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1. yie rr n S TE E zs L qe Manuale d uso User manual LEGGI E CONSERVA gt QUESTE ISTRUZIONI READ AND SAVE THESE INSTRUCTIONS CAREL Technology amp Evolution PCOWEB FOR PCO PCOWEB FOR PCO LEGGI E CONSERVA QUESTE ISTRUZIONI 4 READ AND SAVE THESE INSTRUCTIONS We wish to save you time and money We can assure you that the thorough reading of this manual will guarantee correct installation and safe use of the product described PCOWEB FOR PCO OVERVIEW ii A a bareiere bre 6 NIN OA 6 PCOWEB ADMINISTRATION 0 22 ccceeecceeeeeeeceeeeeeeeceeeeeeaeaeeeeeceaeeeeeseceaeeesecaeeeeeeeecaeeseseeeeeeseeeeneeessneeeeeees 6 DEFAULT WEB PAGE ran ne EE 6 WEB ADMINISTRATOR PAGE i uradel ee ai ed asia der 7 View used free flashdisk Space cccsccceeseseeceeeeeeceeeeeeeeeeeeeeecaeeceeseaeeeeeeseneeseessaeeeeeseeeeeseeseeesseeeaees 8 Set directory password cccccccceeeeeceeeeeeeeceeeeeeaeeeeeeeaeeeceeecaaeeeeecaeececescaeeseseaaeeeeseseeesessceeesseneeeeseaees 8 Adjust files and directories attributes ACCESS oooononinococcccnnnnnnncnononononcnnnnnnnncnnnnnnno nono nnnnnnncnnnnn eetere 8 Flush disk Cache conoci o o ket ds 8 Backup Upload flash images ccccceccceeeeeeceeeeeeeeeeeeescaeeeeseaeeeeceaaeeeeesecaeeeesceeeeeeeeesneeeesseeseseneeaees 9 Format flashdis kis onee a tn 9 Get Setya2. UDP if BACnetIP is used then a UDP port must be assigned the default port for BACnet is BACO hexadecimal 3 pCOWeb Device Instance This is the device instance of the pCOWeb on the network It defaults to 77000 but can be set from 0 to 4194303 Every device on the network must have a unique instance number 22 PCOWEB FOR PCO Description A 64 character field that can be used to describe the device Location A 64 character field that can be used to describe the physical location APDU Timeout Indicates the amount of time in milliseconds between retransmission of an APDU requiring acknowledgement for which no acknowledgement has been received The default setting of this property is 5000milliseconds This value must be non zero if the APDU Retries is non zero In order to achieve reliable communication it is recommended that the value of the APDU Timeout be the same in all intercommunicating devices 7 APDU Retries Indicates the maximum number of times that an APDU shall be retransmitted The default value is 3 If the value of this property is non zero then the APDU Timeout field must be non zero 8 Password for Restart This is the reinitialize password The default is 1234 The value can up to 9 characters long It is required from the responding BACnet user prior to executing the ReinitializeDevice service OF OF Alarm Parameters 1 Alarming Enabled Set to yes to enable the intrinsic alarming features of AV and B
3. name for example admin html 2 Download a custom made index html page any other page linked to it These pages are not visible at this point the proper flags need to be set 3 To set the flags link to the administrator page previously renamed by typing http your_pcoweb_ip http admin html 4 Enter the Web Administrator Area with user name admin and password fadmin Launch the Adjust files and directories attributes access 5 Repeat steps 2 4 every time a page is added or updated 9 PCOWEB FOR PCO To administer the web pages you can use any FTP client for the following examples we will use SmartFTP free to explore the directory tree of pCOWeb The user name and password for web administration is username httpadmin password fhttpadmin Note Changing Passwords The password can be changed by accessing the pCOWeb html configuration pages The factory password is simply f followed by the username The username cannot be changed After the login you will see the contents of the folder usr local root flash http SmartFTP v1 0 Unlicensed FTP Commands View Tools Favorites Window Help 222 BASS a e Ee e En09 3 Address d z D 10 5 0 130 usrflocalfroot flash http Login httpadmin Password eeee000000 Port 21 C Anonymous 10 5 0 130 httpadmin E Y 10 5 0 130 Name Size Date E usr Parent Folder EH local admin 1 1 2
4. release 1 2 AgentCode ReadOnly pCOWeb A 2 pCO properties 2 0 10 pCOStatus ReadOnly 0 pCO offline 1 pCO init 2 pCO online 2 0 11 pCOerrors ReadOnly of communication retries 0 when ok or when it reaches 5 retries gt pCO offline 2 1 C D pCO variables ReadWrite C variable type 1 digital 2 analog 3 integer D variable index 1 207 E always 0 Note SNMP RW The actual ReadWrite property depends only from the particular application software downloaded into the pCO controller the ReadWrite attached as remark near the previous pCO variables row means only that a new value received from the network and intended to replace a old value of a particular pCO variable will be sent to pCO and a variable reading performed by a remote host via the network will get the value that the pCO passes to pCOWeb no matter of the actual meaning of this value it could be a variable used or not by the particular pCO application Example 1 3 6 1 4 1 9839 2 1 2 45 0 Analog variable with index number 45 the ending 0 is always needed as every object is treated as a scalar value TRAPS Introduction The TRAPs represent a way by which pCOWeb can send a warning a SNMP coded message to some receivers when a particular status comes active The main reason for this mechanism is useful is that it is an asyncronous i e a remote host is able to get a status warning from pCOWeb withou
