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OPERATING INSTRUCTIONS

1. eerte eene nennt 25 12 9 ACCESS AND OTHER SETTINGS noii a ERRARE RR ABO I AEG 26 EZ TOS IAT AND TIME CM 26 LT LIEUCEINRORMATION ei Pd pu EIU EUM END UE ENIM UP UN 27 13 USE AND FUNCTIONS OF USB MEMORY PENDRIVE vcxcsvsssscvensssssnens eas auoD Rev ev RETE dia 27 14 VIEWING RECORDED MEASUREMENTS AND EVENTS eese eere tetn tnnt 27 IS MESSAGE AND ERROR SIGNALING sbssscrcersssssusonsnicesiatsstesnsaspeetsacasdanaustedeananacd aael 28 16 IMPORTANT COMMENTS PERTAINING TO OPERATION eser 28 17 RS485 COMMUNICATION INTERFACE acc to EIA RS 485 sssssssssssssssssestsececececesesesecescsescaeaeseeees 29 18 MODBUS RTU SERIAL TRANSMISSION PROTOCOL SLAVE eese 29 19 MODBUS TCP SERIAL TRANSMISSION PROTOQCOL eerte eeee tenente tntntntnt 30 20 MAP OF DEVICE REGISTERS FOR THE MODBUS RTU TCP eese 30 VA PANI Ge Olym M 32 JK Please pay particular attention to the text marked with this sign The manufacturer reserves the right to make changes to the design and the programming of the device without any deterioration of the technical parameters some features may not be available in older versions 1 SAFETY PRINCIPLES ZK Before you start to use the device become familiar with the present instructions a in order to avoid electrocution or damage to the device its mechani
2. 0x000A 0x0000 OxA9C8 Table 18 3 Response frame format for the READ function minimum frame length 7 bytes ber of byt the data HEM DSHObDy SS INANE data field register value CRC check sum address of the device function 4or3 field max 32 2 64 bytes 29 Example 18 3 Response frame for register value equal to 0 0x01 0x04 0x02 0x0000 0xB930 Table 18 4 Response frame format for the WRITE function frame length 8 bytes copy of the request frame for the WRITE function Table 18 2 Table 18 5 Special answer errors function field 2 0x84 or 0x83 in the case of the READ function and 0x86 in the case of the WRITE function Error code HB LB in the data field Error description 0x0001 non existing register address 0x0003 improper function number Example 18 5 Error frame for a non existing read register address 0x01 0x84 0x02 0x0001 0x5130 19 MODBUS TCP SERIAL TRANSMISSION PROTOCOL The MODBUS TCP protocol is accessible to the Ethernet RJ45 interface and uses the TCP IP transport layer The parameters used by the service to include the TCP port number are described in chapter 12 8 Available functions READ 3 or 4 WRITE 6 Table 19 1 Request frame format of the MODBUS TCP protocol for the READ and WRITE functions length 12B Heading of the MODBUS protocol 7 bytes Function code register address i j READ f Table 20 number of read registers 1 Transaction and proto
3. 3 100 700 internal device temperature resolution 0 1 C no decimal point 0x04 4 0215 current status of outputs 1 2 3 4 bits 3 2 1 0 bit 1 means the output is switched on 30 1 measure no decimal point for o OxOC Ox1B ment value thermometric inputs U2 code channel 1 8 2 registers chan 32 bit resolution 0 1 C oxic 28 0 6 day of the week in the internal RTC clock counted based on the date POR years HB and months LB 0x1E 30 days HB and hours LB Internal real time clock RTC chapter 12 10 minutes HB and seconds LB years HB and months LB days HB and hours LB oe Start of the time limit chapter 0x22 34 minutes HB and seconds LB years HB and months LB days HB and hours LB EU End of the time limit chapter minutes HB and seconds LB Parameter Data recording interval chapter 12 2 number of seconds Map of registers according to recorder version Version 1 ERNI R Version ES AE OPTED p pe liad Do Configuration parameters for the measurement channel numbered CN 0 7 or 0 15 2 0 channel 1 7 channel 8 etc oasen oossoo orC GN 2 6 0 17 Input type chapter 124 waose orrez 0 600 Thermocouple cold tip temper 012410 O J o oaae oscsCN41e 0 5 Maininputmode chapter 12518 oaos ospstatsynets 021 Auxiliary input mode Chapter 125G 22 OE HENNE osecati 099999 Flowmeter K factor 125 3 2 registers 0 E fos
4. 500 0 C or 0 5000 units 1 Notes 1 applies to analog inputs mA V mV Q 2 applies only to the recorder version with pulse inputs Table 12 6 2 Other configuration parameters in the Output alarms configuration menu Range of variability of the parameter settings Disabled the parameter controls the operation of the integrated acoustic transducer buzzer which enables signaling of i IP Alarm sound signal switching on of any of the alarm outputs This parameter can Disabled Enabled also be controlled from the level of the F function button chapter 10 item c Disabled a service that enables signalization of any alarm outputs F E mail alarm being switched on via an email message the description Disabled Enabled notifications can be found in chapter 12 6 1 The configuration data of the email service and the number of email messages sent The data can be changed on the computer via the USB port or the Ethernet and the ARSOFT WZ1 software or by copying of the configuration chapter 12 3 Available parameters of the i service SMTP server address SMTP port number username and password and recipients E mail settings and addresses separated with comas with no spaces max length 120 characters The status default section Email in the AR207 txt file is the following SMTP_ServerAddress smtp example com SMTP_PortNumber 25 UserName AR207 example com Password SMTPpassword Sendlo user1 domain1 com use
5. TC mA V mV R INPUT1 INPUTS parameters configuration described in chapter 12 4 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 L mA 11 12 13 14 15 16 17118 19 20 RT a zaj 4 x am short SEGZEZERSSZEIZS ZEEE EZS d lt v lt lt lt Tm INPUT 1 INPUT 2 INPUT 3 INPUT 4 e 4 M Terminal clamps Description connections IN1 IN2 IN3 RTD and R Pt100 Pt500 Pt1000 Ni100 850Q inputs in a 2 and 3 wire connection IN1 IN2 thermocouple input TC J K S B R T E N and voltage input 0 60 mV IN1 GND current input 0 4 20 mA IN2 GND voltage input 0 10 V output 4 24 V in relation to the GND of the integrated power supply of field transducers a 1 connection of the 2 and 3 wire transducer lout output current Uout output voltage N N N lt lt lt gt Es lout 24V lout 24V Uout 24V 2 wire 3 wire 3 wire transducer transducer transducer b measurement connections in the version with analog inputs mA or V IN1 IN16 parameters configuration described in chapter 12 4 21 22 2324 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 Li mA or 1 2 3 4 s le 7 e o ho L v E ws 2929 29 20 2922902929 Jg oO oO U oO oO a Jg IN4 IN2 IN3 IN4 24V IN5 IN6 IN7 IN8 24V Terminal clamps Desc
6. gmm aawo Tx Rx signaling of presence of serial transmission via the RS485 a USB port or the Ethernet display touch panel and hardware buttons lock one of F button functions chapter 12 9 11 2 VIEW OF A MEASUREMENT GROUP TEXT ONLY status bars chapter 11 1 measurement panel number name up to 16 characters and unit up to 4 characters of the measurement channel name and unit taken from the AR207 txt file chapter 12 4 12 5 measured value with signaling of exceeded E measurement range chapters 12 4 12 5 and 15 B4 Input current B Input voltage 9 01 6 850 V Fig 11 2 Appearance of the measurement group screen in the TEXT ONLY mode possibility to present max 16 channels Object Description ooo EM status bars chapter 11 1 measurement panel number name measured value and unit of the measurement channel chapter 11 2 graphic presentation of the measurement bar graph works in the range set by the parameters Bottom ofthe indication range and Top of the indication range chapter 12 4 12 5 Fig 11 3 Appearance of the measurement group screen in the TEXT AND A BAR GRAPH mode presentation max 8 chan 13 11 4 VIEW OF A MEASUREMENT GROUP ANALOG INDICATOR Object Description ooo KM status bars chapter 11 1 1L 2014 01 20 MO 16 25 47 5 0 C3 22 5 pcz das ue tee x measurement panel number name measured value and unit of the measurement channel c
