitted to it until the original timeout has been cleared via a Output Test Page write to the channel or a system reset which restarts the timeout timer Even if Take Action on Timeout is set to No the alarm relay will still trip on timeout as Take Action only applies to writing the timeout value to the output Output Channel Loop Back Value
104. ng you to use a regular or crossover cable to make connections IMPORTANT Fiber Models Some models will substitute an SC type fiber port connector for port 1 The auto crossing feature of these units does not apply to the fiber connection and transmit must be manually crossed over to receive and visa versa Facing the front end plate of the unit the Transmit Tx channel is the bottom half of the SC style connector while the top half is Receive Rx Ethernet is to connect one unit or Ethernet device per switch port This is anes the most efficient and deterministic method of communication as it increases I Rx network throughput and eliminates data collisions Q The next section reviews the operation of Ethernet hubs and switches as it I Tx relates to the built in Ethernet switch of this device which may optionally Q operate as an Ethernet hub repeater You can skip the next two pages if you are already familiar with these terms SWITCH MODE HUB REPEATER MODE COM LED Column 1 Port 1 1 LED of Column 1 STATUS LED Column 2 Port 2 2 LED of Column 2 GREEN No Function in Switch Mode 1 Hub Activity 2 Hub Collision YELLOW Link Activity ON if Linked Blinks if Activity a YELLOW Full Duplex Collision ON for Full Duplex Blinks for Half Duplex Collisions OFF for Half Duplex and No Collisions e YELLOW Speed ON for 100Mbps OFF for 10Mbps 1 2 Refer to Specifications Controls amp Indic
105. ng after about 10 seconds once a network link has been established Note that once the link is established and even if you later remove the cable the green RUN LED should not continue to blink If the green RUN LED continues to blink after checking your network connections then try resetting the unit by momentarily depressing the DFT RST toggle switch to the RST position After five seconds the green RUN LED should remain ON If you have checked your network connections tried resetting the unit and the green RUN LED still continues to blink then you may need to follow the procedure for restoring the EtherStax to its Initial Configuration This procedure is located at the end of the Trouble Shooting section of this manual under Getting Out Of Trouble on page 45 This is also the procedure used to sanitize the unit for de commissioning You should only do this as a last resort as this procedure restores everything to its default state all holding registers network settings i20 settings and any calibration you may have performed Note If you do use restore and want to return the unit to service you will have to rewrite your IP address The calibration reference will additionally have to be restored separately via the Restore Factory Voltage Reference Value button of the Output Calibration Page Next be sure to also access the Output Calibration page and perform an Output Self Calibration Any manual calibration that you have done
106. nits This kit has the same base plate as ESA SMK above but adds a heavy duty DIN adapter Phoenix UTA 159 and screws for mounting to 35x15mm T type DIN rails Up to three units may be stacked on this plate and mounted to a DIN rail ETHERSTAX MOUNTING WITH ESA DIN HMK lil E a EE anea OD q P D e d kA H a eN 0 10 L 6c C gt rq 35mm x15mm Pe DIN RAIL I G H Q Le la NOTCH FOR ACCESS TO DIN CLIP RELEASE TAB Insert screwdriver here to pry back spring clamp and release unit from rail ESA DIN HMK Kit Contents Pre Drilled Aluminum Base Plate 8 x 8 x 0 125 1 4 20 x 0 375 Flat Head 100 Counter Sink Rubber Grommet 0 625 O D x 0 266 I D Heavy Duty DIN Adaptor Phoenix UTA 159 4 40 x 0 25 screw with lock washer RENNENE Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http www acromag com EtherStax ES2171 2172 User s Manual To attach or remove the ESA DIN HMK to from the DIN Rail use a screwdriver tip inserted into the slot at the end of the DIN clip in the area of the notch of the base plate as shown below Pry back to compress the DIN clip spring and release it from the rail You may have to temporarily unplug the
107. odbus TCP UDP IP Analog Output 6 Q SPECIFICATIONS Environmental 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 TIP For critical applications or units subject to severe shock or interference utilize the built in watchdog timer and alarm relay to signal an interruption in communication link loss or optionally power failure w failsafe contacts Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http www acromag com 70 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output SPECIFICATIONS Ethernet Interface Note Slow rate 10Base T is not supported in hub mode Hubs and repeaters are inherently half duplex devices and full duplex communication will not be possible in hub repeater mode As such auto negotiation will also not be supported in hub mode Refer to Acromag Application Note 8500 734 for instructions on how to change the IP address of your PC network interface card in order to talk to this unit Optionally port 1 may be selected to interface with fiber optic cable at 100Mbps This allows a unit to operate as a local media converter with a fiber optic home run connection and a local area copper network connection Fiber ports are fixed at 100Mbps half or full duplex and auto negotiation and automatic MDI MDI X crossing does not ap
108. oint LO Bytes AO CH11 Rd HI IEEE 754 Floating Point HI Bytes AO CH12 Rd LO IEEE 754 Floating Point LO Bytes AO CH12 Rd HI IEEE 754 Floating Point HI Bytes Modbus TCP UDP IP Analog Output 5 3 Register Map Model ES2171 Model ES2172 The 16 bit Signed Integer Data stored here refers to the input range A D count but after normalizing it to 30000 for 100 Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com 5 4 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output Register Map Model ES2171 Model ES2172 Ref Addr Description AO CH13 Rd LO Data Type Format Input Registers 3x References Read Only IEEE 754 Floating Point LO Bytes AO CH13 Rd HI IEEE 754 Floating Point HI Bytes AO CH14 Rd LO IEEE 754 Floating Pt LO Bytes AO CH14 Rd HI IEEE 754 Floating Pt HI Bytes AO CH15 Rd LO IEEE 754 Floating Pt LO Bytes AO CH15 Rd HI Reserved IEEE 754 Floating Pt HI Bytes Reserved Not Used Reserved Reserved Not Used Holding Registers 4x References Read Write Reserved Reserved Not Used Reserved AO CH 00 Configuration Reserved Not Used Bit 15 2 0 Not Used Bit 1 0 Range Per Model Below ES2171 ES2172 0 20mA 10V DC 4 20mA 5 VDC Not Used Not Used Not Used Not Used AO CH 01 Cfg
109. omag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http www acromag com 1 O EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output Pi n S BUILDING A STACK Bese MOUNTING AND An ea a Tee i DIMENSIONS The drawing at right shows SLIDE UPPER UNIT INTO A DOVETAIL CHANNEL OF how to stack units together LOWER UNIT UNTIL T ENDPLATE You can stack up to three units TOGETHER VIA TWO together in this manner FRONT AND ONE 6 32 SCREW AT CENTER OF REAR ENDPLATE p WARNING Be sure to grip the edges of unit firmly when J UI i ll tL stacking units and avoid OU 7 dropping it j a SLIDE UNITS Bimi ara O o a EE 9 2 y y UPPER UNIT H RESTS ON FRONT PLATE OF LOWER UNIT theo y plem g Acromag ae mime Acromag com ETHERNET 10 100M STATUS FASTEN UNITS jooeeeeeoe aS TOGETHER w in 3 SCREWS AS DO SHOWN ees PORTI SS SECURE UNITS l TOGETHER VIA TWO E 6 32 SCREWS AT FRONT AS SHOWN AND ONE 6 32 SCREW aD REAR VIEW
110. on AO CH 08 Cfg See AO Channel 00 Configuration AO CH 09 Cfg See AO Channel 00 Configuration AO CH 10 Cfg See AO Channel 00 Configuration AO CH 11 Cfg See AO Channel 00 Configuration AO CH 12 Cfg See AO Channel 00 Configuration AO CH 13 Cfg See AO Channel 00 Configuration AO CH 14 Cfg See AO Channel 00 Configuration AO CH 15 Cfg Reserved See AO Channel 00 Configuration Reserved Not Used Reserved Reserved Not Used Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Avww acromag com EtherStax ES2171 2172 User s Manual Ref Input Registers 3x References Read Only Addr Description AO CH 00 Data Data Type Format 16 bit Signed Int Readback Data AO CH 01 Data 16 bit Signed Int Readback Data AO CH 02 Data 16 bit Signed Int Readback Data AO CH 03 Data 16 bit Signed Int Readback Data AO CH 04 Data 16 bit Signed Int Readback Data AO CH 05 Data 16 bit Signed Int Readback Data AO CH 06 Data 16 bit Signed Int Readback Data AO CH 07 Data 16 bit Signed Int Readback Data AO CH 08 Data 16 bit Signed Int Readback Data AO CH 09 Data 16 bit Signed Int Readback Data AO CH 10 Data 16 bit Signed Int Readback Data AO CH 11 Data 16 bit Signed Int Readback Data AO CH 12 Data 16 bit Signed Int Readback Data AO CH 13 Da