5. the pCO controller read at the time the trap was generated By the fields Vars OID you can specify the OIDs for these variables At the moment the trap will be generated pCOWeb will get the values of the variables whose valid OIDs are specified within the fields and will fill the trap message with them By this the host that receives the trap can also report these informations normally useful to better understand the reasons the trap was generated by the application in pCO 20 PCOWEB FOR PCO BACNET PROTOCOL The BACnet protocol is the ASHRAE building automation and control networking protocol that provides a mechanism by which computerized equipment can exchange information regardless of the particular building function they perform The pcoweb provides Carel pCO controllers with a gateway to the BACnet protocol The pCOWeb appears to be native BACnet device as it reflects the status of various real time measurements and commanded setpoints in a single Carel pCO controller The protocols supported are BACnet IP BACnet Ethernet and BACnet MSTP Due to the small form factor there are two different models of the pcoweb The first PCO1000WB0 has a connection for an Ethernet networks and has Ethernet 8802 3 and network and provides the BACnet MS TP protocol Part Number BACnet Protocol PCO1000WBO BACnet IP and BACnet Ethernet PCO1485WB0 BACnet MSTP BACnet IP and BACnet Ethernet configuration To configu
6. 005 0 00 4M B root plugins 1 7 2005 16 16 PM E ks index html 17 3KB 1 1 2005 0 01 AM admin 9 plugins 200 NOOP command successful NOOP 200 NOOP command successful Log Session Queue_ 21 Queue Source Global Queue Connections Speed 3 Object s Total 17 3 KB 00 04 08 Transfers and you should also find the admin folder and index html 10 PCOWEB FOR PCO The flash http directory is the right place to store your html pages and or directories The flash http index html is the default page that will be served out when you type http lt pCOWeb IP address or name to be resolved by a DNS gt Enter into a browser If you need to build some CGI scripts the right place for those files is flash usr cgi If you put them in a place other than that they will not be executed The directory usr local root is the root directory for http server The http server will automatically add the path usr local root to every page name requested by a client For example look at index html When you write http lt pCOWeb IP address or name to be resolved by a DNS gt Enter the http server will automatically serve the following page usr local root http index html The parenthesis contain the root path for the http server on future examples this will be omitted This page is stored inside a read only area of the FLASH memory If you
7. Bottom Half of Trap Setup Page Variable 1 Y Enabled Trigger Destination Trap OID Acknowledge Ack interval Vars OID 1 NO Positive Y Host1 NO NO vw lsec A Host 2 NO Host 3 NO vw Host 4 NO This half page lets you to configure the traps related to state changes of each digital variable of the pCO controller Variable 1 SELECT When you enter the page you will be able to see the settings of the Digital Variable 1 as reported by the selector Variable which is set to 1 by default The configuration of the traps for this Digital Variable is contained in the table below the Variable selector By this table you can change the configuration of the traps for the Digital Variable 1 If you want to check change the Configuration of another digital variable you first have to select another Variable number then you have to click on the SELECT button and wait for the half page refresh The configuration table shows in the most left column the number of the Digital variable selected Enabled and Destination Columns If Enabled NO is selected the state changes of the currently selected Digital Variable will never generate traps if Enabled YES is selected the traps generation and sending will depend on the Destination enabling flags For instance to let a trap to be sent to the Host1 all three Enabling flags Enabled for the Host1 in the top half page Enabled in the bottom half page
8. Destination Host1 in the bottom half page have to be set to YES Trigger Let you to select which state transition will generate the trap Positive from 0 to 1 ransition Negative from 1 to 0 transition or Pos amp Neg every transition Note Trap Trigger at pCOWeb power up and after every revivel of a previously failed communication state with pCO pCOWeb will send a trap for each digital enabled variable accordingly to the Trigger selection and the following rules Trigger selection Positive a trap will be sent if the value of the variable is found to be 1 Trigger selection Negative a trap will be sent if the value of the variable is found to be 0 Trigger selection Pos amp Neg a trap will be sent regardless the value of the variable Note that this selection together with the enabling of several traps amp hosts could result in a delay from the power up to the complete acquisition of all the values of the pCO controller 19 PCOWEB FOR PCO variables Until the acquisition you will read U undefined as the result of a read of a not acquired variable You can realize a slow refresh by checking the status led in pCOWeb slow or no blinking means slow or no refresh Trap OID Trap Object Identifier a sort of name of the trap This information will be embedded inside the message when the TRAP SNMP message is formatted before being sent to the hosts This information is requested by the syntax of all t