7. recording 3995 MB FAT 32 interval 1 s for 8 channels i The field Storage capacity takes memory status a into account the Data recording 35 5664 kB interval chapter 12 2 and the number of active measurement inputs 12 4 12 5 Al return to the previous menu higher level Copy archives to the USB copy the archive files with the csv extension from the internal memory to Internal memory 2013 12 13 FR 15 09 02 memory 1 the USB Al return to the previous menu higher level Internal V delete the archive files with the csv extension from the internal memory Delete all memory archives USB memory delete the archive files with the csv extension from the USB memory IPt Internal only archive files are created only in the internal memory Archive st Internal 2 ene utoseled archive files are created in the USB memory when detected or memory only the internal memory when there is no USB memory an individual device number entered into the initial records in JP Identification 0 999 the archive file csv in order to distinguish archives from number ID different recorders of the same type it should be set before the recording starts return to the previous menu higher level Copy configuration to the USB memory copy the current settings AR207 cfg and AR207 txt into the USB memory ancel A return to the previous menu higher level ancel copy the configuration parameters AR207 cfg f
8. 8P version or 5 8 for AR207 4P4 version Parameter iP Range of variability of the parameter and description doo edition of the name of the channel and the group max length 16 characters and the measurement unit 4 characters is possible on the computer via the USB port or the Ethernet and the ARSOFT WZ1 software or by copying of the configuration chapter 12 3 The format of a single Channeli H section in the AR207 txt file is the following Chan1 Name Channel 1 for i 1 8 Name unit and group unit C Group1 Name Group 1 l m Group j For the main input working in the Flow measurement or the Flow totalizer for j 138 mode the unit is taken from configuration parameters Volume and Time unit In the case of frequency measurement the displayed unit is Hz 19 C Totalizer counter reset Totalizer and counter reset gt the measurement channel is absent in the Off presentation and the recording Flow Volume unit Time unit Flow Totalizer Volume unit measure Frequency Hz ment Pulse events counting Sets the value of Bottom Top range for graphics n Inactive input Auxiliary input mode Off Totalizer counter reset Totalizer and counter reset 0 0 9999 9 str l POW ELETI LALO The value of 0 0 is interpreted by the recorder as 10 000 0 str l LOGO Volume unit for flow and hectolitre hl liter I totalizer cubic meter m3 Time unit for flow and minute m totalizer position resol
9. Windows interfaces IP30 version also device 2000 XP Vista 7 8 system exchangeable disk mass accessible from the memory readout speed approx 335kB s virtual COM front programmable serial port MODBUS RTU protocol mode of operation mastermode support of USB memory pendrive up to 4 GB writing host speed approx 135kB s depending on the type of the memory RS485 MODBUS RTU protocol speed 2 4 115 2 kbit s sign format 8N1 galvanic SLAVE separation Ethernet type 100base T web server MODBUS TCP e mail client SMTP DDNS RJ45 socket server client TCP IP protocols DHCP client server SMTP NetBIOS ICMP UDP TCP data transfer up to 135 kB s depending on the network Data storage memory non volatile recording of approx 27 million measurements from 16 channels and 4 GB memory internal micro SDHC card industrial MLC external USB memory pendrive A4 type socket Outputs relay 5A 250VAC for resistance loads SPST 4independent SSR transistor type NPN OC optional 24V internal resistance 850 Q Display LCD TFT 320x240 points QVGA 3 5 diagonal background brightness adjustment Power supply 230 VAC 85 260 VAC 7 VA 24VAC DC option 20 50VAC 7 VA 22 72VDC 7W Power supply of field transducers 24 VDC 200 mA 100 mA in the case of the 24 VAC DC supply Rated operating conditions 0 50 C lt 100 RH no condensation Operating environment air and neutral ga
10. and description LJ Available for in order to establish communication with the computer a computer drivers must be installed chapter 8 the USB connection is device 1 indicated in the lower status bar chapter 11 1 item b Available for the presence of the USB memory is indicated in the lower a computer status bar chapter 11 1 do not connect to the computer s USB port MODBUS RTU individual address of the device in the RS485 network 1 247 1 address chapter 18 Disabled Ethernet constantly off recommended when not in use Automatic the DHCP client is on parameters IP address Subnet mask configuration Default gateway and DNS server are set automatically Ethernet operation Manual the DHCP client is off parameters IP address Subnet Off mode configuration mask and Default gateway are set manually useful for direct connection with a computer do not use in DHCP server networks with an existing DHCP server after this option is set the device must be restarted USB operation mode EL use memory support host a unique name of the recorder in the local network may be used instead of the IP address in order to establish a connection with a computer Edition of the name no spaces max length 15 characters is possible on the computer via i the USB port or the Ethernet and the ARSOFT WZ1 software or by copying of NetBIOS name the configuration chapter 12 3 The format of a section in the AR207 txt file is the
11. copying and deleting archive and configuration files and checking the size of the memory and the file system In the aforementioned operations the presence of USB memory in the port is detected automatically Moreover it is possible to select a USB memory for continuous storage of the archive To do so set the Archive storage memory parameter to the Auto select value chapter 12 3 and also in the Main menu gt Communication settings set the USB operation mode to the USB memory support host value chapter 12 8 In conclusion a USB memory that is correctly installed in the socket has the following functions storage of files with saved data in the course of recording off line configuration of the device s parameters from files AR207 cfg and AR207 txt see chapter 12 item 3 copying archive files with the csv extension from the internal memory NOTE N In the IP30 version do not use two USB sockets at the same time from the front as this leads to the risk of damage to the equipment 14 VIEWING RECORDED MEASUREMENTS AND EVENTS In order to archive the data the recorder creates text files with the csv extension in the internal memory or the USB memory Further the new csv files are created each time after power up and at the start of a new recording e g when the parameter Recording type Periodic daily hourly new files are created every day The file name contains the device type AR207 the identification num
12. described in chapter 12 8 COMMUNICATION OPTIONS and access parameters to the DNS server account The configuration data of the DDNS service client is stored in the AR207 txt file The way to access this data is described above in chapter 12 8 in Table 12 8 in item DDNS client settings and status In order to eventually start the configured service one must additionally set the Dynamic DNS server client to the value of Enabled Table 12 8 In order for the changes in the DDNS configuration to be implemented immediately switch off and on the DDNS service disconnect the Ethernet cable for a brief moment or restart the device otherwise the update will be implemented after not more than 10 minutes after the changes are made Reliability of the service depends on the availability and load of the DDNS service and delays in the update of the address may reach several dozen minutes The public IP address of the network in which the recorder is operating and the status of the DDNS service are displayed in the device status window which can be called using the F ESC buttons or the F button see chapter 10 and in the menu item DDNS client settings and status Table 12 8 The DDNS OK status indicates that the last update of the address in the DDNS service was implemented correctly other codes may be of intermittent nature e g DDNS 17 means initiation and DDNS 13 or 15 means temporary unavailability of the service or permanent nature which indicat