111. ork The drawing at right gives an alternate method for connecting to a remote host while still retaining the benefit of switched Ethernet between two nodes This still adheres to the principles of switched Ethernet because the network ports of the EtherStax are provided by an internal 3 port Ethernet switch However note that the fiber connection carries the traffic of both units and this segment is subject to data collisions Likewise if you add a third unit 1 03 cascaded from I O 2 then the first copper segment carries the burden of the traffic of I O 2 and I O 3 This would not promote the benefit of switched Ethernet in this segment where we attempt to limit the traffic on a switched segment to a single device and suppress the need for CSMA CD WARNING Never use the EtherStax as a bridge device connected in series within your enterprise LAN as the effect of concentrated traffic in the shared segment could inhibit communication to from your EtherStax unit Ideally the shared segment link that carries the concentrated 100Mbps traffic should operate at a higher data rate like 1Gbps which this switch does not support Unfortunately you cannot avoid concentrated traffic in the main host segment even with a switch As such this aggregate path is usually chosen to operate at a higher data rate than the downstream segments With the traffic of many Ethernet devices this would mean that if the main trunk run
112. ort Configuration button to transmit your I O configuration Referring to the Modbus Memory Map for this device this function sends the contents of all Holding Registers 4xxxx registers right up to the wink register to the IP address indicated Registers 40001 to 40102 It does not send network configuration parameters which must be preset via the web browser Likewise it does not transfer preload values nor any floating point information or items that are not represented in a register The Export Status window will let you know if the configuration was received correctly at the remote station destination stations may still require their own calibration Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com 4 2 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output TROUBLE SHOOTING Diagnostics Table Upon power up after blinking momentarily the green Run LED should remain ON This indicates the unit is properly powered and operating normally If RUN continues to blink then the unit may not be connected to the network or the cable is bad Otherwise a continuous blinking RUN LED can indicate unit is in wink ID mode or it may be indicative of a firmware initialization error POSSIBLE CAUSE POSSIBLE FIX Green RUN LED Does Not Light Bad connections Recheck Power Connections Try a system reset Use the RST toggle to reset the unit
113. orts static DHCP or BOOTP 10Base T and 100Base TX Support Auto negotiated 10 100Mbps Half or Full Duplex 100BaseFX Support Optional models support a 100M FX fiber optic connection at one of two ports Dual Ethernet Ports Make Network Connections Easy A built in switch allows units to be connected in cascaded daisy chain fashion without consuming another external switch port The second port also allows the network distance to be extended an additional 100 meters copper or 2km fiber Network Ports are Individually Isolated amp Transient Protected The dual network ports of this device are safety isolated from each other and have built in transient protection from ESD EFT and other transients Auto MDI MDI X Crossover Requires no special up down link port or crossover cables to connect to a PC external Ethernet switch or hub Low Latency Cut Through Repeater Mode Reduces port to port latency jitter of switch mode from about 167us to 40ns for time critical applications or concentrated traffic links Nonvolatile Reprogrammable Memory Allows the functionality of this device to be reliably reprogrammed thousands of times Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Avww acromag com EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output 4 T e Extensive Operating amp Diagnostic LED s Aide Troubleshooting KEY FEATURES Three LED s indicat
114. ove the load voltage indicating that either the load resistance must decrease or the excitation voltage must increase Note that it is possible for the loopback current reading to indicate a valid output level with the fault flag Important You cannot set to Yes indicating a loop fault see above intermix 8B input and output moduleson the same back Control of 8B Output Modules ES2172 Models Only panel Further DB25 interface The bipolar voltage output channels of ES2172 models may alternately drive connector X2 of this unit is 8B output modules mounted on a back panel and connected to DB25 restricted for connection to 8B interface connector X2 The outputs of each port are 8 1 multiplexed to output module carriers separate A D channels of an eight channel 16 bit A D converter in order to provide output loop back monitoring of the actual output level For back panels with less than 16 inputs it s always the first channels of the port that are reserved for 8B There is no output pre scaling done The output voltage is 10V and it is up to the user to set the appropriate output voltage level necessary to control the 8B output module The drive signals required by 8B output modules are 5V 10V 0 5V and 0 10V depending on the model see Specifications for available models Any 8B output modules that do not utilize the full 10V 16 bit dynamic DAC range will have a proportionally lower effective resolution DB25 connector X2 map
115. ower and relay connections A z x gt OUTPUT CIRCUITRY OUTPUT PORTS SHARE ANALOG COMMON 3 lt q CONNECT PORT COMMON C TO EARTH GROUND o W oa Y 0000 Boe eee sss E aA DJ ES2172 ONLY D HAH a am Ea NOTE The Ground G terminals are 6 GROUND common to the enclosure and isolated SCREW from the power relay I O and network circuits for safety and noise immunity MODEL ES217x ISOLATION DIAGRAM Dashed Lines Denote Isolation Barriers GROUND B SCREW I TTT Ta va Port 2 Port 1 NETWORK Modbus TCP UDP IP Analog Output 1 3 CONTROLS amp INDICATORS Back Panel The Green RUN LED bottom is ON if power is on and will blink in wink ID mode The Yellow STATUS LED middle blinks ON OFF slowly in default communication mode and blinks rapidly if a watchdog timeout has occurred The Red RELAY LED top is ON if relay is energized relay terminals A amp B are closed ISOLATION BARRIERS Dashed Lines denote isolation barriers Additionally the enclosure is also isolated The I O circuitry network ports each power circuit relay and enclosure earth ground are isolated from each other for safety and noise immunity Note that the network ports are individually isolated from the rest of the circuit and from each other IMPORTANT Transient
116. performance of current output models then you can utilize other controls of this page to manually calibrate the outputs also There are also controls on this page to precisely calibrate the calibration reference that is used to auto calibrate the outputs Ce Bom cwenne 2 D 2e Owe ES2171 Output Calibration Page Current Outputs Chee 0 Cad Cmd Cmd Qandi Odit Oaer 6 Oase Omil Cmte OC 10 OC tO Chm 12 OOd OOil OCO 1 Chk ca the Amei mabe pon wih to caibe Follow intessices om baton below for uingie chanel cabrio or cick ox Seif Calbeatr Al Oupaes BE SURE NOTHING 15 CONNECTED TO THE OUTPUTS UNLESS INSTRUCTED TOt Calibrate Ouput Channel 0 Output Seif Calibration Contre sa Cs ten Voltage Refence Calibration Laer he merasad vakar of the exernad vokagr referee n Ge Seit below amd cick on Se Sabet Reteremce Vidor been Liame notno Vern J Tiaatre Factory Voltage Relerence Valve Network Configuration Page Password Configuration Page Output Test Config Page Ublity Page Modbus TCP UDP IP Analog Output 3 T WEB BROWSER Output Calibration Page There are controls on this page to precisely calibrate the calibration reference that is used to auto calibrate the outputs Do not auto calibrate the outputs until you are sure that the reference calibration voltage is correct ES2172 voltage output units will utilize 9 5V and 9 5V as its calibration endpoints even wit
117. plate facing down and the back endplate facing up ood EAINNT D Ga E E ed ET 0 U N u a SS wy Mounting in this manner allows cool air to flow into the front bottom and hot air to pass out the back top through the vents provided and the open area around the terminals Network Connector 1xxx Units w 100Base FX Fiber An 8 pin RJ45 socket for port 2 plus a 100BaseFX SC Type multi mode fiber optic connector for port 1 Note that the auto negotiation amp auto crossing features do not apply to the fiber connection and transmit and receive cables must be crossed manually when making fiber cable connections Shipping Weight 3 8 pounds 1 8 Kg packed unit w enclosure is 3 4lbs 1 5 0 7Kg packed open frame unit no enclosure is 1 05lbs Operating Ambient Temperature 40 C to 70 C 40 F to 158 F all models Storage Temperature 40 C to 85 C 40 F to 185 F Relative Humidity 5 to 95 non condensing Isolation I O channels as a group alarm relay power and network circuits individually are isolated from each other for common mode voltages up to 250VAC or 354V DC off DC power ground ona continuous basis will withstand 1500VAC dielectric strength test for one minute without breakdown Complies with test requirements of