9. OWEB FOR PCO Note Two Submit Buttons the page is divided into two half pages top down Each of these has its own Submit button please note that a Submit button will confirm ONLY the parameters selections of the related half page with no effect to those of the other half page Let s examine the page Top Half of Trap setup Page pCOWeb SNMP pCO variables traps configuration Microsoft Internet Explorer File Edit View Favorites Tools Help Q sack amp 2 a 0 ya Search FE Favorites 3 g w LJ Address E http 10 5 0 127 config snmptrap cgi SNMP pCO variables traps configuration Host 1 Community Enabled NO Host 2 Community Enabled NO M Host 3 Community Enabled NO v Host 4 E Community Enabled INO M System traps Trap Enabled Trap OID Acknowledge Ack interval pCO protocol failure NO Y NO a 1sec y The top zone of the top half page is devoted to the settings for up to four destination hosts IP address Community enabling flag IP address must have the usual format Example 192 168 10 2 TT PCOWEB FOR PCO Community the Community in SNMP standard is a string useful to filter the access from a host toward pCOWeb if the community string of the host is not the same of that of pCOWeb the access will be denied it is then somewhat similar to a passwor
10. V objects 2 Alarm Destination Device Inst Insert the device instance of the destination for the alarms Allowable range is 0 4194303 3 Alarm Process Id Insert the process ld or handle which is meaningfull to the alarm destination device This handle will be used to identify the process within the destination device that should receive the alarm notification 4 Interval to send Whols The pCOWeb will send a Whols command to the alarm destination device Whols will continuely be sent at the interval provided until a valid response is received Setting this value to 0 will disable this command Clock Parameters 1 Daylight Saving Time Check yes if it is required to automatically track daylight savings time 2 UTC offset Universal Time Coordinated offset is used to enter an offset in minute resolution The UTC time zone is GMT or Zulu time in military terms For example you would enter 300 to get Eastern Standard Time EST Submit Button Pressing the submit button will save your changes Then you must reboot the pCOWeb by pressing the reset button on the card or by resetting power to the pCO controller pCO to BACnet Database The pCO communicated variables are maped to analog_value and binary_value BACnet objects A table based list of BACnet visible values is maintained by the pCOWeb Each interface table value is accessible by BACnet clients as a Present_Value property of a standard object The Carel variable f
11. ange Of State alarming for BV The detection algorithms behave as described in 12 3 16 12 3 17 and 12 7 23 of 135 2001 for standard intrinsic alarming The resulting event notifications are reported to a single destination specified device configuration The Description property is used as the alarm message description in event notifications 26
12. arte 18 Enabled iento ica ARLES 18 Trap OIDO IE 18 Acknowledge and Ack interval cccccceceeeeeeeeeneeeeeeeeeeeeeeeeeaeeeeeeeeeeeeeeeeecaaaeeeeeeeeeeeeeeennaaeeess 18 Bottom Half of Trap Setup Page cc ccccceeeeeceeeeeeeeceeeeeeeeeeeeeaeeeeeeeeaeeeeseseeeesseneaaeeesseneeeeseaees 19 Variable 1 SELECT be 19 Enabled and Destination COJUMNS oooocccccccnnocononononcnnnncnnnnnnnnnonnnnnnnnnnnnnn non non rnnnnnnnnnannnnnnnnnnnnnos 19 A A O AT 19 Tap OD udatert 20 Acknowledge and Ack interval ccceceeeeeeeeeneeaeeeeeeeeeeeeenaaeeeeeeeeseeeeeeenaaeeeeeeeeeeeeeneeenaaeeees 20 Vars OID optional sisser and alee erties dated eine cess 20 BAGNETPROTOGOL asset 21 BACNET IP AND BACNET ETHERNET CONFIGURATION 2220ccceeeeeeceeeeeeeeeeeeeeeceeeeeeecaeeeeeeeseaeeeeeeeeeeeeeseneeeess 21 Device PropenieSkaa ine tarnen seen kua ske Aker 22 Alarm Parameters siian sec sence Sets e ene a hid ot tis e bn doe aay 23 Clock Parameters oi a E TEE 23 Submit BUTON a eo a o o a od 23 PEO TO BACNET DATABASE ruta skisserer de ne 23 SUPPORTED BACNET OBJECTS EE 24 BIBB SUPPORT ss 26 OBJECT SUPPORT OF INTRINSIC ALARMING PCOWEB FOR PCO PCOWEB FOR PCO Overview The pCOWEB interface card was designed to provide the pco controller family connectivity to four increasingly used protocols HTTP SERVER FTP SNMP and BACNET The card p
13. ct The Device object is homed on the BACnet LAN The Device instance and properties are programmed through either the WEB interface or by the Carel BACnet Gateway Configuration software The Device Object supports the following properties O O O O OOOO OOO ODO Aa DO OO Aa 0 OOO OQ Object Identifier Object Name configurable Object Type System Status Vendor Name Vendor Identifier Model Name Firmware Revision Application Software Version Location writable Description writable Protocol Version Protocol Revision Protocol Services Supported Protocol Object Types Supported Object List Max APDU Length Supported Segmentation Supported not supported APDU Timeout Number Of APDU Retries Max Master only present on MS TP version writable Max Info Frames only present on MS TP version writable Device Address Binding Database Revision 98 PCOWEB FOR PCO BIBB Support The pCOWeb supports the following specific BIBBs per their relevant definitions in Addenda D Annex K to BACnet DS RP B DS RPM B DS WP B DS WPM B i e act as a server that can execute Read Write single or multiple properties DM DDB B DM DOB B i e dynamic device and object binding Support initiating I Am in response to Who ls and at configurable interval Who Is only Who Is plus startup Who Is plus every N minutes This option is configurable through software DM DCC B DM RD B i e DeviceCommunicationControl and ReinitializeDev