13. the impulse module The diode must be connected by a qualified person Do not connect a pull up resistor of the flow meter output to the power supply plus terminal for flow meters with the open collector OC output of the NPN type The units displayed in the Flow measurement Flow totalizer and Frequency measurement modes are set automatically The units are defined by the Volume unit and Time unit parameters In the Frequency measurement the unit is Hz In the other operating modes the units are configured by the user HI is displayed if the range of the measurement frequency specified in the technical data chapter 5 Measured frequency range is exceeded and if the display range chapter 5 Indication range is exceeded In order to ensure simultaneous measurement of flow and balance by one sensor the two measurement channels must be connected in parallel In the case of one such connection within one impulse module inputs 1 4 or 5 8 the maximum measurement frequency drops by 50 5 kHz 50 us in the case of two such connections it drops by 75 2 5 kHz 100 us In recorder versions with one impulse module inputs 5 8 input 5 should be configured as Flow measurement and input 6 as Balance counting similarly input 7 should be in the Flow measurement mode and input 8 in the Balance counting mode In versions with two impulse modules inputs 1 8 it is recommended to connect channels 1 and 5 2 and 6 3 and 7 and 4 an
14. 64 OxE4 228 OxD9 217 OxC1 193 MODBUS RTU address chapter 12 8 OxA5 165 OxE5 229 OxDA 218 OxC2 194 0 6 Baudrateforthe RS485 chapter 12 8 166 OxE6 230 OxDB 219 0xC3 195 Ethernet operation mode chapter 12 8 OxA6 OxA7 167 OxE7 231 OxDC 220 0xC4 196 80 32767 UDP and TCP ports chapter 12 8 OxA8 168 OxE8 232 OxDD 221 Padaras OxA9 169 OxE9 233 OxDE 222 chapter 12 8 OxAA 170 Octet4 HB Octet3 LB subnet mask oas 71 Ge HB Octet 8 080 237 way 28 mn m M OxAE 174 OxEE 238 OxE3 227 OxCB 203 0x0000 OxFFFF Octet4 HB Octet3 mS oroso misses oxco oce o mtd o win osos ogsp omogo 0 6 Website automatic refresh time 123 Notes 1 applies only to the recorder version with universal inputs AR207 8 2 applies only to the recorder version with analog inputs AR207 16A AR207 16U and AR207 8A8U 3 applies only to the recorder version with pulse inputs AR207 8P and AR207 4P4 4 applies only to measurement channel number CN 0 3 inputs 1 4 for recorder version AR207 4P4 5 applies only to measurement channel number CN 4 7 inputs 5 8 for recorder version AR207 4P4 21 USER S NOTES 32
15. APAR COMMERCIAL OFFICE 05 090 Raszyn Gatczynskiego 6 Tel 48 22 853 48 56 48 22 853 49 30 E mail automatykaQapar pl Web www apar pl OPERATING INSTRUCTIONS I I All enabled channe lanne w 108 7 108 4 Input current 8 Inp use 3 4 Input current BInput voltage 6 850 9 01 6 850 C ls rs ES All enabled cha nels a mmm AR207 DATA RECORDER 14 C Version 1 4 0 2015 07 17 Thank you for choosing our product These instructions will facilitate operating the device and enable safe use of the controller at its full capacity Prior to the installation and startup of the device please become familiar with these instructions In the event of any additional questions please contact our technical adviser CONTENTS Vs SAFETY PRINCIPLES s tes tO RU WON 3 2 INSTAEFATION GUIDELINES itis Wa wan Eve e hue eas 3 3 GENERAL CHARACTERISTICS OF THE MULTI CHANNEL RECORDER serere 4 CONTENT OFTE SE ois APW DOO 5 Di UGG NE ps 5 6 ENCLOSURE DIMENSIONS AND INSTALLATION DATA ssssssssssssesesesesescecencsescscceseecaescsescsceceesaeasees 7 7 DESCRIPTION OF TERMINAL STRIPS AND ELECTRICAL CONNECTIONS essere 7 8 CONNECTING TO A COMPUTER AND INSTALLATION OF USB DRIVERS esee 9 I INSTALLATION OF SOFTWAR E detur pe iii naka wadia 10 10 FUNCTIONS OF HARDWARE AND SCREEN BUTTONG ssssssssssecesesssssseceeeecscs
16. ES 0x36 CN 12 0x34 CN 10 Ox3D CN 18 Ox6D CN 4 18 5 Background color chapter 12 4 12 5 Configuration parameters of an alarm channel numbered AN 0 3 0 channel 1 32 channel 4 0x8B AN 3 OxCB AN 3 OxBC AN 4 OxA4 AN 4 Type of alarm chapter 12 6 Ox8C AN 3 OxCC AN 3 0xBD AN 4 OxA5 AN 4 0 5000 Hysteresis chapter 12 6 9999 19999 Alarm value chapter 12 6 2 registers for Ox8D AN 3 0xCD AN 3 OxBE AN 4 OxA6 AN 4 9999 99999 3 pulse inputs 0x97 151 OxD7 215 OxCC 204 OxB4 180 Sound alarm signaling chapter 12 6 E mail alarm notifications 12 6 1 Ox9A 154 OxDA 218 OxCF 207 OxB7 183 Ox9B 155 OxDB 219 OxDO 208 OxB8 184 Password protection chapter 12 9 0x9C Ox9D 157 OxDD 221 OxD2 210 OxBA 186 0 9999 Identification number ID chapter 12 3 0x99 153 OxD9 217 OxCE 206 OxB6 182 0 6 F button function chapter 12 9 0 1 0 1 0 1 0 3 0 Buttons and touch sounds 12 9 Ox9E 158 OxDE 222 0xD3 211 0xBB 187 0 60 Screen backlight time chapter 12 7 Ox9F 159 OxDF 223 0xD4 21 OxBC 188 20 100 Brightness of the screen chapter 12 7 1 156 OxDC 220 OxD1 209 OxB9 185 0 9999 Access password chapter 12 9 OxAO 160 OxEO 224 OxD5 213 OxBD 189 0 60 Channel and group auto switch time 12 7 191 2 1 OxA4 0 1 1
17. FT WZ3 software via the USB or the Ethernet interface The quickest possible method is to import the data via the computer s USB it is recommended in case of very large files hundreds of megabytes and larger The ARSOFT WZ3 software also enables detecting unauthorized modifications of the archive As an alternative csv files can be edited in spreadsheet software e g OpenOffice Calc Microsoft Excel and in text editors Windows WordPad Notepad etc NOTE JAN When parameter Archive storage memory Auto select chapter 12 3 then if the USB memory is installed or removed in the course of recording a new csv file is created where the successive numbers of events are continued from the previous file 15 MESSAGE AND ERROR SIGNALING The measurement errors present in the field of the measured values in all presentation modes HI the value set by the Top of the indication range is exceeded from the top chapter 12 4 12 5 the measurement range of a sensor is exceeded from the top or the sensor is damaged LO the value set by the Bottom of the indication range is exceeded from the bottom chapter 12 4 12 5 the measurement range of a sensor is exceeded from the bottom or the sensor is damaged Also the recorder has a clear way of informing of its operating status and the status of the file or disk operations being performed In order to close the message window appearing in the display use the SET or ESC button
18. Memory and file options Copying records to USB memory Fig 15 Appearance of an example message window 16 IMPORTANT COMMENTS PERTAINING TO OPERATION In order to ensure problem free and optimum operation of the recorder please observe the following guidelines donot disconnect the device from the computer in the course of communication via the USB interface which is indicated with the R W and Tx Rx icons USB communication is in place when the internal memory is serviced and in the course of operation of the ARSOFT WZ1 software delete unnecessary files from the internal memory or the USB memory before new recording start _ save security copies in external memories USB computer disks etc of the current configuration files AR207 cfg and AR207 txt to be used in case of problems A do not allow power loss during recording of data as it leads to the risk of errors in the FAT file system and consequently to problems with data recording reading and loss of the current configuration of the recorder and restoration of the default factory configuration If this happens perform the following actions from the Main menu level of the device or using a computer connected via the USB port 1 copy if possible the existing archive files to an external memory a USB memory or the computer s disk 2 formatthe internal memory 3 configure the recorder manually on line of off line by restoration of the copies of the
19. ODBUS TCP a web server for cooperation with any web browser Opera IE Firefox etc the site contains information on active measurement channels time status of outputs recording etc with the possibility to present charts using the Google Chart API service permanent Internet access is required to present charts the DDNS service which enables easy access over the Internet a recorder connected to a network that has no fixed public IP address through a friendly Internet address defined by the user the service is available only for registered users of popular DDNS services such as DynDNS www dyndns org No IP www no ip com and DNS O Matic www dnsomatic com possibility to transfer archive data and configuration data onto a USB memory using a USB port of the computer or over the Ethernet a color graphic display LCD TFT 320x240 points QVGA with a touch screen brightness adjustment and programmable background color for individual measurement channels intuitive use quick configuration and clear signaling of device operating statuses and menu position a programmable language of the menu Polish English which also covers the version of the site saved on the web server graphic and text methods of presentation of the measured values numerical values bar graph counter graph grouping of measurement channels to be displayed with automatic formatting of the screen programmable F button for quick selection of one of the availab