118. ply In hub repeater mode ports are 100Mbps only at half duplex and auto negotiation does not apply Utilizes a built in 3 port Ethernet switch to interface an internal MII processor to dual external 10 100M Ethernet ports This switch has two modes of operation it may function as a two port store amp forward Ethernet switch default or as a low latency hub repeater Switch mode is useful to facilitate a cascaded network connection between units for stacking purposes and may extend network distances another 100 meters per segment without consuming an additional external Ethernet switch port Hub repeater mode is useful to facilitate end node media redundancy right to this device when connected to external Ethernet switches that happen to support redundancy proprietary ring STP or RSTP Hub mode is also useful for low latency cascaded network connections or where multi unit network traffic is concentrated Switch mode is the recommended mode default with hub mode preserved for redundant media applications using copper connections or where low latency network connections are required Network Connector Copper One ES216x 1xxx or two ES216x 0xxx 8 pin RJ 45 sockets for 10BaseT 100BaseTX connections Network Connector Fiber ES2171 2172 1xxx Models One duplex SC type multi mode transceiver for IEEE 802 3u 100Base FX cable connections Multimode transmission distance is 2Km Wiring Copper Wired MDI X Ethernet sw
119. r when browsing the web If you are using Internet Explorer refer to the Tools pull down menu select Internet options click the Connections tab then click the LAN Settings button Locate the Proxy server information and uncheck the box next to the statement Use a proxy server for your LAN Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Avwww acromag com EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output 4 5 Then click OK to return to the Connections screen and click OK again to save your settings This should allow you to use Internet Explorer to browse the unit as required However to later restore your PC s connection to your company network you may have to re enable the use of a proxy server for your LAN Also note that the green run LED of the unit will blink continuously after power up if you have failed to establish an initial network link with it However it does not start blinking later if you break a link that has been established since powering up If you have verified that your network cable link is solid then this LED can also blink continuously if the internal firmware has encountered a fatal error see Getting Out of Trouble below The third thing that can cause this LED to blink continuously is if the Wink ID function has been triggered see the Network Configuration page for this toggle control There is limited error
120. rStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output WEB BROWSER Note Loopback of Current Outputs The value looped back represents the voltage measured at the output terminal of the voltage DAC For current outputs it represents a calculated current based on the DAC voltage that Output Configuration amp drives the last stage voltage to current converter Thus it is one stage Output Test Page removed from the output terminal and may be offset from the actual output current Likewise it is possible that the loopback reading can indicate a valid output value even if the corresponding loop fault indicator flags Yes indicating a loop fault see below Note that the DAC uses 0 5V of its 10V output range to drive 0 20mA to the current output Note ES2171 Loop back Fault Indication The output loop back fields include an output fault indicator on current outputs This is used to detect an open load wire break high load resistance or an output voltage level approaching the excitation supply Note that in order to detect a wire break and actually indicate a fault a non zero current must be programmed which prevents it from working at or very near the OmA endpoint of the 0 20mA range Likewise it only works with a valid excitation voltage applied above 8V This means that low resistance loads below 3000 may never trigger a fault It will typically trigger a fault for valid excitation voltage levels less than 3V ab
121. rated Circuit Boards Military grade fire retardant epoxy glass per IPC 4101 98 Dimensions P40 rated enclosure 8 226 inches wide 2 444 inches tall 6 125 inches deep Enclosed units stack together on 2 175 inch centers Open frame units are 1 664 tall with 0 375 standoffs Units will require an optional surface mounting plate and or DIN rail mount to securely mount the unit see below Refer to the Mounting amp Dimensions section at the front of this manual for more details Surface Wall Mounting Requires optional surface mounting kit ESA SMK See Mounting amp Dimensions section for details on this option DIN Rail Mounting The unit can be mounted to 35x15mm T type DIN rails using optional ESA DIN VMK or ESA DIN HMK mounting kits Refer to the Mounting amp Dimensions section for more details Open Board Mounting Stacking For units ordered without an enclosure enough 6 32 jack screws and threaded standoffs for stacking two assemblies are included with every open unit and in the Acromag ESA OMK Open Mounting Kit Refer to the Mounting amp Dimensions section for more details I O Connectors Removable plug in type terminal blocks are rated for 8A 160V AWG 16 28 stranded or solid copper wire The torque ratings for field wiring terminals is 0 22 0 25 Nm Relay Power Connectors Removable plug in type terminal blocks rated for 15A 300V AWG 12 24 stranded or solid copper wire The torque ratings for field wiring terminal
122. rd and is used to store the channel configuration calibration coefficients and scaling information for the inputs It is user modified via channel setup and calibration Its contents can be cleared to factory default calibration values by clicking the Restore All Default Calibration Values button of the Input Calibration web page Safety Approvals Enclosed Models ES2171 2172 0000 amp ES2171 2172 1000 are CE marked EMC Directive 2004 108 EC and cULus Listed UL508 Seventeenth Edition ISA 12 12 01 2007 Canada Standard C22 2 No 142 M1987 amp 213 M1987 for Hazardous Locations Class 1 Division 2 Groups A B C and D Open board models ES2171 2172 0010 amp ES2171 2172 1010 are cULus Recognized Components for Hazardous Locations Class 1 Division 2 Groups A B C and D UL508 Seventeenth Edition ISA 12 12 01 2007 Canada Standard C22 2 No 142 M1987 amp 213 M1987 Open Frame Models ES2171 x010 amp ES2172 x010 UL cUL Recognized Components suitable for use in Hazardous Locations per Class 1 Division 2 Groups A B C amp D where the acceptability of the combination is determined by Underwriters Laboratories Components have been judged on the basis of required spacing in the standard for Industrial Control Equipment UL 508 Table 36 1 which would cover the component itself if submitted for unrestricted Listing As a condition of Acceptability when installed in end user equipment consider the following 1
123. re interference or shock Unit Fails to Start up or Initialize Input power voltage below 18V Adding another unit to network slows Does each unit have a unique MAC address All units are normally shipped with a unique MAC address assigned from the factory An error in shipment could release a unit with a default MAC address 52 4F 42 45 52 54 Cannot Write Outputs Have you mapped a local output port to your inputs via the i20 configuration page Loop back Reading of Current Outpu ES2171 loop back is based on the DAC voltage that drives the last V I stage and fails to compensate for last stage offsets Also the loop back value is not corrected for any manual calibration offsets Modbus TCP UDP IP Analog Output 4 3 POSSIBLE FIX TROUBLE SHOOTING Temporarily disable the use of a proxy server by your browser see procedure of next page Occurring Set the unit to hub repeater mode not switch mode for redundant media applications n t Accept Username amp Password Return unit to Default Mode and use the default username and password to gain access to the Password Configuration Page to reset them to something you can remember Diagnostics Table The auto crossing feature does not apply to fiber connections which must physically crossover the transmit and receive channels Further the fiber port communicates at full duplex and 100M only and auto negotiation is not possible Reset the