14. d Enabling flag when this flag is set to No it overrides the settings of the rest of the html page no controller TRAPS will be sent to that host when this flag is set to Yes the TRAPS sent to that host will depend on the selections of the rest of the html page Note Trap Host IP The four IP addresses for the hosts shouldn t be confused with those available in the html page that you can see when you click on the link SNMP System defaults configurations of the Web Administrator page in this SNMP pCO variables traps configuration page the four IP addresses will be used ONLY in relation to the settings available in this html page System traps This table contains only one system trap its name is pCO protocol failure When enabled the TRAP will be sent to all the hosts set in the above section of the html page in occurrence of the continuous communication between pCOWeb and pCO becomes impossible Normally this could never happen but it does it is possible that there is some hardware or pCO application software problems You can check this situation in the left LED status of pCOWeb it will appear red with dark flashing every time a request generated from pCOWeb is not followed by the right answer from pCO Enabled Enabling flag only for pCO protocol failure trap Trap OID Trap Object Identifier a sort of name of the trap This information will be embedded inside the message whe
15. e 127 Analog value instance 1127 Supported BACnet Objects The pCOWeb supports analog_value binary_value and device object types The following properties of those objects are supported in addition to the writable Description property In general standard object property values other than Present_Value are derived as follows o Object Identifier generated automatically from request Object Name generated by taking a single letter A I or D concatenated with the variable number as 3 decimal digits e g A025 O Object_Type generated automatically from request Polarity always NORMAL Description writable Status_Flags always FALSE FALSE FALSE FALSE Event_State always NORMAL Reliability generated automaticaly once pCOWeb has received a valid reading from pCO controller Out_Of_Service always FALSE Units writable o Inactive Text writable default to 0 00000060 oo QA 00 0 00 0 00 0 0 0 0 0 PCOWEB FOR PCO Active_Text writable default to 1 Time_Delay writable Alarm Value writable BV only High Limit writable AV only Low Limit writable AV only Deadband writable AV only Limit Enable writable AV only Event Enable writable Acked Transitions generated by alarm logic Notify Type always ALARM Event Time Stamps generated by alarm logic From a BACnet perspective the pCOWeb appears to be a single BACnet device representing the pCO controller Consequently it provides a Device obje
16. e oF a ts ti moto cid 9 HTTP PROTOCOL Lasso maa redat 9 INTRODUCTION Lea ne Aa ally 9 USER HTML PAGES coi nd A a ans 9 Note Changing PasswordS ooocoocoooccccccccnccnnnononnnnnnnncnnnnnnnnnononnnnnnnnnnnnnnnnnrrnrnnnnnnnnnnnnnnnnrnnnrrrnnnnnannnnnnos 10 SPECIAL TAGS Sten A tae oth Jee Mog dnl dle eal Jin fees ek AMS et ez s 11 Getting DAA sad tiie ce beet sv e ote tea ee 11 Setting Datadisk ele ca ele ernie A aa 12 PTP PRO TOCO OP TONA ste 13 SNMP PROTOCOL ta us mete es ee ee 15 GENERAL OID FORMAT snek eden decree eevee atl esas ave den cee eta 15 Note SNMP RIW a4 sets epee acne tate tote e cs e Leo at te do tie Rac ye Do bas ol 15 TRAPS ua da a ia dats 15 A LEK O SET 15 SYSTEM RAP Sisco tek ts alt a Th Te TEA a ao obi Ga bath 16 De fauiltstraps a nm tnt ea o ela maar ok 16 Default trap community ccccceeeeececeeeeeeeeeeeeeeeeceeesecaeeeeeeaaeeeeeseeaeeceseceeeseeeeeaeeeeseeceeeeeetseeeeees 16 Send authfal trapecio sata little dus oer kansje 16 System traps hosts t ble Tar as Eee ie 16 System trap destination host N cccccceeeeceeeeeeeeeeeceaeeeeeeaeeeeesaeeeeeseseaeeeesseeeeeeeeeneeeeseaees 16 Note Trap Host IR fu ante een rd ei ee St 16 CONTROLLER TRAP Se ae ereen aaeeea E eat kutter den dat reese eet bles 16 Top Half of Trap setup Page iii ne eee i 17 Note Trap HOStI Pinen n adri Raed dist eee cl 18 Systemtraps s