20. PUT1 INPUT4 bottom universal inputs module according to point 7 a above INPUT5 INPUTS top pulse inputs module according to point 7 c above e other connections ETHERNET USB RS485 FERAS max 4GB NOTE A a RES ES ud t Je In the IP30 version the USB connection z aloja G pi f P2 P3 is also availeble on the front panel r DO NOT USE SIMULTANEOULY 41424344 es 46 47 48 49 50 23 52 53 5 24 WITH THE BACK CONNECTION 5 ee be 46 dm FO dox SSR1 SSR2 SSR3 SSR4 Terminal clamps Description connections 41 44 RS485 serial interface MODBUS RTU transmission protocol 45 52 relay outputs P1 P2 P3 and P4 or SSR1 SSR2 SSR3 and SSR4 53 54 power supply input 230 VAC or 24 VAC DC ETHERNET serial Ethernet interface type 100base T RJ45 socket TCP IP protocols serial USB interface programmable operation mode device or host chapter 12 8 in the IP30 version do not use two USB sockets at the same time 8 CONNECTING TO A COMPUTER AND INSTALLATION OF USB DRIVERS Connecting the recorder to a USB port of a computer may be useful in order to configure the names of channels groups measurement units and other parameters of the device and to download files with recorded data The available support software is described further in the present instructions Before connecting the cable to the USB port of a computer make sure that the USB operation mode parameter is s
21. Remote access only only the remote access is protected 0000 9999 password for entry into the Main menu and for remote access 1111 Device status device status screen available also via F ESC buttons Stop Start of recording change of the Recording type parameter to Off or Continuous chapter 12 2 after the power supply is switched on the recording is always on continuous Copy archives to the USB memory operation accessible also in the Memory and file options menu chapter 12 3 Move archives to the USB memory the files in the recorder are deleted after they F button function have been copied Device status chapter 10 Disable Enable sound alarm change of the Alarm sound signal parameter to Disabled or Enabled chapter 12 6 Outputs alarm configuration menu after the power supply has been switched on the sound signaling of all alarm is always on Block Unblock all alarms after the power supply has been switched on all alarm outputs are always in operation in accordance with the programmed characteristics chapter 12 6 Touch panel lock display touch panel and hardware buttons lock except F no sound indicating selection of elements of the screen and of Disabled kard b Buttons and touch araware buttons os sounds the sound indicating selection of elements of the screen and of Enabled f i hardware buttons is active Notes 1 password protection of remote access pertains to communication with
22. S in the AR207 txt file is the and status following Servicelndex 1 O DYNDNS ORG 1 NO IP COM 22DNSOMATIC COM Host AR207example ddns com UserName DDNSuser Password DDNSpassword 24 Website automatic 0 60 s change every 1 s in the case of the 0 value automatic refreshing is 55 ua time switched off manual refreshing it is used by the web server a unique permanent hardware address of the Ethernet interface factory assigned non M mc address odifiable Notes 1 when the recorder is connected to a computer s USB port the recording is stopped until the cable is disconnected and file operations accessible from the menu level and transmission of files with measurement data via the Ethernet from the ARSOFT WZ3 level are stopped NOTE A Do not connect the device in the USB memory support host mode to the USB port of a computer as this leads to the risk of damage to ports In the IP30 version do not use two USB sockets at the same time 12 8 1 DYNAMIC DNS DDNS SERVER CLIENT The DDNS service enables easy access over the Internet to a recorder connected to a network without a fixed public IP address using a friendly host name Internet address defined by the user The service is available only to registered users of popular DDNS services such as DynDNS www dyndns org No IP www no ip com and DNS O Matic www dnsomatic com The use of the DDNS service requires a properly configured Ethernet interface as
23. additional graphic descriptive elements were added to the menu in the form of icons pictograms The shared meaning of some icons described the type of menu item is the following Type of menu item parameter parameter that can be modified using the buttons and the touch screen saved in the internal memory informative item not modified directly using the buttons and the touch screen file or disk action operation chapter 12 3 12 2 RECORDING SETTINGS Data is archived in a text file with a csv extension in the internal memory or the USB memory a detailed description of the storage format is given in chapter 14 Data is recorded until the memory is full at least 300 days of continuous operation with recording from 16 channels every 1 s and then the recording is stopped and the message Memory full Recording rejected is displayed repeatedly chapter 15 The recording must then be stopped the Recording type must be set to the Off value Table 12 2 the archive files must be copied for further analysis and space must be freed up in the memory for future recordings The selection of the memory for recording and the copying and deleting of existing csv files are accessible in the Main Menu gt Memory and file options a detailed description of operations performed on files is given in chapter 12 3 The data recording interval must be adjusted according to the needs of a specific application Table 12 2 Configuration parameters
24. alarms after the power supply has been switched on all alarm outputs are always in operation in accordance with the programmed characteristics C9 or none chapter 12 6 Touch panel lock display touch panel and hardware buttons lock except F 11 DESCRIPTION OF DATA PRESENTATION ON THE LCD DISPLAY The recorder enables presentation of the measurement data in various modes in accordance with the following diagram Measurement grop view Measurement group view Measurement group view text only text and the bargraf text and counter zz change of the view E 3 change of the view Y change of A i change of A y change of A der M 1 5 WEE the group AA A the group the group A 4 Single measurement chart change of the view change of the view a 3 fre Y change of m the channel am Fig 11 Block diagram of the available measurement data presentation modes the detailed descriptions are provided in the chapters below If the number of channels in a group exceeds the maximum value that enables presentation of all the graphic element of a given view on the screen the view is automatically switched to the text mode 11 1 UPPER AND LOWER STATUS BAR The status bars can be seen in the upper and lower part of the display only in the measurement presentation modes The meaning of t
25. analog inputs current or 0 10V 0 20 mA or 0 10V signal voltage Channeli for i 1 16 C Group j for j 1 8 thermoresistance sensor RTD Pt100 200 850 C Pt500 thermoresistance sensor RTD Pt500 200 620 C Pt1000 thermoresistance sensor RTD Pt1000 200 620 C Ni100 thermoresistance sensor RTD Ni100 50 170 C d thermoelectric sensor thermocouple type E 25 850 C 18 woo wo w w wo ee sjndui JESI8AIUN UJIM UOISISA 18p10281 y ui juo 3uesaJd SWOJ NUaW SU ZZ SZ ine resistance 1 0 00 50 000 total resistance ofledsfor2 vreRTD sensorsand 8500 00 00 Thermocouple cold tip Auto automatic or constant compensation of temperature of the Auto cold junction of thermocouples temperature 0 1 60 0 C None 0 no point 2 or resolution 1 C for temperature 4 Decimal dot Position 00 2 or resolution 0 1 C for temperature 4 Position 1 Position 3 0 000 2 Bottom of the indication 199 9 1999 9 C or 9999 19999 units 2 indication for O mA 4 mA OV 0 0 C 2V 0 mV 0 O start of the input scale 100 0 C 4 Top of the indication 199 9 1999 9 C or 9999 19999 units 2 indication form 20 mA 10 V 100 0 C 60 mV 850 Q end of the input scale 800 0 C 4 Filtration 3 121000 digital filtration of measurements response time Offset calibration zero offset 50 0 50 0 C or 500 500 units 2 0 0 C Slope calibration