124. re than one disconnect switch may be required to de energize equipment before servicing NOTE External Fuse If unit is powered from a supply capable of delivering more than 3A to the unit it is recommended that current to the unit be externally limited via a high surge tolerant fuse rated for a maximum current of 4A or less for example see Bel Fuse MJS series Connect Earth Ground as shown in the connection drawings for best results Additionally connect the unit s GND terminal G to earth ground as shown above Alternately you may utilize the earth ground screw at each side of the enclosure to complete the earth ground path In some cases additional earth grounding is recommended at your I O see Analog Input connections If input sensors are already grounded use caution and avoid adding ground connections which could create ground loops The enclosure is common to the ground terminals and isolated from the other circuits Transient energy is shunted to this ground via isolation capacitors and transient voltage suppressors You must connect earth ground to complete this path and ensure protection Additional earth grounds may be recommended at the analog common leads see connection drawings Modbus TCP UDP IP Analog Output 2 3 Power Inp Power ES217x 0 3 3W Voltage Current 18VDC 179mA Max 24VDC 133mA Max 36VDC 90mA Max Inp Power ES217x 1 4 6W Voltage Current 18VDC 251mA Max 24VDC 186mA Max 36VDC 125mA
125. ring the sensitive electronic circuits are left exposed to ESD damage without the protection of an enclosure You should take adequate measures to protect open frame mounted units from dust debris and ESD Thus it is recommended that open units be mounted in a protective enclosure or cabinet Note Open frame units may also mount to the optional surface mounted base plate ESA SMK to facilitate surface or DIN rail mounting This plate has mounting holes located as shown to mate with those of the circuit board Be very careful when handling open frame circuits to avoid ESD damage to the sensitive circuit components Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http www acromag com 1 2 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output MOUNTING AND DIMENSIONS CAT5 CABLE NOT INCLUDED IP20 SLEEVE HOUSING CLAMPS TO FRAME OF ETHERSTAX HOUSING g Hu RJ45 PLUG ESA CTK IP20 CAT5 CABLE TERMINATION KIT CONTROLS amp INDICATORS Front Panel Two columns of status indicators for the network ports are used to indicate different things according to whether the unit is in switch mode or hub repeater mode Refer to Specifications Controls amp Indicators for these definitions The toggle switch is used to toggle the unit into or out of Default Mode toggle up amp hold 4 seconds or to reset the unit togg
126. rove performance if converter auto cal results are not sufficient Cannot Get i20 Source to Write the Output Port On This Unit In your i20 sending unit have you This i20 target is returning errors specified a target starting address because the sending unit is trying to that represents 8 valid contiguous write beyond its valid output register output addresses space Refer to the i20 Configuration Page and verify that the Map to Holding Register specified addresses eight contiguous register addresses 40351 to 40359 for this model Your Configuration Appears to Have Been Corrupted If you have an i2o unit sending Check your i20 configuration for other messages to this target device it devices on your network and make may have specified the wrong sure that they have the correct IP target address and is over writing address set and output register configuration registers of this unit address specified Refer to Acromag Application Note 8500 734 for help in setting up network communication with your unit see CDROM shipped with unit or down load it from www acromag com This document gives details for changing your PC s TCP IP configuration in order to communicate with hardware similar to your unit see TCP IP Properties of Network Configuration in Windows If you have carefully followed this procedure and you still cannot browse your unit you may have the web browser of your laptop or PC setup to use a proxy serve
127. s Output Channel Loop Back Fields These fields indicate the measured output level read back via separate circuitry through an input A D output loop back Inactive will be displayed for the read back values if you did not also choose Yes to Include Output Loopback During Scan via the Output Configuration Page Note that the voltage output swing is slightly greater than the 10V full scale A D range used to read it back output swing is about 10 2V Thus the loopback indicator will clip near the input range endpoints of 10V for any output voltages that go beyond these limits For the 5V output range loopback readings clip near 5 3V ES2171 current outputs also include fault indication that can detect an open load wire break an output resistance too large for the excitation or an excitation voltage too low to support the output load note that excitation must exceed max load voltage by at least 3 3V Note Refer to the Output Loopback Control on this page to include the read back of the unit outputs in the output update sequence If you elect not to include output read back in the scan sequence then Inactive will be displayed for the Output Channel Read Back Values on this page Note ES2171 current outputs are looped back prior to the last stage it loops back the DAC voltage that drives the V I converter As such the value indicated may be offset slightly from the actual output current since it does not include
128. s at 100MB then the downstream nodes should operate at 10MB or 100MB if the main trunk was 1Gbps which the switch of the EtherStax units does not support If you cannot easily increase the bandwidth of this segment then you should be careful to limit the traffic in this shared segment by limiting the total number of Ethernet devices connected downstream FIBER TO REMOTE HOST UP TO 2KM sc En e aa 4 xE Se ALTERNATE CONNECTIONS SWITCHED ETHERNET WITH TWO NODES REMOTE HOST NIC W FIBER INSTALLED OR NIC TO SC TYPE FIBER MODEL ES2113 1000 MEDIA CONVERTER One Copper Port and one Fiber Port iE NOTE e T 1 0 1 IS THE ES2113 1000 I O 1 WHICH HAS ONE PORT OF FIBER AND ONE PORT OF COPPER ALL ETHERSTAX UNITS HAVE A BUILT IN ETHERNET SWITCH THUS THIS CONNECTION RETAINS THE BENEFITS OF SWITCHED ETHERNET FOR TWO UNITS V Eessesses iessoeees danmi S Bt Ks AA sc ETHERSTAX HAS EE AN ETHERNET SWITCH BUILT IN AS JE T LS CROSSOVER fe BE main m Peesessesesessesoseesosasss LOCAL AREA NETWORK NODES WIRED FOR SWITCHED ETHERNET ONE UNIT PER SWITCH PORT VIA COPPER RJ45 CONNECTIONS UP TO 100M PER SEGMENT CAUTION YOU SHOULD LIMIT THE NUMBER OF CASCADED CONNECTIONS AS THIS WILL INCREASE THE CONCENT
129. s Memory Map Modbus TCP UDP IP Analog Output 2 T CONNECTIONS Series 8B Analog I O WEB BROWSER Home Page The Home Page provides buttons to access the other web pages of this unit that are used to configure the network parameters change the user name and password configure amp test the outputs calibrate outputs self test and export the configuration and operate the unit Note that the unit s serial number and firmware number are included at the bottom of the Home Page for reference Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com 2 8 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output WEB BROWSER Password Configuration Page NOTE Your password is limited to 10 characters If you exceed 10 characters your password will only be set to the first 10 characters you typed This will become painfully apparent to you when you attempt to gain access later IMPORTANT If you forget your user name amp password you can always toggle the unit into default mode via the DFT toggle switch at the front of the unit hold this toggle 4 seconds to invoke default mode In this mode the password and username will revert to the original defaults a default IP address of 128 1 1 100 a username User and a password password This allows you to re invoke the Password Configuration Page and change the username and password as req