17. ful configuration features View used free flashdisk space Check for the amount of free writable space inside the FLASH memory Set directory password Useful to set change the logins to access the directory in the writable area of the FLASH Adjust files and directories attributes access Needed to set the properties of the user html and cgi files downloaded into pCOWeb you must launch this item to make the http server able to open those user files Every time you create a new page or inadventertly change the properties of some user files it is advisable to launch this item Flush disk cache Every change in the user files or parameters is temporarily written in RAM and later saved in FLASH This is made to save time for the writing cycles in FLASH This can lead to data 8 PCOWEB FOR PCO loss or corruption if pCOWeb is powered down before the saving in FLASH This button lets you to force the save Backup Upload flash images These two items lets you to download an exact copy of the flashdisk to your PC and later to upload again into a pCOWeb The previous contents of the target pCOWeb flaskdisk will be lost Note that the flashdisk contains also all the user specified configuration parameters IP address for instance The Upload item lets you also to upgrade the firmware into pCOWeb by picking up the proper files from new releases from Carel The Upload task will automatically understand what type the block is and wil
18. ge based on the result lt img src img lt setres undefined green red gt gif In this example a different image is displayed based on the value of setres This function is only called after the pcoWeb initiates a SET command The parameters of the tag are booleans and are mutually exclusive The first parameter returning true means that the SET function returned 0 or a null result This could be caused by communication errors with the pcoWeb or incorrect variable settings The second parameter returns true when the variable has been set The third parameter returns true when the transaction times out The variable may have in fact been changed but the transaction exceeded the timeout setting This may be encountered if the pcoWeb resides on a network instead of a direct connection Setting Data Setting data to the pcoWeb uses the standard HTML form submission methods The standard form tag for pcoWeb must only contain the method property Example lt form method get gt The action tag should be omitted in the pcoWeb pages 26 lt form method GET gt me Var l lt input type text name script var 0 1 1 0 1 value lt var 0 1 1 gt gt lt br gt o Var 2 lt input type text name script var 0 1 2 0 1 value lt var 0 1 2 gt gt lt br gt SS Var 3 lt input type text name script var 0 1 3 0 1 value lt var 0 1 3 gt gt lt br gt Me Var 4 lt input type text name sc
19. he TRAP messages except for the system TRAPS for which the OID is predefined If you didn t specify anything inside this field the TRAP will not be generated The form of the Trap OID is accordingly to the rules of SNMP a sequence of numbers separated by periods This syntax is the basic form by which SNMP describes every object An example for this field is 1 3 6 1 4 1 9839 3 1 By this information the receiver will be able to distinguish each TRAP from each other So the Trap OID represents the type of the TRAP See also the previous section describing the SNMP tree for pCOWeb Acknowledge and Ack interval By these selection tools you can decide to activate or not the Acknowledge feature for the pCO protocol failure trap For example Suppose that you have enabled this feature to Acnowledge 5 times with a Ack interval 10 seconds When pCOWeb sends the trap to Host1 it will begin to wait for a special reply from the corresponding Host1 saying ok received this trap If pCOWeb is not able to get this Acknowledge within 10 seconds from the first sending it will send the same trap one more time and then it will start waiting for the Acknowledge This mechanism will stop as soon as pCOWeb will get the Acknowledge or after a maximum of 5 further traps after the first sending Vars OID optional A trap message can carry some additional informations pCOWeb can fill the trap message with the values of up to five variables of
20. ice These features shall support a Reinit Password configurable through software AE N I B AE ACK B AE INFO B i e generate EventNotifications when programmed alarm conditions occur accept acknowledgements for those notifications marked as requiring acknowledgement and support GetEventinformation requests Object Support of Intrinsic Alarming In lieu of full support for Notification Class objects the intrinsic alarming features of AV and BV objects determine the destination for event notifications using added properties in the Device object and individual AV and BV objects The Device object includes these standard properties used in a non standard manner o Recipient writable representing the device instance to send event notifications to o Process Identifier writable representing the process identifier of the recipient process in the device to which notifications are sent The AV and BV objects include these standard properties used in a non standard manner o Issue Confirmed Notifications writable whether alarms from this object should be sent as confirmed or unconfirmed o Ack Required writable whether alarms from this object require individual human acknowledgement o Priority writable what the alarm priority for this object is in event notifications note that all transitions use the same priority The AV and BV objects include alarm detection and reporting logic to implement high low limit alarming for AV and Ch
