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Overview of ChemWeb Server

5

CompactFlash slot (CF)

The CompactFlash slot is used as memory for programs and data and can operate commercial
CompactFlash cards with corresponding driver software as external drive. For this purpose, the card
should be formatted with the FAT file system. It is possible to use CF cards with a capacity of 64, 128
or 256MB.

LED displays

Versions: serial / analog modem / ISDN modem

Power (green)

Device is ready-to-operate / supply voltage applied

OH (yellow)

Modem has gone off-hook and set up a connection to the telephone
network

DCD (yellow)

Data connection is established

COM 1 RxTx (green)

Activity on Receive/Transmit data lines to RS232 parameterization port
(COM 1 – null modem) or to internal modem

W&T bus RxTx (yellow)

Activity on Receive/Transmit data lines to RS232/485 application port
(COM 0 - W&T-RS485 / W&T-RS232)

Network (yellow)

Activity on network line (Ethernet)

Status (green)

LED lights:
ChemWeb Server in normal operation without malfunction
LED does not light:
ChemWeb Server not working – internal malfunction in program flow
Reset by disconnecting the supply voltage or by pressing the Reset
key for at least 3 seconds.
LED flashes with 1Hz:
Connection and log-in carried out successfully via modem
LED flashes with 2Hz:
Fault at RS485 bus – communication failure

CF Activity (yellow)

Activity of CompactFlash slot

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Содержание Server

Страница 1: ...Water Technologies ChemWeb Server Installation Operation Maintenance Manual ...

Страница 2: ...2 ...

Страница 3: ...connection serial interface 14 Setting the IP address of the ChemWeb Server without DHCP 21 Setting the IP address of the ChemWeb Server with DHCP 22 Connection via Internet 22 Startup 23 Basic settings via Browser 23 Server Setup 24 Bus Scan 24 ISP configuration 24 Mail configuration 25 Event configuration 26 Time date setting 27 Server commands 27 Change passwords 28 Name configuration 29 Chip i...

Страница 4: ...est the refund prior to the expiration of thirty 30 calendar days from the date of shipment No representative has authority to change or modify the foregoing warranties in any respect However representatives are free to offer service contracts and preventive maintenance agreements on their own acting independently of USFilter Stranco THE WARRANTIES SET FORTH ABOVE ARE USFILTER STRANCO S SOLE AND E...

Страница 5: ...er and caution should be used to prevent electrical shock burns or electrocution Be sure electric power is disconnected before opening the cover of any electrical device Follow all local safety policies procedures and electrical codes to prevent injury from electrical hazards before opening the cover of this controller If you are not trained and comfortable performing work on electrical equipment ...

Страница 6: ......

Страница 7: ...rface PDI By using an RS485 bus system a variety of process parameters from the individual devices can be recorded with little wiring It is also possible to change certain process parameters with the digital communication Parameters such as set point values alarm contacts etc can be modified centrally via the ChemWeb Server The RS485 bus system can be used for distances of up to 4 000 ft 1200 m To...

Страница 8: ...ccepts DC voltages from 10 to 80 volts For layout observe the differing current consumption depending on the type see technical data Terminal No Designation Explanation 1 GND Ground 2 50 80 V DC Voltage input range from 50 to 80 volts 3 10 60 V DC Voltage input range from 10 to 60 volts 4 GND Ground The negative pole of the power supply must be connected to GND protective conductor Reset Power OH ...

Страница 9: ...me the RS232 interface via DSUB plug is switched off Without the coding jumper this interface works as standard RS232 via the DSUB connection This DSUB connection must not be used in the case of RS485 operation Double data lines A and B are connected to the terminals so that the internally existent pull up pull down and bus terminating resistors can easily be wired externally if required If the Ch...

Страница 10: ...via the screw terminals or the RJ45 socket Both connection methods are equally good Terminal No Designation Description analog Description ISDN 20 LA1 S0 bus line B2 21 LA Telephone line A S0 bus line B1 22 LB Telephone line B S0 bus line A1 23 LB1 S0 bus line A2 Outputs The ChemWeb Server has two relay outputs Relay output 1 indicates the online status of the modem i e it is activated as soon as ...