130. s a drain wire The drain wire or wire screen typically makes contact at each end of the cable with the metal shield CONNECTORS around special shielded RJ45 plug connectors The metal shield of these connectors then makes contact with the metal shield of shielded RJ45 sockets the EtherStax units do not have this shield because they are safety isolated from their enclosure earth ground The socket shield may make direct contact with earth ground or it may capacitively couple to earth ground In addition to minimizing radio frequency and electromagnetic interference this arrangement also has the added benefit of enhanced protection from ESD Electro Static Discharge Copper Connections Acromag recommends the use of enhanced Category 5 cable CAT 5e This cable has all the characteristics of Category 5 but includes enhancements that help to minimize crosstalk It is rated for frequencies up to 200MHz double the rate of Category 5 Category 5e cable also has a greater number of turns per inch in its twisted pairs making its performance more suitable for applications that make use of all four wire pairs for simultaneous bidirectional data transmission full duplex This cable is defined in TIA EIA 568A 5 Addendum 5 Note that you do not need to use a crossover cable to connect your PC to an EtherStax unit as it is auto crossing copper only However the auto crossing feature is not applicable to the fiber port Fiber ports require that
131. s is 0 5 0 6 Nm 5 7 Ib inches Network Connector Copper One or two 8 pin RJ 45 sockets according to model Connections are wired MDI X by default like an Ethernet switch as opposed to MDI and include automatic MDI MDI X crossover Connect using CAT 5 or better cable For increased immunity to shock amp vibration Acromag offers an optional Cable Termination Kit ESA CTK that includes the necessary hardware for building one end of your cable for mating to the IP20 clip frame that surrounds the RJ45 port Enclosure amp Physical Signal Description MDI X Rx Receive Positive Rx Receive Negative Tx Transmit Positive Not Used Connects to Pin 5 Not Used Connects to Pin 4 Tx Transmit Negative Not Used Connects to Pin 8 Not Used Connects to Pin 7 Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http www acromag com 6 8 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output SPECIFICATIONS Enclosure amp Physical Environmental Note that the network ports are safety isolated from each other The I O power and network ports are also safety isolated from the enclosure CAUTION Do not exceed 36VDC peak to avoid damage to the unit CAUTION Risk of Electric Shock More than one disconnect switch may be required to de energize the equipment before servicing IMPORTANT Enclosed units should be mounted as shown with the front end
132. s to field output ports 1 amp 2 on the back side of ES2172 units The following table outlines the channel mapping between output ports connector X2 and the 8B back panel that carries 8B plug in modules Field Output Channels Field Output Channels 1 2 3 4 5 6 7 8 9 10 11 12 13 14 DB25 X2 OUTPUT Interface Connector 16CH Back Panel 8BP16 8CH Back Panel 8BP08 8 9 10 11 12 13 14 4CH 8BP04 4 5 6 9 10 11 12 13 14 Note that you can intermix field outputs of the unit with 8B outputs on a connected carrier if you happen to be connected to a 4 or 8 channel carrier theses carriers will consume the first 4 or 8 channels of the output leaving the balance for field use on the unit Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Avwww acromag com EtherStax ES2171 2172 User s Manual When directed to do so this unit can self calibrate its analog output DAC by reading a known calibration reference voltage along with each of its DAC output voltages The calibration reference has been precisely measured at the factory and its value stored inside the unit Self Calibration controls are included on this page to accomplish this and this calibration is sufficient to achieve rated accuracy However if you need to calibrate to your own standard want to check the accuracy of the internal calibration or wish to improve the accuracy
133. suppression devices are internally shunted to earth ground please connect the ground terminal to a suitable earth ground to complete this path and protect the unit Ground may alternately connect to the ground screw on either side of the unit instead of the ground terminal Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com 1 4 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output CONNECTIONS Network For 100Base TX systems at a minimum use data grade Unshielded Twisted Pair UTP wiring that has a 100Q characteristic impedance and meets the EIA TIA Category 5 wire specifications It is recommended that you use a CAT 5 cable to connect this device to your PC For 10Base T systems you may use Category 3 Category 4 or Category 5 5E UTP STP cable In either case you are limited to 100 meters between any two devices For compatible male plug connectors order the Cable Termination Kit Acromag ESA CTK RJ45 MDI AND MDI X CONNECTIONS MDI PIN MDIWIRING MDI X WIRING AEN MOUMIRING MDI WIRING MDI X WIRING Receive ETHERNET PORT Transmit Receive Transmit Not Used Not Used Transmit Not Used Not Used Receive Not Used Not Used Receive Not Used Not Used uu RJ 45 CONNECTOR Note Crossover Connections RECOMMENDED CABLE 10Base T 100M CAT 3 CAT 4 or CAT 5 UTP 100Base TX 100M C
134. t http standards ieee org A 16 bit signed integer value with resolution of 0 1 C Isb For example a value of 12059 is equivalent to 1205 9 C a value of 187 equals 18 7 C The maximum possible temperature range is 3276 8 C to 3276 7 C The following table outlines the register map for all model variations of the Register Map EtherStax ES2171 amp ES2172 I O processors The Modbus functions operate on these registers using the data types noted above except for the Reset Slave and Report Slave ID functions Model ES2171 Model ES2172 Not all programmable features of this device will include a corresponding Modbus configuration register Some functionality must be programmed via the built in web browser interface For example parameters related to network communications do not have a Modbus register and are programmed solely through the built in web interface Ref Addr Description Data Type Format Input Registers 3x References Read Only Unit Status Bit 15 Fiber Optic Flag Check for 1 Fiber Optic Transceiver Installed fiber optic 0 No Fiber Dual Copper Ports option wink Bit 14 Wink Mode Flag mode or 1 Wink Blinks Run LED for ID default mode See Wink Unit Register Bit 13 Default Mode Flag 1 Default Mode Indication 0 Unit not in Default Mode Bits 12 0 0 Not Used Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com 5 EtherS
135. t 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 with the result being the sub network address The Host Name up to 20 characters is the name to be assigned to this host if its address happens to be assigned dynamically using DHCP A DNS Server refers to the Domain Name Server used on a network and is the device that relates symbolic names to actual numeric IP addresses The DHCP server is responsible for dynamically passing out IP addresses The Active IP Address refers to the current IP Address being used by this host as opposed to any new assignments being made via this page Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Avww acromag com EtherStax ES2171 2172 User s Manual The MAC Address refers to the Media Access Control address that uniquely identifies the MAC hardware of this device All Ethernet devices have their own MAC address This is a unique fixed address that was assigned to the MAC at its manufacture It is not to be confused with the dynamically assigned 32 bit IP Address commonly denoted as four 8 bit numbers separated by periods e g 128 1 1 100 Every manufacturer producing Ethernet hardware has by assignment a series of 48 bit addresses to use They are restricted to use only the addresses in their series and only one time thus ensuring that no two comp
136. ta 16 bit Signed Int Readback Data AO CH 14 Data 16 bit Signed Int Readback Data AO CH 15 Data Reserved 16 bit Signed Int Readback Data Reserved Not Used Reserved AO CHOO Rd LO Reserved Not Used IEEE 754 Floating Point LO Bytes AO CHOO Rd HI IEEE 754 Floating Point HI Bytes AO CH01 Rd LO IEEE 754 Floating Point LO Bytes AO CH01 Rd HI IEEE 754 Floating Point HI Bytes AO CH02 Rd LO IEEE 754 Floating Point LO Bytes AO CH02 Rd HI IEEE 754 Floating Point HI Bytes AO CHO3 Rd LO IEEE 754 Floating Point LO Bytes AO CHO3 Rd HI IEEE 754 Floating Point HI Bytes AO CH04 Rd LO IEEE 754 Floating Point LO Bytes AO CH04 Rd HI IEEE 754 Floating Point HI Bytes AO CH05 Rd LO IEEE 754 Floating Point LO Bytes AO CHO5 Rd HI IEEE 754 Floating Point HI Bytes AO CHO06 Rd LO IEEE 754 Floating Point LO Bytes AO CHO6 Rd HI IEEE 754 Floating Point HI Bytes AO CHO07 Rd LO IEEE 754 Floating Point LO Bytes AO CHO7 Rd HI IEEE 754 Floating Point HI Bytes AO CHO08 Rd LO IEEE 754 Floating Point LO Bytes AO CHO8 Rd HI IEEE 754 Floating Point HI Bytes AO CHO9 Rd LO IEEE 754 Floating Point LO Bytes AO CHO9 Rd HI IEEE 754 Floating Point HI Bytes AO CH10 Rd LO IEEE 754 Floating Point LO Bytes AO CH10 Rd HI IEEE 754 Floating Point HI Bytes AO CH11 Rd LO IEEE 754 Floating P