26. asurement ranges 1 Ni100 RTD 3 or 2 wire 50 170 C thermocouple K TC NiCr NiAl 40 1200 C thermocouple S TC PtRh10 Pt 40 1600 C thermocouple B TC PtRh30PtRh6 300 1800 C Current analog input mA programmable 2 types 0 4 20 mA Rin 100 O 2 0 2 10V Rin 200 kO 2 1 5 s programmable Voltage analog input V programmable 2 types Response time 10 90 Resistance of leads RTD R Resistance input current RTD R Supported sensor output Ra lt 25 Q for each line compensation of resistance 650 HA Pt100 Ni100 8500 150 HA Pt500 Pt1000 multiplexed open collector NPN type open collector PNP type contact reed Frequency range 0 035Hz 10kHz 3 Voltage input levels for pulse inputs IN and auxiliary inputs R high level 0 0 7 V 0 1V and 13 24V 0 1V Minimum duration oflowihightevel ssa oo o O Processing errors at ambient temperature of 25 C lt 2 C compensation of temperature of cold tips Range of indications resolution of analog inputs ss NN 0 99999 4 Resolution of indications position of the decimal point programmable for thermometric inputs 0 1 C or 1 C for other inputs O 0 000 Real time clock RTC quartz date time takes leap years into account backup supply CR1220 lithium battery Communication USB A4 socket type slave mode communication with a computer drivers for the
27. ber ID chapter 12 3 and the date and time of creation of the file e g AR207_1_2013 10 09_10 57 16 csv AR207 ID 1 date 2013 10 09 time 10 57 16 The format of a single data record is the following successive number of the event date time identifier of the event argument1 argument n check sum where n number of channels 8 or 16 An example of a record containing measurements 1 2013 10 09 10 57 16 5 49 5 26 2 19 80 1020 8BE2 where the measured values are 49 5 26 2 19 80 1020 The types and the identifiers of the recorded events are measurement identifier of event 5 connection to the USB port 0 USB CONNECTED disconnection from the USB port 1 USB DISCONNEC loading of a new configuration identifier of event 3 values of arguments NEW ON LINE parameter configuration via the USB port the RS485 port or the Ethernet on line NEW OFF LINE parameter configuration by way of modification of the AR207 cfg file off line 27 NEW USER parameter configuration from the keypad and touch screen user level NEW CH_TEXT name configuration by way of modification of the AR207 txt file creation of a new csv file 4 ID xxxx where xxxx value of the Identification number ID parameter of the device chapter 12 3 Table 12 3 In order to make a graphic or text presentation or to print the recorded results one must import the data into the ARSO
28. cal and electrical installation must be performed by qualified staff b before switching on the power supply make sure that all cables and wires are properly connected c before making any modifications to the wire and cable connections switch off the power supply of the device d ensure proper operating conditions compliant with the technical specification of the device chapter 5 power supply voltage humidity temperature etc do not expose the device to direct and strong impact of thermal radiation 2 INSTALLATION GUIDELINES ZK The device is designed so as to ensure an appropriate level of immunity to most interferences that may occur in industrial and household environments In environments of unknown level of interferences it is recommended to implement the following measures so as to prevent potential interference with the operation of the device a do not supply the device from the same lines as high power equipment without using appropriate power line filters b use cable shields on power supply cables sensor cables and signal cables whereby the earthing of the shield should be single point and located as close to the device as possible c avoid running instrument signal cables in the direct vicinity of and parallel to power distribution and power supply cables d it is recommended to twist the signal wires in pairs or to use a finished twisted pair cable e in the case of sensing resistors in 3 wire connections u
29. col Length field D rom Table ols TE identifiers value 6 chapter 20 Example 19 1 Reading of a register with address 0 0x00 0x00 0x00 0x00 0x00 0x06 0xFF 0x04 0x0000 0x0001 Table 19 2 Response frame format for the READ function minimum frame length 11 bytes Heading of the MODBUS protocol 7 bytes Function number of bytes Transaction and protocol Length field code in the data field 2 identifiers maximum 67 Unit identifier READ 64 Example 19 2 Response frame for register value equal to 0 0x00 0x00 0x00 0x00 0x00 0x05 OxFF 0x04 0x01 0x0000 data field register value 2B Table 19 3 Response frame format for the WRITE function frame length 12 bytes copy of the request frame for the WRITE function Table 19 1 The error codes are the same as in the case of the MODBUS RTU protocol Table 18 5 Example 19 4 Error frame for a non existing read register address 0x00 0x00 0x00 0x00 0x00 0x05 OxFF 0x84 0x02 0x0001 20 MAP OF DEVICE REGISTERS FOR THE MODBUS RTU TCP Table 20 Map of registers for the MODBUS RTU and MODBUS TCP protocols Register Range of variability address or value of the re HEX DEC gister HEX or DEC 0x01 2070 20820 device type identifier depending on the hardware version Description of register and access type R read only register R W read and write register 0x02 100 999 recorder s software firmware version 0x03
30. configuration 28 files if the user has made them do not establish communication with the device simultaneously from many applications of the same type ARSOFT WZ1 WZ3 do not use sharp edged objects to work with the touch screen avoid exposing the device to direct sunlight and other sources of intensive heat when the recorder is connected to the USB port of a computer recording is stopped until the cable is disconnected and the file operations accessible from the menu level and the transmission of files with the measurement data via the Ethernet from the ARSOFT WZ3 is stopped 17 RS485 COMMUNICATION INTERFACE acc to EIA RS 485 The installation specification for the RS485 interface is the following maximum cable length 1 km observe the installation guidelines chapter 2 sub items b c and d maximum number of devices in a RS485 line 30 in order to increase the number use RS485 RS485 amplifiers termination and polarizing resistors when the MASTER is at the start of the line Fig 17 at the start of the line 2x 820 Q to the ground and 5 V of the MASTER and 150 between lines Fig 17 Pictorial diagram of the RS485 network at the end of the line 150 O between lines termination and polarizing resistors when the MASTER is in the center of the line 2 x 820 O to the ground and 5 V of the converter at the converter at both ends of the line 150 O each between lines Equipment from different manufactu
31. csceseesacscscececeneeseees 10 11 DESCRIPTION OF DATA PRESENTATION ON THE LCD DISPLAY eese 12 LL TSUPPERANDEOWERSTALUS BAR iiti te EN A 12 11 2 VIEW OF A MEASUREMENT GROUP TEXT ONLY sscsscssssssececesesesceseceececscscececeesasscsceceeaees 13 11 3 VIEW OF A MEASUREMENT GROUP TEXT AND A BAR GRAPH ess 13 11 4 VIEW OF A MEASUREMENT GROUP ANALOG INDICAT OR eese 14 11 5 SINGLE MEASUREMENT CHART scscsssssosesssscsssosesscsssseseosssscscessssosscsceceseosesscsceseneosesscscosesses 14 12 SETTING PARAMETERS AND OPERATIONS ON FILES MAIN MENU sss 14 L2 MEANING OF AGONSAIN THE MENU ITEMS SAWA OO 16 IZ 20RECORDING SET TINGS sarias ii E E E EET A NAWA 16 12 3 MEMORY OPTIONS AND OPERATIONS ON FILES eese 17 12 4 UNIVERSAL AND ANALOG MEASUREMENT INPUTS CONFIGURATION 18 12 5 PULSE MEASUREMENT INPUTS CONFIGURATION eese entere 189 12 6 CONFIGURATION OF ALARM OUTPUTS ssssssssssssssssecesescsesccecesescsescsceceesacscscuceceesaescseeceeeases 21 12 6 1 E MAIL ALARM NOTIFICATION S erect teet tenen neenon tenta tenta tenta tentane 22 127 DISPEAYSEDEINOS xard D secti i dc OR OOO OR 23 12 8 SERIAL RS485 USB AND ETHERNET COMMUNICATION SETTINGS 23 12 8 1 DYNAMIC DNS DDNS SERVER CLIENT