Страница 11: ... connection is established COM 1 RxTx green Activity on Receive Transmit data lines to RS232 parameterization port COM 1 null modem or to internal modem W T bus RxTx yellow Activity on Receive Transmit data lines to RS232 485 application port COM 0 W T RS485 W T RS232 Network yellow Activity on network line Ethernet Status green LED lights ChemWeb Server in normal operation without malfunction LED...

Страница 12: ...wired as connection from user to user In principle the bus lines should be routed directly to the terminals or the plug of the bus user Stubs because of local conditions e g bus users in switch cabinets should be avoided Stubs longer than 0 30 m are not permissible A shielded twisted two wire cable twisted pair with a wire cross section of min 22 AWG has to be used as transmission medium As the Ch...

Страница 13: ...nnectors Bus connection and parameterization of the process hardware The individual process devices bus users must be parameterized properly for the connection to the bus Furthermore the devices have different bus connections For details please refer to the operating instructions of the devices concerned When setting up the bus system attention must be paid to the assignment of the bus addresses o...

Страница 14: ...twork mask 255 255 255 0 The ChemWeb Server is connected to a network switch or hub using a standard patch cable If an uplink port is available at the network switch or hub the supplied crossed patch cable can also be used The required parameters IP address network mask DHCP must be provided by the network administrator To change the IP address the network mask or the DCHP operating mode of the Ch...

Страница 15: ...onnections Network Connections In this window all network connections can be controlled and adapted Right click on ChemWeb Server Connection select Properties In this window only the element Internet protocol TCP IP is required All other elements can be deleted The element Internet Protocol TCP IP must now be configured by clicking Properties ...

Страница 16: ...board Switched connection via modem To set up a connection to the ChemWeb Server via the integrated modem the following data are required modem type analog ISDN telephone number of the ChemWeb Server PPP IP address access code login password Take into account that with one modem data connections can only be established to certain other types of modems Analog modem ISDN modem Analog modem r ISDN mo...

Страница 17: ...w all network connections can be controlled and adapted Select the menu item Create new connection from the left window to start the New Connection Wizard Click Next Select Connect to the Internet and click Next Select Set up my connection manually and click Next ...

Страница 18: ...t using a dial up modem and click Next Select the installed modem and click Next In this window you assign a name for this connection Type this name in the entry box and click Next Type the telephone number for your ChemWeb Server in the entry box and click Next ...

Страница 19: ...he box Turn on Internet Connection Firewall for this must be deactivated It is selectable whether this switched connection shall be used as the default connection Click Next Now setup of the switched connection is completed Click Finish The created connection can be checked and tested once more If the connection is successful a corresponding message will appear on the screen If the connection to t...

Страница 20: ...emWeb Server must be restarted by switching off the power supply and pressing the Reset button For ChemWeb Servers without modem AAC5557 this wire jumper is already installed in the factory i e this version always works in the null modem mode As soon as the ChemWeb Server has been adapted to null modem operation the internal modem is no longer available Only after removing the wire jumper from dig...

Страница 21: ...m a list and click Next Select Standard Modem Types under Manufacturer and Communications cable between two computers under Models Click Next Select the serial port at your PC or laptop computer to which the ChemWeb Server is to be connected and click Next The installation is completed by clicking Finish ...

Страница 22: ...onnection using a Windows XP system is shown below With other Windows versions the procedure is similar possibly the remote data transmission network must be reinstalled See your IT Department if needed The null modem driver must have already been installed correctly To set up the connection the menu item Create a new connection in the left window under Control Panel Network and Internet Connectio...

Страница 23: ...er 17 Select Set up an advanced connection and click Next Select Connect directly to another computer and click Next Select Guest and click Next In this window you assign a name for this connection Type the name in the entry box and click Next ...