137. ta memory Read Input Registers A 3x reference register contains a 16 bit number received from an external source e g an analog signal The leading character is Read Write Output or Holding Registers A 4x register is generally implied by the used to store 16 bits of numerical data binary or decimal function code and omitted from or to send the data from the CPU to an output channel the address specifier for a Note The ON OFF state of discrete inputs amp outputs is represented by a 1 given function aie Jeaaing or 0 value assigned to an individual bit of a 16 bit data word port character also identifies the with is sixteen Ox or 1x references per word For channel mapping 1O data type the Isb of the word maps to the lowest numbered channel of a port and numbers increase sequentially as you move towards the msb All 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 Each EtherStax unit has a default factory configuration as noted in the Specifications section Your application will likely dif
138. tax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output Register Map Ref Input Registers Model ES2171 Model ES2172 Addr Description 3x References AO Watchdog Status AO ES2151 Fault Status ES2171 only Reserved Not Used for ES2172 Models Reserved Data Type Format Read Only Bits 15 0 bit position is AO channel 1 Watchdog Timeout 0 No Watchdog Timeout Bits 15 0 bit position is AO channel 1 No Fault Detected at Channel 0 Fault Detected at Channel This flag is cleared for the corresponding channel if the ES2171 output current cannot flow due to a wire break excessive load resistance or if the output voltage is approaching the excitation supply voltage less than 3V of overhead It will only operate if valid excitation 9 16V is connected Reserved Not Used Reserved AO CH 00 Configuration Reserved Not Used Bit 15 2 0 Not Used Bit 1 0 Range Per Model b1 b0 ES2171 ES2172 00 0 20mA 10V DC 0 1 4 20mA 5 VDC 10 Not Used Not Used 11 Not Used Not Used AO CH 01 Cfg See AO Channel 00 Configuration AO CH 02 Cfg See AO Channel 00 Configuration AO CH 03 Cfg See AO Channel 00 Configuration AO CH 04 Cfg See AO Channel 00 Configuration AO CH 05 Cfg See AO Channel 00 Configuration AO CH 06 Cfg See AO Channel 00 Configuration AO CH 07 Cfg See AO Channel 00 Configurati
139. the output Units shipped from the factory have not been manually calibrated Auto calibrating the current outputs does not compensate for small errors of the last output stage and manual calibration can be used to improve their performance Analog Current Output ES2171 Only 16 Process Current Outputs ESA OMK Open Mounting Kit EtherStax units can be ordered without their enclosure and already include the threaded standoffs and screws necessary to stack two circuits together plus the screws and standoffs for mounting the assembly to a flat surface Units may optionally bolt to the surface mount base plate of ESA SMK or ESA DIN HMK with this hardware This kit contains the identical replacement hardware for stacking two open circuits together and or mounting them to a flat surface Voltage Output Specifications ES2172 Only Output Range Select 5V or 10V per channel Outputs are limited to approximately 5 3V and 10 2V typical Output Load of unit not 8B output 1mADC max drive current into 10KQ or greater 10V or 5KQ or greater 5V Optionally you may use an 8B output module for greater voltage drive capability Output Accuracy Better than 0 05 voltage outputs using auto calibration as shipped from factory Output accuracy can be improved to better than 0 025 by manually calibrating voltage outputs Units as shipped from the factory have not been manually calibrated Output Resolution 10V range is 16 bits
140. ther host systems 8B Output Channels ES2172 models support up to 16 output channels Channels are mapped as shown below Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Avwww acromag com EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output 6 5 8B Output Channel Mapping Refer to the following tables to map output channels to 8B output modules install on a separate carrier and connected via the DB25 interface connector X2 ES2172 only ES2172 Only X2 Interface Not Included on ES2171 Port 1 Voltage Output Channels Port 2 Voltage Output Channels 2 5 10 11 12 13 14 15 4CH 8BP04 10 11 12 13 14 15 SPECIFICATIONS 8B Expansion Interface For Connection to 8B Outputs at X2 of ES2172 Models Only 8CH Back Panel 8BP08 10 11 12 13 14 15 16CH Back Panel 8BP16 Panels and Accessories can DB25 X2 Interface Connector Includes 16 output channels CHOO CH15 be purchased from Acromag or from DataForth consult the 8B Modules Expansion 8B Module Power 8B back panels require separate power hookup 5V or 12 28V DC according to power configuration 8B Channel Isolation 8B I O modules safely isolate the input signal for 240VAC continuous and pass a 1500Vrms isolation test Unit provides 0 108 inches of minimum clearance to maintain the reinforced 240VAC continuous safety isolation rating for each barrier 8B
141. ting Note that this will affect all output channels at one time The values restored are the ideal values not the results of an actual calibration and may not achieve rated performance No factory calibration has been done for the output channels only an Output Self Calibration As such you should only Restore as a last resort for getting out of trouble You may want to use the Output Self Calibration Control after invoking Restore Factory Output Calibration to improve performance Output Self Calibration Control Used First Before Manual Calibration This control is located in the middle of the page and should be done first before attempting to manually calibrate an output channel Invoking this control will over write existing calibration for all of the output channels Self Calibrate All Outputs Button Click this button to trigger an automatic output calibration of all outputs under program control while using an internal A D channel to make output signal level measurements Self calibration utilizes an A D channel of the unit instead of a DVM to measure each of the programmed output voltages in sequence plus a known precision reference all under program control for all output channels at once It then stores the output response for tailoring the conversion of an output channel Self calibration will achieve sufficient accuracy for most applications better than 0 1 of span for voltage outputs But for the current outputs of the E
142. transmit be manually crossed over to receive and visa versa You may obtain cable from other vendors in varied lengths and colors as required for your application For example shielded CAT 5e cable is available from the following vendors e L com Connectivity Products www L com com e Pro Link www prolink cables com For very noisy environments or in the presence of strong electrical fields you can obtain double shielded CAT 5e cable and shielded RJ45 plugs from the following vendors the EtherStax does not require shielded plugs as it uses unshielded RJ45 connectors e L com Connectivity Products www L com com see cable model TFSC2004 and shielded plug T8P8CSR e Regal Electronics www regalusa com see shielded plug model 1003B 8P8CSR C5 Complete premium double shielded Category 5e standard and crossover cables in variable lengths can be obtained from Lumberg at www lumbergusa com refer to their EtherMate line For example specify RJ45S RJ45S 656 B 3M for a double shielded 3 meter straight cable Specify RJ45S RJ45S 656 BX 3M for a double shielded 3 meter crossover cable Acromag also offers the following cable termination kit for building cables that take advantage of the special clip frame provided at the RJ45 socket of the EtherStax unit These are not required as standard plugs are still supported but will help to secure network connections for units subject to severe shock and vibration Acromag Inc Tel 248 29
143. u ie rsg CH11 COM P l P n cH12 20 CH12 cre O i CH13 21 CH13 cOM 4 f 16CH Tea CH14 CH10 R i ghisa CH15 COM T om H A AN pee ey Eagle Oot a cH11 NOTE THAT YOU CAN MIX FIELD I O DB25 INTERFACE X2 cOM OF UNIT WITH FIELD I O OF AN 8B CARRIER AS LONG AS THE CHANNELS DO NOT CORRESPOND EARTH CONNECTION IS MADE AT EARTH GROUND any INPUT PORT C TERMINAL This unit supports Modbus over TCP IP and UDP IP a TCP IP message will get a TCP IP response while a UDP IP message will get a UDP IP response You may use your own software to issue Modbus commands to this device see Modbus Registers or you may use a standard web browser as these units have built in web pages that allow you to setup and control their operation Simply execute your web browser type the IP address assigned to your unit in the Address window http 128 1 1 100 for our example click Go and you will be presented with the Home Page window of the unit similar to that shown below ES2171 Home Page Commute S 2000 Acromea bec Alata mermi PIOA IINA Not all parameters are programmable with Modbus commands issued to Modbus registers In general you would still have to use the embedded web pages to complete your configuration for example the network configuration parameters do not have Modbus registers For additional details on various operating modes please refer to the command descriptions provided in the Modbu