32. d 8 12 6 CONFIGURATION OF ALARM OUTPUTS The Outputs alarm configuration menu comprises four identical sets of parameters grouped according to the output number described in the Table 12 6 1 and other items listed in the Table 12 6 2 Table 12 6 Configuration parameters in the Outputs alarm configuration menu for the selected alarm output Range of variability of the parameter and description numbers of the measurement channels assigned to the selected alarm the assignment is made in the Measurement inputs configuration menu chapter 12 4 1 76 or None 12 5 parameter Assignment of alarm outputs Of constantly switched off alarm output 4 measured value hysteresis Inverted heating 1 gt time pl gt time Fig 12 6 1 Characteristics of a Heating type alarm Off Alarm type 2 9 P Bins ipe A hysteresis ji i gt time alarm status onl l ni gt time Fig 12 6 2 Characteristics of a Cooling type alarm 21 4 measured value alarm value A hysteresis x Inside of the band 4 alarm status MEME 4 on off gt time Fig 12 6 3 Characteristics of an Inside of the band alarm 4 hysteresis Yy Outside of the band time m F off gt time Fig 12 6 4 Characteristics of an Outside of the band alarm JP Alarm value 199 9 1999 9 C 9999 19999 units 1 or 9999 99999 units 2 0
33. d pulse frequency Higher degree of filtration means a more smooth measured value and a longer response time 2 Taken into account only for Flow measurement and Frequency measurement mode Additional information and tips concerning configuration of impulse inputs In the case of incorrect configuration of the Switch debounce time parameter incorrect values will be indicated This parameter must be set based on the maximum frequency and the flow meter output signal filling coefficient If the manufacturer does not provide information on the impulse filling coefficient 10 of the maximum frequency at the flow meter output can be assumed and the correctness of the measurement must be 20 checked by determining experimentally the value of the Switch debounce time parameter The maximum impulse frequency can be calculated based on the measurement scope and the flow meter K factor Correct selection of the Switch debounce time parameter is of key importance to proper measurement and stability of the measured value The value of the parameter must be other than zero value if the flow meter that is used has a contact output For proper measurement of flow or frequency by the recorder at least 4 impulses are required The impulse module does not work with sensors with complementary NPN PNP push pull outputs In sucha case signal conversion is required e g by serial connection of a diode between the output of the flow meter and the input of
34. er 12 creation of a disk with a cfg extension containing the current configuration of the parameters to be used again duplication of configuration the program requires communication with the recorder via the USB RS485 or Ethernet port on line configuration graphic or text presentation of the recorded results with printing option ARSOFT WZ3_ the input data is collected at one time from a text file with a scv extension created in the recorder in the internal memory or in the USB memory chapter 14 the data can also be collected via the Ethernet network The latest versions of the aforementioned programs are also available at the website www apar pl Download tab The detailed descriptions of the aforementioned applications can be found in the installation folders 10 FUNCTIONS OF HARDWARE AND SCREEN BUTTONS Fig 10 Description of the front panel using the example of the version with IP65 rating the IP30 2014 01 20 MO 16 25 07 H 4 LCD graphic display F T 1 Channel 1 A AA USB 617 with a touch panel y Mi 2 Channa 2 DIDIT 1087 4 Input current 9 01 6 screen buttons touch NOTE JAK Do not use sharp edged objects to work with the screen buttons and other screen objects hardware buttons a button functions in the measurement display mode chapter 11 Description and marking in the contents of the instructions SET hardware button input in the paramete
35. es inadequate Internet connection improper configuration of the connection or service codes 2 to 12 e g DDNS 5 means invalid username or password DDNS 8 means invalid host name and DDNS 11 means unspecified error of the DDNS service Access to the Internet using a public IP address host name may be blocked by some Internet providers in such cases contact your operator s customer service office In order to use the services of other NO IP Servicelndex 1 in AR207 txt and DynDNS Servicelndex 0 service providers configure an account in the Internet service DNS O Matic Servicelndex 2 and in the recorder the host name can be set as all dnsomatic com or as the address of the host created in another service supported by DNS O Matic NOTE JN Before the AR207 txt file is modified manually in a text editor make a backup copy of the file to use later in the event of problems with improper configuration when default settings were restored 25 12 9 ACCESS AND OTHER SETTINGS Table 12 9 Configuration parameters in the Access and other options menu Factory settings Parameter iP Range of variability of the parameter and description Disabled entry into the Main menu and remote access are not password tected SENE Manual Manudl configuration and remote access the Main menu and remote accessare configuration protected and remote Manual configuration only only the Main menu of the device is protected access
36. et to Available fora computer chapter 12 8 Communication settings menu After you connect for the first time the Windows 2000 XP Vista 7 8 system detects the recorder named Apar Composite Device and demands installation of drivers of the virtual COM serial port MODBUS RTU protocol also used by the ARSOFT WZ software In the device manager or the new device wizard manually indicate the location of the drivers the CD ROM the DRIVERS folder or the drivers downloaded from the www apar pl website Always skip automatic downloading of the driver software from the Windows Update website In the Windows 7 system from the Device Manager level the installation is performed in the following manner 1 Right click the Apar Composite Device position and select the Update Driver Software option and then the Browse my computer for driver software option 2 Use the Browse button to indicate the location on the disk the DRIVERS folder where the drivers are and click the Continue button 3 The virtual COM port USB Serial Port is installed press the Finish button 9 4 Additionally in the Disc drives branch the system detects and installs the Microchip Mass Storage USB Device After the installation is completed the recorded is listed in the system as an exchangeable 4 GB disk with the label AR207 and a virtual COMx serial port x port number 1 2 etc The serial port uses the MODBUS RTU
37. f Because the device only sends notifications about current alarms and does not create a queue history to be sent one must keep in mind that if the mail server is not accessible the alarms taking place at that time may not be noticed The number of emails sent is displayed in the device status window which can be called using the F ESC buttons or the F button see chapter 10 and in the menu item Email settings and status Table 12 6 2 By using online SMS gateways the emails can also be sent in the form of text messages to cellphones operating in GSM networks NOTE AN Before the AR207 txt file is modified manually in a text editor make a backup copy of the file to use later in the event of problems with improper configuration when default settings were restored 12 7 DISPLAY SETTINGS Table 12 7 Configuration parameters in the Display settings menu Parameter iP Range of variability of the parameter and description 0 min continuous illumination Brightness of the screen 20 100 change by 5 100 0 60 s change every 2 s for the O value the automatic change is off the time of automatic change of the channel chart and the group in the measurement presentation modes Polish English the language of the menu also covers the version of the Language Polish web server page 12 8 SERIAL R 485 USB AND ETHERNET COMMUNICATION SETTINGS 0 60 min increase by 1 min for the O value the illumina