21. l write it into the right place Format flashdisk This item will erase ALL the writable FLASH space and will recreate the factory situation inside it It is intended to recover from corruption of flash file system or to bring the flash disk to the factory situation but you can also choose to keep the user configuration parameters not the html pages in this case the parameters will be first saved in a temporary RAM zone and further moved to the FLASH after reformatting Get Set var It is a demo page that lets you to set some digital analogue integer variables HTTP PROTOCOL Introduction Creating custom html pages for your pCOWEB requires a two step process downloading the new pages using FTP and setting the proper access properties Custom pages are stored in the writable space of the FLASH memory The amount flash available will very between versions but will be around 2 5mb to 4mb For the purpose of this manual we will use the SmartFTP program http www smart ftp com to easily download the pages to the pCOWEB via FTP protocol The http server of pCOWeb needs to have the html pages with some specific owner group access property settings After the pages are downloaded a special task has to be launched to set properties If these properties are not set it will not be possible to retrieve the pages User html pages The process for updating pages in the pcoweb is 1 Rename the default index html page with another
22. lt td gt lt var 0 1 1 gt lt td gt lt td gt lt var 0 1 2 gt lt td gt lt td gt lt var 0 1 3 gt lt td gt 45 lt tr gt lt td gt lt var 0 1 17 gt lt td gt lt td gt lt var 0 1 18 gt lt td gt lt td gt lt var 0 1 19 gt lt Line 44 and 45 above show several Carel defined tags they are useful to retrieve the actual value of the pCO variables For the syntax and details see the list of the tags below Getting Data 11 PCOWEB FOR PCO lt var 0 1 1 sz All tags must be opened and closed with these delimiters This follows the standard ASP convention They are necessary for the parser to distinguish pcoWeb code from HTML For the var tag these three variables must be defined The first variable is the unit ID Unless the controller is configured to communicate with other units this value will always be zero The second variable describes the variable type o 1 digital o 2 analogue o 3 integer The last variable is the physical index where this value is communicated The var tag initiates a polling routine in the pcoWeb The other data retrieval method is the set res tag This tag acts as a set var verification system When you change a system variable through the pcoWeb a value can be communicated back to the browser This value indicates whether the previous operation was successful In the following example the setres operation will display an ima
23. n the TRAP SNMP message is formatted before being sent to the hosts This information is requested by the syntax of all the TRAP messages except for the system TRAPS for which the OID is predefined If you didn t specify anything inside this field the TRAP will not be generated The form of the Trap OID is accordingly to the rules of SNMP a sequence of numbers separated by periods This syntax is the basic form by which SNMP describes every object An example for this field is 1 3 6 1 4 1 9839 3 1 By this information the receiver will be able to distinguish each TRAP from each other So the Trap OID represents the type of the TRAP See also the previous section describing the SNMP tree for pCOWeb Acknowledge and Ack interval By these selection tools you can decide to activate or not the Acknowledge feature for the pCO protocol failure trap For example Suppose that you have enabled this feature to Acnowledge 5 times with a Ack interval 10 seconds When pCOWeb sends the trap to Host1 it will begin to wait for a special reply from the corresponding Host1 saying ok received this trap If pCOWeb is not able to get this Acknowledge within 10 seconds from the first sending it will send the 18 PCOWEB FOR PCO same trap one more time and then it will start waiting for the Acknowledge This mechanism will stop as soon as pCOWeb will get the Acknowledge or after a maximum of 5 further traps after the first sending
24. on host N Each row of that section lets you to to set the IP address of a host It must have the usual format A B C D every number in decimal format Example 192 168 10 2 When a host is set pCOWeb will send a specific trap EVERY START and EVERY STOP of the SNMP application usually at boot and at reboot So when you power up pCOWeb or when you reboot it a coldstart trap will be sent to every IP address of the hosts Similarly when a reboot is requested a enterprises 8072 4 0 2 trap type will be sent The only way to disable these traps to a specified host is to clear the corresponding IP address Note Trap Host IP The four IP addresses for the hosts shouldn t be confused with those available in the html page that you can see when you click on the link SNMP pCO variables traps configuration of the WEB Administrator page in this SNMP System defaults configurations page the four IP addresses will be used ONLY in relation to the settings available in this html page CONTROLLER TRAPS This type of TRAPS is sent when some selectable status comes active in the pCO controller into which the pCOWeb was plugged in To set these traps you have to use the link SNMP pCO variables traps configuration of the Web Administrator page Note all the settings in this page will be active once you have got the refresh of the html page after a Submit button pressed it is not necessary to reboot pCOWeb 16 PC