Страница 24: ...used for the null modem connection and confirm your choice by clicking Next Select whether this connection is to be available for all users of this computer or only for the user currently logged on and click Next Now setup of the new connection is completed Click Finish ...

Страница 25: ...w appears click Properties as further settings have to be made In this window click Configure to go to Modem Configuration Set the maximum transmission speed to 57600 bits s Confirm this setting by clicking OK Also confirm in the Properties window by clicking OK ...

Страница 26: ... telephone number and deactivate possibly set dial parameters area code country code Type the correct data of the ChemWeb Server in the boxes User Name and Password Special features of the null modem connection with Windows NT 4 It is a condition for this Windows version that at least Service pack 5 has been installed These Windows versions include a driver for the direct connection between two PC...

Страница 27: ...b Server see label at ChemWeb Server Now change to menu item IP config in the CHIP menu Type the traced number in the first box Serial number of CHIP Before filling in the other entry boxes a difference must be made between operation with or without DHCP server Setting the IP address of the ChemWeb Server without DHCP Your network administrator must assign you a fixed IP address and inform you abo...

Страница 28: ... Server Connection via Internet As soon as dialing into the Internet and an information e mail have been initiated by the following events the ChemWeb Server can be accessed in the Internet via the IP address which is notified in the e mail Manual dialing by clicking Connect ISP see chapter 4 1 6 Connection by a daily information mail see chapter 4 1 3 Connection by events see chapter 4 1 4 To acc...

Страница 29: ...isting connection to the ChemWeb Server available the Internet Browser must be started and the IP address must be typed in the address line The time setting of the ChemWeb Server should be checked first and corrected if necessary see chapter 4 1 5 If this screen appears the connection to the ChemWeb Server is correct Under the submenus of Server Setup in the left window further configurations can ...

Страница 30: ...he software version and the software date of the ChemWeb Server below the scan results ISP configuration Under this menu item the ChemWeb Server is supplied with the data from your provider for access to Internet Type the data you received from your provider in the corresponding boxes and confirm the entry by clicking Send Parameter This entry box contains the dial data for seizing an exchange lin...

Страница 31: ...ection setup fails the ChemWeb Server tries twice every 5 minutes up to one hour to establish the connection In this e mail the currently valid IP address under which the ChemWeb Server can be reached in the Internet is also notified By clicking Event mail you select to send alarm states defined under Event Configuration as e mail Under Duration you determine the minimum time the ChemWeb Server is...

Страница 32: ... signifies Events have been defined for this bus user No events have been defined for this bus user By clicking a bus user you open its event settings This page lists the events which may initiate the information e mail These events are different for each bus user Define an expressive term for the respective event in the entry box Description e g sample water failure at digital input ...

Страница 33: ...ternal clock of the ChemWeb Server can be set The data can be entered manually or be imported from the PC clock by clicking Fields sync to PC clock To confirm the entry for the internal clock of the ChemWeb Server click Set webserver clock If the power supply of the ChemWeb Server is switched off for more than 2 days the date and time setting must be checked after restart and corrected if necessar...

Страница 34: ...individual user names and passwords are defined Factory setting User Name wt Password 9040 CGI Password This login is required to reach all pages on which settings can be changed FTP Password This login is required if the ChemWeb Server is to be accessed via FTP File Transfer PPP Password This login is required for a serial connection to the ChemWeb Server or for a connection via remote data trans...

Страница 35: ...hoose between the languages German English and French This setting does not influence the language setting at the individual devices Adr 00 07 Adr 08 15 Adr 16 23 Adr 24 31 Custom designations can be assigned to the individual bus users in these entry boxes For this purpose type the user defined name in the box referring to the bus address and store the entries in blocks by clicking the correspond...

Страница 36: ...nputs IN1 and IN2 by means two wire jumpers Restart the ChemWeb Server by connecting the power supply again The jack end of the serial cable is connected to the free serial interface of the laptop computer PC The plug end is connected to the COM1 null modem socket at the ChemWeb Server Chip info This menu item shows a separate page listing all network configuration data of the ChemWeb Server ...