38. file operations or the formatting of memory is completed the recording and the transmission of files with the measurement data via the Ethernet from the ARSOFT WZ3 level are stopped 12 4 UNIVERSAL AND ANALOG MEASUREMENT INPUTS CONFIGURATION Depending on the order code the recorder may be in several versions with different number of universal and analog inputs AR207 8 8 universal inputs AR207 16A 16 current inputs AR207 16U 16 voltage inputs or AR207 4P4 4 universal inputs 4 impulse inputs additional description can be found in section 12 5 Table 12 4 Configuration parameters in the Input configuration menu for the selected measurement channel numbers 1 8 for AR207 8 version or 1 16 for current and or voltage inputs or 1 4for AR207 4P4 version A A Factory Parameter e Range of variability of the parameter and description edition of the name of the channel and the group max length 16 characters i and the measurement unit 4 characters is possible on the computer via the USB port or the Ethernet and the ARSOFT WZ1 software or by copying of the Name unit and group configuration chapter 12 3 The format of a single section in the AR207 txt file is the following Chan1 Name Channel 1 unit C Group1 Name Group 1 the measurement channel is absent in the presentation and Off the recording iid mA OF 0 mA or2 10V signal the menu items present only in 2 10V the recorder version with 0 20 mA or l
39. following Ethernet NetBIOSName AR207 The changed name may not be available on the network immediately the update time depends on the configuration of the network UDP and TCP 80 32767 the port number and the individual IP address of the device re m Fore except for 137 for communication using the MODBUS TCP protocol and with the ARSOFT WZ1 and WZ3 software and the web browser in rm 0 0 0 0 255 the address field enter http IP address or NetBIOS name 192 168 255 255 255 e g http 192 168 0 207 or http AR207 add Subnet mask 0 0 0 0 255 255 255 255 IP address mask in the local network 255 255 255 0 Default gateway 0 0 0 0 255 255 255 255 IP address of the router in the local network 192 168 0 10 DNS server 0 0 0 0 255 255 255 255 domain name server address DNS 192 168 0 10 a DDNS service that enables access over the Internet to a Disabled Dynamic DNS server recorder connected to a network without a fixed public IP Disabled client DDNS I address an active account in a DDNS service is required the Enabled description can be found in chapter 12 8 1 Configuration data and status of the DDNS service The data can be changed on the computer via the USB port or the Ethernet and the ARSOFT WZ1 software or by copying of the i configuration chapter 12 3 Available parameters of the service DDNS server index host Dynamic DNS settings name username and password The default section DDN
40. hapter 11 2 graphic presentation of the measurement analog indicator works in the range set by the parameters Bottom of the indication range and Top of the indication range chapter 12 4 12 5 0 000 10 000 5 572 8 Input voltage Fig 11 4 Appearance of a single screen in the ANALOG INDICATOR counter mode presentation maximum 6 channels 11 5 SINGLE MEASUREMENT CHART 1204 01 20 MO 16 24 47 B Input voltage 10 000 Object Description 00000 status bars chapter 11 1 8 333 measurement panel number name measured value and unit of the measurement channel chapter 11 2 graphic presentation of the measurement chart works in the range set by the parameters Bottom of the indication range Top of the indication range chapter 12 4 12 5 and Chart time range chapter 12 7 6 666 5 000 3 333 1 666 0 000 1L e Measuring channel 8 Fig 11 5 Appearance of a single screen in the CHART mode 12 SETTING PARAMETERS AND OPERATIONS ON FILES MAIN MENU All the configuration parameters and names of channels and groups as well as measurement units of the recorder are stored in the non volatile internal memory in two text files AR207 cfg parameters and AR207 txt names and units changes can be implemented only using a computer in the ARSOFT WZ1 software via the USB port or the Ethernet as well as in any text editor e g Windows Notebook When the device is switched on for the first t
41. he individual graphic elements is described below a upper status bar 1 2 I 31 4 5 i op Ut Object Description and marking in the contents of the instructions EN date yyyy mm dd day of the week and time hh mm ss on the real time clock RTC chapter 12 10 status of alarm outputs from the 1st to the 4th chapter 12 6 Outputs alarm configuration menu gray the output is switched off the alarm is inactive red with the numbers of the input channels that activate the alarm the output is switched on b lower status bar 6l iol al 9 Fig 11 1 2 Lower status bar Z3 ch dE 7 sal OUD all ds Description and marking in the contents of the instructions no USB connection with the computer the USB port is accessible for the signaling of the operation the USB port is connected to the computer computer device mode and the status of the no USB memory do not connect to the USB port chapter 12 8 Table computer USB memory support 12 8 USB operation mode host chapter 13 parameter USB memory pendrive was detected measurement group name up to 16 characters per group taken from the AR207 txt file chapter 12 4 12 5 view of a measurement group text only view of a measurement group text and a bar graph signaling of measurement data view of a measurement group text and an analog indicator presentation mode type of view none a single measurement chart 0
42. iles saved in the USB memory or on a computer disk available protection of measurement data from unauthorized modification check sum possibility to distinguish archives from many recorders of the same time thanks to individual assignment of an 4 identification number ID clearly visible status of operation of recording memory USB port alarms file and disk operations serial transmission USB RS485 Ethernet etc recording of data until the memory is full at least 300 days of continuous operation with recording of 16 channels every 1 s simultaneous recording of data from all active measurement inputs enclosure for panel installation leak tightness from the front side IP65 or IP30 depending on the version high accuracy and immunity to interferences possibility to latest firmware upgrade via USB memory available accessories aUSB memory 2 or 4 GB NOTE JK before starting to work with the recorded you must become familiar with these operating instructions properly prepare the electrical system and the mechanical system and correctly configure the parameters do not use sharp edged objects to work with the touch screen 4 CONTENTS OF THE SET EM the recorder M a USB cable for connecting the device to a computer 2 m long M aCD with the drivers and the software Windows 2000 XP Vista 7 8 B the operating instructions and the warranty card 5 TECHNICAL DATA Universal inputs programmable 16 types me
43. ime an error message may be shown in the display due to the lack of a sensor or the fact that the sensor that is connected is not one that is factory programmed In such a situation the proper sensor or analog signal must be connected and the configuration must be programmed As a standard the parameter configuration can be performed using one of the following three methods do not use them at the same time 1 From the film keypad and a touch screen located on the front panel of the device from the mode where the input measurements are displayed in the Main Menu SET button If Password protection in the Access and other settings is on enter the password the factory set password is 1111 chapter 12 9 E te i Memory and file options Measurement inputs configuration Fig 12 Appearance of Oulputs alarm configuration the password screen and the Main Menu use buttons UP or DOWN or the scroll bar to select an appropriate sub menu or parameter to be changed viewed use the SET button or touch the selected item in the menu also in order to edit the parameter use the UP DOWN LEFT or RIGHT button or the scroll bar to change the value of the edited parameter approve the changed value of the parameter by pressing the SET button or cancel it by pressing the ESC button Use the USB or RS485 port or the Ethernet and the ARSOFT WZ1 software on line configuration connect the recorder to a c