25. open this page with a text editor you ll find inside a redirection to another page http index html The http server will then search this new page inside the directory http Actually this directory is a link to the directory flash http the http server will then look into flash http The flash area is a writable space inside the FLASH memory When you first receive pCOWeb or after a Format flashdisk action this directory will contain a factory index html but you can change it as you want Special Tags Look into flash http index htmi you ll find some interesting rows Fi index html lt html gt lt The tag filter musb be specified in the first 10 lines after the lt html gt statment with the sintax gt lt tagparser pcotagfilt gt lt title gt Carel pCOWeb Default Page lt title gt nk ON E lt tagparser pcotagfilt gt This row must be inserted within the first 10 lines it tells to http server to call the pcotagfilt pre process application we call it filter that will recognize all the Carel defined tags and will perform the corresponding actions If this row is not present the Carel defined tags will be ignored and no values of the pCO controller will be visible 40 lt H4 gt Custom tags demo tables lt H4 gt 41 This section show you how to use custom tags to view system PLC Variables az lt h5 gt Digital variables lt h5 gt 43 lt table border 1 gt Aa lt tr gt
26. or each interface table slot defines the object type implicitly D PCOWEB FOR PCO Analog variables are mapped to BACnet Analog Value object type with an instance number equal to their variable number e g analog variable 17 would appear to be BACnet Analog Value 17 Because analog variables are implicitly scaled times 10 their conversion to REAL in BACnet is scaled accordingly So the value 123 which is taken to mean 12 3 is converted to a floating point 12 3 as the value for the AV object Present_Value property Integer variables are mapped to BACnet Analog Value object type with an instance number equal to their variable number plus 1000 e g integer variable 17 would appear to be BACnet Analog Value 1017 The integer value shall be converted to REAL in BACnet So the value 123 should be converted to a floating point 123 0 as the value for the AV object Present_Value property Digital variables are mapped to BACnet Binary Value object type with an instance number equal to their variable number e g digital variable 17 would appear to be BACnet Binary Value 17 The following table summarizes the relationship Carel variables BACnet variables Digital variable 1 Digital variable 199 Binary value instance 1 Binary value instance 199 Analog variable 1 Analog value instance 1 Analog variable 127 Analog value instance 127 Integer variable 1 Analog value instance 1001 Integer variabl
27. re the pCOWeb BACnet you must connect the pCOWeb to your Ethernet and use a browser to goto http your pcoweb ip Select web administrator reserved area The password for this area defaults to username admin password fadmin Select BACnet configuration This will display the following page 21 PCOWEB FOR PCO A pCOWeb BACnet configuration Microsoft Internet Explorer File Edit View Favorites Tools Help ay Q sak amp le E pe Search S G Favorites gt pS w a a 3 J Go Address http 10 5 0 130 config bconfig htrl Links Gr A x E7 j Y s pCOWeb BACnet configuration Important changes will take effect only after reboot Mac address 00 0a 5c 10 00 00 IP Address main DHCP Netmask main Device Properties BACnet LAN Type BACnetIP O BACnet Ethernet BACnetIP UDP BACO hexadecimal pCOWeb Device Inst 12345 10 to 4194303 Description Carel BACnet Gateway Location Unknown APDU Timeout 5000 milliseconds APDU Retries 3 Password for Restart 1234 Alarm Parameters Alarming Enabled O Yes O No Alarm Destination Device Inst 0 0 to 4194303 Alarm Process Id 10 Clock Parameters Daylight Saving Time Yes O No UTC offset 0 minutes 720 to 720 Interval to send WhoIs 1 __ minutes 0 none Submit v El Internet Device Properties 1 BACnet LAN Type select the protocol to use BACnet IP or BACnet Ethernet 2 BACnetIP
28. ript var 0 1 4 0 1 value lt var 0 1 4 gt gt lt br gt AS Var 5 lt input type text name script var 0 1 5 0 1 value lt var 0 1 5 gt gt lt br gt mea Var 6 lt input type text name script var 0 1 6 0 1 value lt 3var 0 1 6 gt gt lt br gt Setting a variable must follow this format 2 PCOWEB FOR PCO name script var unit type index lo range hi range The Unit ID Usually zero The upper range of the Variable type The physical The lower range of the variable e 1 digital index of the variable e 1 digital e 2 analogue variable e 0 digital e 10000 0 analogue 3 integer 10000 0 analogue 100000 integer e 100000 integer FTP PROTOCOL optional Note pcoWeb does not ship with FTP Push functionality To use FTP Push your pcoWeb must be configured by CAREL or you will receive instructions to configure it yourself This is not a standard application on the pcoWeb due to memory limitations on the card Direct your browser to the following page http path to your pcoWeb http plugins ftp client html There you will see the following Disable v CSS v sg Forms y Images y Information HH Mis X Acs E tg Images 1 Address of your FTP Server FTP Server Port default is 21 FTP Login ID FTP Server Password pCOWeb ftp client Sy Ftp chent configuration parameters Path to your y FTP directory Ftp Addres