144. u can obtain compatible fiber cable and accessories from a variety of other vendors and some are listed below L com Connectivity Products www L com com fiber com www fiber com Belkin www belkin com Cables ToGo www cablestogo com CablesPlus www cablesplusUSA com Be sure to specify dual or duplex SC type cables or patch cords SC cables utilize a snap in connector that latches with a push pull motion If you wish to build your own cables you will also need special tools and equipment for cutting splicing and polishing the fiber With respect to the EtherStax note that the auto crossing feature does not apply to the fiber optic ports and the transmit and receive channels of these ports must be mechanically crossed over Likewise auto negotiation does not apply to the fiber port as the speed is fixed at 100MB Units with a fiber port cannot be placed into hub repeater mode as this is a full duplex fiber connection and hubs repeaters operate half duplex For reference when facing the front endplate of the unit the Transmit Tx channel is the bottom half of the SC fiber connector while the Receive Rx is the top half of the fiber connector Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http www acromag com
145. ub mode and you can connect a cable to both ports The external redundant switch will sense the redundant path and disable it temporarily If the primary path should later fail then the external switch can reactivate the other path effectively providing media failover protection right to the unit Note that Acromag offers several industrial managed and unmanaged Ethernet switch models that can be used to interface to this product please consult the factory or visit www acromag com Some examples of various types of network connections using Ethernet switches are included in the following pages Modbus TCP UDP IP Analog Output 1 CONNECTIONS Network Background Hubs amp Switches The current tendency in critical industrial control applications is to connect one Ethernet device per switch port This will produce the most deterministic mode of operation as the switch can operate full duplex with no chance of collisions This ensures determinism helping critical control applications to remain predictable and on time Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http www acromag com 1 8 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output CONNECTIONS Network The unit includes two Ethernet ports for convenient cascaded network connections as shown here This is also useful for extending the network as each segment may extend up to 100 meters Note that data col
146. uired to something you can remember TIP If you do not want to bother with remembering a username and password to access a Station you can submit it blank Then when it is queried for later just leave the query fields blank and click OK to gain access Password Connect to 10 1 1 74 PR For each new browser session that J 7a accesses the Home Page of this Xa unit you will be presented with a i window prompting you to enter the current User Name and Password Prad e Baa as shown at left This information User name is required before the program will allow you to make any other selections The default user 1 Remember my password name and password is User and password respectively After entering these defaults you should invoke the Password Configuration Page to change these parameters to something more meaningful for you Go ee er Tx p a ed R O pw m ES2171 Password Configuration Page New Username sed Pasrvord Comite 200 Ncrmnat i Muito maned Use up to 20 alphanumeric characters case sensitive to specify your username and 10 alphanumeric characters case sensitive to specify a password You will have to type these entries twice to help prevent errors Click the submit button to write your changes to the unit After submitting your username amp password changes you will be prompted to enter your new username and password before being permitted further access to the
147. ulti mode fiber optic cable but may be extended using hubs and switches However the total round trip delay time along a network path must never exceed 512 bit times for collision detection to work properly IP Address Can be preset by the user static and loaded from internal non volatile memory or it can be automatically acquired at startup via a network server using a BOOTP Bootstrap Protocol or DHCP Dynamic Host Configuration Protocol The unit includes a default mode toggle switch to cause the unit to assume a known fixed static IP address of 128 1 1 100 useful for troubleshooting purposes Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output r4 1 LED Indicators Rear Panel Rear System Status Indication Located next to power terminals RELAY Red Indicates the energized state of the adjacent SPST NO relay contacts A amp B ON indicates these contacts are closed OFF indicates these contacts are open ON by default following power up indicates a failsafe contact setting normally energized STATUS Yellow Slowly blinks ON OFF in default mode blinks rapidly SPECIFICATIONS Controls amp Indicators BACK OF UNIT if a watchdog timeout has occurred RUN Green Blinks momentarily upon power up but turns constant ON RELAY if power is on and unit is OK Continuous flashing after
148. unit via the RST toggle or by cycling power Check your power supply voltage and make sure that it is at least 18V and of sufficient capacity select a current capacity at least 2x the maximum current draw of the unit web page interaction considerably Go to the Network Config Page and verify that each unit has a unique MAC address installed This should always be the case If you have 2 units with same MAC address this will slow down communications considerably and you must contact the factory for MAC reassignment The i20 mapping function will block direct writes to a local output if mapped to its port Make sure that you have not enabled this feature ts Has Offset Error Refer to the Output Calibration Page and perform a manual calibration of the outputs to improve performance if auto cal results are not sufficient This will not correct the loop back reading on current outputs though Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com 4 4 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output TROUBLE SHOOTING Diagnostics Table 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 unit with a known good unit Acromag s Application Engineers can provide further technical assistan
149. use this reference to accurately convert an output It does this on a channel by channel basis and you can achieve very accurate results but manual per channel requires more time to complete as well as very accurate measurement equipment Units shipped from the factory have only automatic calibration done and per channel calibration has been performed Channel Selector Bullets Click to bullet the output channel you wish to calibrate Output calibration is done on a per channel basis Repeat the calibration process for each output as required to improve performance Calibration Step Button You click this button in a sequence of 5 steps to accomplish output calibration Specific instructions at each step are typed on the face of this button Follow these instructions to proceed Value Read Field Enter the measured output value in this field at the appropriate step read Step button instructions for prompting For voltage outputs enter your measured voltage and for current outputs enter your measured current in milliamps Unit will use this value to correlate the corresponding DAC count to the output level to form a linear response Reset Calibration Button Click this button if you make a mistake in the calibration sequence and wish to start over from step 1 Restore All Default Calibration Values Button Global Click this button if you believe channel calibration has been done in error or you are getting erratic results after recalibra
150. ut Load Resistance Range 0 6000 Output resistance is a function of excitation voltage as Rioad max Vexc 3 3 0 0215 See Power Requirements Excitation of the Environmental specifications on page 67 for a table of load resistance versus excitation voltage Output Update Rate Output levels are updated when written and continuously every 5 seconds Output Resolution Current A 16 bit 10V DAC drives a V I converter such that output current is the DAC voltage divided by 249 With 32768 representing 10V an internal count of 0 16318 yields 0 20mA and 3264 16318 yields 4 20mA This is 1 226uA bit or 1 part in 16318 for 0 20mA 1 part in 13054 for 4 20mA From the programmers perspective all unipolar output ranges are normalized to 0 30000 for 0 100 of range and the effective resolution is limited by the internal DAC resolution as described The normalized over range count is limited to a 16 bit signed integer of 32768 which is 32768 30000 or 109 2 This yields an ideal over range value of approximately 21 84mA at 32768 for 0 20mA range and 21 48mA for 4 20mA range IDEAL RANGE LIMITS WRT DAC COUNT DAC CT Voltage Current PGM COUNT 0 20mA Range 0mA 0 0 000V 0 000mA 20mA 16318 4 980V 20 000mA OVR 17824 5 4395V 21 84mA 4 20mA Range 4mA 3264 0 996V 4 000mA 20mA 16318 4 980V 20 000mA OVR 17523 5 3476V 21 48mA Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales
151. ut configuration parameters you can click this page to configure write and read the outputs of your unit The ES2171 Output Configuration amp Test page is shown at left The ES2172 page is similar but controls voltage outputs instead of current outputs When you first enter a page that includes controls like the polling rate slide of this page you may note that your first click on the control is ignored This is because the first click activates the control TIP If you notice that the Output Test Page has stopped scanning the outputs or appears to have halted simply click the refresh button to restart the polling This happens if the unit is interrupted for a period of time and it causes the Java applet to time out and stop sending requests for data Clicking your browser refresh button will restart the Java requests Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http www acromag com 3 4 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output WEB BROWSER Oe sarees a C e i Output Configuration amp Output Test Page Yoo mn need to estat youn lee os Medam a reser Network Configuration Page Password Configuration Page Output Calibration Page Utty Page Corrida 300 Acmar jc Alide reserved For configuration you click to select the output channel you wish to setup and the channel s current configuration selections will be
152. uters in the world will ever have the same network address An Ethernet packet will include two 48 bit address fields appended to it that represent the MAC address of the sending computer and the destination computer In IEEE 802 networks the Data Link Control DLC layer of the OSI Reference Model is divided into two sub layers the Logical Link Control LLC layer and the Media Access Control MAC layer It is the MAC layer that interfaces directly with the network media and where this address distinction is applied each different type of network media requires a different MAC layer Use Static IP Addressing tells this unit to fix the IP address setting to the Static IP Address specified By default the unit is set to use Static IP Addressing and a Static IP Address of 128 1 1 100 You can optionally choose to have the IP address assigned dynamically via DHCP BOOTP or DHCP BOOTP w Fallbacks This will also require that you specify a valid Host Name see above If this unit is an i20 target device you must have a static IP address in order to address it via i20 Use DHCP tells the unit its IP address is to be obtained dynamically and may change each time this device is connected to the network Use DHCP w Fallbacks works the same way but will revert to the static IP address specified if your DHCP server cannot be found DHCP refers to Dynamic Host Configuration Protocol and its routine for assigning dynamic IP addresses to de
153. vices on a network With dynamic addressing a device can have a different IP address every time it connects to the network and in some systems the IP address can even change while it is still connected Use BootP tells the unit its IP address is to be obtained from a BootP server Use BootP w Fallbacks works the same way but will revert to the static IP address specified if your BootP server cannot be found BootP refers to the Bootstrap Protocol which is an internet protocol that enables a diskless workstation to discover its own IP address the address of a BOOTP server on the network and a file to be loaded into memory to boot the machine This enables the workstation or device server to boot without requiring a hard or floppy disk drive BOOTP works similar to DHCP but is usually found in older systems This protocol is defined by RFC 951 Modbus TCP UDP IP Analog Output 3 1 WEB BROWSER Network Configuration Page This device can be placed into a default communication mode via the DFT toggle switch at the front of the unit Default Mode uses a static IP address of 128 1 1 100 a default subnet mask of 255 255 255 0 a default username User and a default password password Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com 3 2 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output WEB BROWSER Network Configuration Page
154. web pages Just be sure to use the new values you just set If you already forgot your settings then place the unit in the default mode and use the default username and password to access this page again and reset your assignments to something you can remember Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http www acromag com EtherStax ES2171 2172 User s Manual After setting your username and password you can click the Network Configuration Page button and a screen similar to that shown below will appear Use this screen to set the network configuration parameters for your unit these parameters cannot be set via Modbus registers Parameters are described below You may have to consult your network administrator for help in completing the contents of this page ES2171 Network Configuration Page IP Address Control Ache IP Adm 12813100 MAC Astme 0001 03 000038 Use State IP Adiring Use DHCP Un BOOTP Use DHCP WFabacis C Use BOOTP WFabarts Ethernet Port Control Peni Peet 2 10 Mbpelta Dupes C 10 Mbps Fadl Dopis 10 Alpah Duper 10 Mips Full Dagens 100 Mbp Elf Degen C 100 Mips Fall Dapes 100 Mopeds Duplex 100 Mie Fall Daples Port Sams LOOM Fall Dagies Port 2 Stam No Link Os This Port Poort Tiber Opsion Not estate Switch He EEN Password Configuration Page Output Test Confg Page Output Catration Page Uulity Page p tome Page ss Static IP Address is as the name implies
155. xternal network ports to the internal CPU MAC third port Both network ports are fully isolated and include transient protection The embedded switch may also operate as an Ethernet hub allowing automatic end node media redundancy when both ports are connected to an external redundant switch copper only This also makes the node redundancy compatible with most proprietary ring redundancy methods Spanning Tree STP or Rapid Spanning Tree RSTP Acromag Inc Tel 248 295 0880 Fax 248 624 9234 Email sales acromag com http Awww acromag com 4 8 EtherStax ES2171 2172 User s Manual Modbus TCP UDP IP Analog Output HOW IT WORKS OUTPUT CHOO sev COM OUTPUT CH15 sev COM Key Observations 8B OUTPUT ES2172 ONLY Xe OUTPUT CHOO F P N VOLTAGE JUMPER aux 8 p APBxx 8B OUT MODULE j ry CARRIER INTERFACE O DB25 x2 iN To DB25 x2 CHaT e cHo8 8 1 MUX aae DAC REF 5V cHes e CH15 8 1 ALARM 5v RELAY Y SYSTEM yy ss STATUS ey res AQA Y soram game 43 30 SDRAM 16CH D A CPU DSP 5 123V v REF 5 000V 5 0V OUTPUT LOOPBACK RELAY This device is packaged in a rugged aluminum enclosure which is common to the earth ground terminal and fully isolated from the internal circuitry for increased safety and noise immunity T
156. you notice that the unit is cyclically resetting itself then this may indicate that your network connections or external network switch es are not already setup to handle redundant media connections Do not connect to both network ports unless your network redundancy status has already been established Otherwise message loops may develop that could cause the unit to periodically reset itself Failure to place the EtherStax unit in hub repeater mode for redundant media connections may prevent the external network switch from detecting the redundant path causing unpredictable results Note that all units operate at 100Mbps and half duplex in hub repeater mode This device has dual Ethernet ports provided by a built in Ethernet switch Normally the second port connection provides a convenient cascaded network connection or is used for extending the network or to provide media conversion But this integrated switch also has an alternate operating mode as a hub repeater As a hub anything sent in one port is immediately transmitted out at the other port This adds much lower latency Additionally in this mode if you connect both ports of this device to a redundant switch or redundant switch network the external switch will sense the redundant path and automatically disable the second path to this device holding it as a backup in case of primary path failure This behavior is completely managed by the redundant switch making the

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