Страница 37: ...d on the left hand side of the Browser screen Here all traced bus devices the name of the ChemWeb Server and the server setup are displayed By clicking one of the selection menus further submenus are opened or a selected page is shown on the right hand side of the screen If user specific names have been defined for the bus users these are displayed instead of the bus addresses By clicking such a n...

Страница 38: ...ice Configure The submenus of Configure display all settable parameters of the respective device The submenu is password protected and can only be accessed after typing the correct CGI user name and CGI password in the entry box displayed A parameter can be changed by overwriting the old value with the new value in the entry box This modification must be confirmed by clicking Submit ...

Страница 39: ...size of the log file depends on the individual bus user A maximum capacity of 500 KB is required per bus user and month i e a data volume of 6MB is expected per year for each bus user There are different sizes of CF cards available see chapter 6 1 The log files must be backed up regularly on another drive in a PC and the older files must be deleted If the memory capacity of the CF card is exhauste...

Страница 40: ...TP program for example PSFTP1 3 it is also possible to download or to delete the stored txt files with telephone line First you have to call the Webserver and then you have to install an FTP connection with login name and password with PSFTP1 3 Change to drive b web arch Then you can download or delete the txt files Data access via FTP The CF card must also include the firmware of the ChemWeb Serv...

Страница 41: ...without the CompactFlash card The CompactFlash card can be read by any PC card scanner It displays the contents of the card as a standard drive containing the files The stored log files can be copied from the CompactFlash to other drives and can then be deleted The log files are stored in the WEB ARCH directory Data access via Web Browser It is possible to access the log files directly via a Web b...

Страница 42: ...lass enclosure IP40 screw terminals IP20 Power supply 10 60 V DC 5 ripple 50 80 V DC 5 ripple Max current consumption without modem at 12V approx 420mA at 24V approx 210mA with analog modem at 12V approx 600mA at 24V approx 300mA with ISDN modem at 12V approx 460mA at 24V approx 230mA Power consumption without modem max 5W with Analog modem max 7W with ISDN modem max 5 5W Relay outputs DC 1A 30V A...

Страница 43: ...ard 256MB blank 6485944 CompactFlash card 256MB with firmware for Webserver 6485947 Modem cable 9 9 contact jack plug 1 1 1 8m RM1975533 TAE cable 3m RM1975536 ISDN S0 cable RM1975539 Patch cable crossed 2m RM1977231 Software CD for ChemWeb Server RM1977234 RS485 data cable Li2YCY TP 2x0 22mm RM197100438 RS485 data cable with DSUB plug for PDI length 30cm RM19796101 RS485 terminating plug with Rt ...

Страница 44: ...egment connection from hub to terminal equipment is limited to 100m BootP Boot Protocol This older protocol for booting PCs without hard disk via the network is the predecessor of DHCP Even the latest DHCP servers still support BootP inquiries Currently BootP is mainly used to assign an IP address to embedded systems For this purpose a reserved entry must be filed on the DHCP server in which a fix...

Страница 45: ... to find multimedia elements and how to link which elements HTTP Hypertext Transfer Protocol The HTTP protocol is based on TCP and regulates the request for web contents and their transmission between HTTP Server and Browser Today HTTP is the mostly used protocol in the Internet Hub A hub which often is also called star coupler allows the connection of several users in a star type network Data pac...

Страница 46: ...a packages have to be forwarded Switch Switches allow just like hubs to connect several users in a star type network A switch learns the Ethernet address of the network user connected to a port and only forwards those data packages which are addressed to this network user In addition to switches for 100BaseT 100 Mbits s there are so called auto sensing switches which detect automatically if the te...

Страница 47: ......

Страница 48: ... use by third parties for their own purposes could violate the rights of the owner The information provided in this technical guide contains merely general descriptions or characteristics of performance which in case of actual use do not always apply as described or which may change as a result of further development of the products An obligation to provide the respective characteristics shall onl...

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