29. rovides a gateway connection between the communicated variables from the controller allowing all 199 digital 127 integer and 127 analogue variables to be visible to the end user Hardware Installation The pCOWEB interface card connects to the pco by the supervisory port The card can be inserted directly into the controller Figure 1 pCOWeb Ethernet Card Figure 2 Remove Cover Apertura sportellino Removal hatch p 223 Pore EE ee MTT mai n Figure 3 Insert the pCOWeb Card Figure 4 Inset the pCOWeb Cover Inserimento schedalInsert hatch Chiusura dello sportellino Close hatch pCOWeb Administration Default Web Page The pCOWEB defaults to DHCP for its IP address If this is not desired you can force the address 172 16 0 1 by holding down the reset button during power up until the LED blinks red Connect to the pCOWEB with a browser and you will be automatically redirected to the standard default page shown below PCOWEB FOR PCO A Carel pCOWeb Default Page Microsoft Internet Explorer File Edit View Favorites Tools Help a 7 gt gt Q Back D x OD A Search LR Favorites S 3 RD wj gt LJ Address http 10 5 0 130 http index html Go Links gt q a Carel pCOWeb Default Page index html This is the default index html automatically generated by system during flashdisk formatting You can use this as a template for your o
30. s ftp Modify The output file name We suggest Ftp Port Modify using an XML extension since the Ftp User Modify file is in XML format Ftp Password Modify Pause in seconds between Ftp Path Modify executions of the FTP push routine Output File Name Modify IP Address of your proxy server if you Ftp Pause Modify do not use a proxy server leave this 5 blank Ftp Proxy Modify Ftp Proxy Port Modif Y Comm port of your proxy server if you do not use a proxy server leave this blank MER PCOWEB FOR PCO After configuring the FTP Push setup for your pcoWeb your screen will look similar to this xX Disable EN css e Forms y Ey Images D Information Miscellane pCOWeb ftp client System Ci Ftp client configuration parameters Ftp Address ftp 10 0 5 113 Modify Ftp Port 21 Modify Ftp User carelusa Modify Ftp Password thisismyftppassword Modify Ftp Path CAFTPROOT Modify Output File Name EXPORT XML Modify Ftp Pause 60 Modify Ftp Proxy Modify Ftp Proxy Port Modify You must then power down the unit for the FTP routine to work It will begin automatically when the unit powers up 14 PCOWEB FOR PCO SNMP PROTOCOL SNMP TREE for pCOWeb from the release A1 0 1 B1 0 0 General OID format 1 3 6 1 4 1 9839 Carel A B C D E A B C D E explanation A 1 pCOWeb properties 1 1 AgentRelease ReadOnly A1 0 1 B1 0 0 pCOWeb sw
31. t any active remote polling activity The only need at the supervisor side is the presence of a running task able to detect the messages that could come from pCOWeb 15 PCOWEB FOR PCO pCOWeb is able to send two types of trap system traps and controller traps SYSTEM TRAPS To set these traps you have to click onto the link SNMP System defaults configurations of the Web Administrator page Note all the settings in this page will be active from the next reboot of pCOWeb Default traps Default trap community The Community in SNMP standard is a string useful to filter the access from a host toward pCOWeb if the community string of the host is not the same of that of pCOWeb the access will be denied it is then somewhat similar to a password For the TRAPS the meaning of the Community string is similar except that the roles pCOWeb host results inverted when a pCOWeb generates a TRAP it puts the Default trap community string into the TRAP message This gives the host a chance to filter some unwanted TRAPS the host that receives the TRAPS can then decide which TRAPS to show and which ones to ignore Send authfail trap This flag lets the user to choose if the pCOWeb have to generate a particular TRAP authfail trap when an attempt has been detected to access pCOWeb with a wrong community by a host The trap will be sent to every specified host see below System traps hosts table System trap destinati
32. wn pages This file may be replaced at any time via FTP on directory fusr localfroot http The username to access ftp pages is httpadmin Administrator utilities Web Administrator reserved area Custom tags demo tables This section show you how to use custom tags to view system PLC Variables Digital variables ojojojojojolojojo ojojojol o ojojojo o0 ojo ojojojojojolojojo ojojojojojolojojo ojoJoaJoJjojoloJojo ojojojojojolJojo j ojojojojojojojo ojoJ aJojojoJojo ojojojojojoJojo ojojojojojojJojo ojojojojojojojojo ojojojojojojojojo ojojojojojolojojo ojojojojojojojojo ojoJaJojoj 9 ojo MD Internet This is the default index html page It provides you with a link to the administrator reserved area and displays the current values of all variables that are being read from the controller This file is stored in usr local root flash http and is also the folder where your custom html files will be stored Web Administrator Page PCOWEB FOR PCO Carel pCOWeb WEB Administrator page Firmware release 41 25 B1 1 3 Admin utilities View usedifree flashdisk space Set directories password View factory bootswitch parameters Adjust files and directories attributes access View system log and resources View environment variables View network co ation View mount points Ping a remote host Reboot System STOP SYSTEM put into emergency runlevel The adminpage html gives some use
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