44. in the Recording settings menu Parameter IPE Range of variability of the parameter and description cad Data recording 1 s to 8h note 3 in the technical data chapter 5 1 1 minute interval amp recording switched off permanently possibility to set those values using aa recording switched the F button chapter 10 item c continuous on permanently FEJ Limited by date recording is active within the range of the Date and the and time Time defined by the Start and End parameters oftime limit Off Recording type 2 chapter 14 9 Periodic daily recording is active within the range of the Time defined by hourly the Start and End parameters of time limit recording is active when the measured value of the channel defined by the Selection of permission channel is larger than the value of the Permission threshold value parameter Above the permission threshold recording is active when the measured value of the channel defined by the Selection of permission channel is smaller than the value of the Permission threshold value parameter 1 Below the permission threshold 3 Date 01 06 2008 31 12 2099 Time 00 00 00 23 59 59 the parameter is active 2013 06 01 Start of time limit 00 00 00 when the Recording type Limited by date and time or Periodic daily End of time limit Date 01 06 2008 31 12 2099 Time 00 00 00 23 59 59 the parameter is active 2013 06 01 when the Recording type Limited by date a
45. le functions stop start of recording copying or transfer of archives into USB memory blocking of outputs sound alarms or touch screen and keypad device and internet services status a broad selection of methods of initiation of recording continuous limited by date and time repeated daily over or under a permission threshold connected with any measurement channel internal real time clock with a battery backup power supply up to 8 years of continuous operation an integrated 24 V DC power supply supplying the field transducers compensation of line resistance for resistance sensors automatic or permanent compensation of thermocouple cold tip temperature automatic or permanent enclosed free software enabling graphic or text presentation of recorded result ARSOFT WZ3 and configuration of parameters ARSOFT WZ1 programmable types of inputs ranges of indications alphanumeric description of channels and measurement groups options of recording alarms display communication access and other configuration parameters access to configuration parameters protected with a user password or not protected with a password parameter configuration methods from the film keypad and a touch screen located on the front panel of the device via the USB the RS485 or the Ethernet and the ARSOFT WZ1 free software Windows 2000 XP Vista 7 8 or a user s application the MODBUS RTU and MODBUS TCP communication protocols from configuration f
46. nd time or Periodic daily 00 00 00 Measurement channel 1 Measurement channel 8 16 or All channels the parameter is active when Recording type Above or Below the permission threshold Permission 199 9 1999 9 C 9999 19999 units 3 or 9999 99999 units 4 the para 50 0 C or threshold value meter is active when Recording type Above or Below the permission threshold l m 4 16 Measureme ntchannel 1 Selection of permission channel Notes 1 the recording interval is counted from the moment the device is disconnected from the USB port 2 the device does not record data in a file when it is connected to the computer s USB port 3 applies to analog inputs mA V mV Q 4 applies only to the recorder version with pulse inputs 12 3 MEMORY OPTIONS AND OPERATIONS ON FILES The recorder enables performing standard operations on files and disks from the menu level The list of possible actions is given in the table below 12 3 These functions are blocked after the device is connected to a computer s USB port which is due to the principle service of exchangeable disks mass memories by the operating system Windows Table 12 3 Configuration parameters and file operations in the Memory and file options menu Parameter or fil ion P gt da Seen teen Description of the available file operations and parameters Besta operation settings Fig 12 3 Appearance of the internal memory status screen
47. omputer port and start and configure the ARSOFT WZ1 application after the connection has been established the current measured values and the internal time and date of the recorder are displayed in the software window the icon Tx Rx indicates presence of transmission lower status bar chapter 11 1 setting and viewing of the device parameters is possible in the parameter configuration window new parameter values must be approved with the Approve changes button the software enables synchronization of the time and the date with the computer the current configuration can be saved in a file on the disk or set using values read from a file the recorder updates the configuration files and the displayed names after it is disconnected from the computer s USB port on line configuration via the USB port is possible only when the USB operation mode is set at Available for a computer device chapter 12 8 NOTE ZN before disconnecting the device from a computer press the Disconnect device button in the event of no response in the Program options check the configuration of the port and the MODBUS Address of the device in the case of the RS485 make sure that the serial port drivers have been installed correctly chapter 8 disconnect for a few seconds and then reconnect the recorder to the USB port restart the computer 3 From the configuration file created in the ARSOFT WZ1 software or copied from another recorder of the same type in orde
48. protocol In the internal memory two configuration text files are shown AR207 cfg and AR207 txt chapter 12 Communication with the device can also be established using the Ethernet and the RS485 interfaces which are a part of the recorder s standard equipment and do not require installation of additional drives However if an RS485 converter for USB is used in the computer it is necessary to install the serial port drivers provided by the manufacturer NOTE do not disconnect the device from the computer before completion of installation of the drivers when the recorder is connected to the USB port of a computer recording is stopped until the cable is disconnected and the file operations accessible from the menu level and the transmission of files with the measurement data via the Ethernet from the ARSOFT WZ3 is stopped 9 INSTALLATION OF SOFTWARE In the SOFTWARE folder of the CD ROM that is provided with the device there is a free software installation set for the recorder The installation set comprises the following applications for Windows 2000 XP Vista 7 8 Name Software description display of current measurement data as well as the date and the time configuration of the real time clock RTC and of other parameters such as types of measurement inputs names of measurement channels units and groups ranges of indications recording ARSOFT WZ1 alarms display communication access and other options chapt
49. r configuration and file operations menu If Password protection in the Access and other settings is on then enter the password chapter 12 9 closing the message window appearing on the screen chapter 15 UP or DOWN screen buttons change of the displayed measurement group or a single measurement channel in the CHART presentation mode LEFT or RIGHT screen buttons change of the measurement data presentation mode TEXT BAR GRAPH ANALOG INDICATOR CHART chapter 11 F hardware button activation of a function programmed with a parameter F button function chapter 12 9 active only in the measurement presentation mode sub item c ESC hardware button closing the message window appearing on the screen chapter 15 F and ESC simultaneously Device status screen hardware informations parameters of the Ethernet interface and Internet services current record number in the archive file csv etc function is also available from F button point c and chapter 12 9 selects the marked item in the menu entering a lower menu level or edition of a parameter action accessible also from the touch screen level approves the edited parameter value it is saved in the non volatile internal memory after the user exits the Main Menu or disconnects the device from the computer s USB port closes the message window appearing on the screen chapter 15 UP or DOWN and the screen scroll bar moves to the next or previo
50. r to duplicate the configuration off line configuration in ARSOFT WZ1 set the required parameters except for the RTC and the identification number ID a current configuration can also be prepared by modifying the values read from the existing files save the created configuration in an AR207 cfg or AR207 txt file and save it on a USB memory in the Memory and file options of the recorder import the configuration from the USB memory chapter 12 3 after the configuration has been completed the memory can be disconnected from the USB socket As an alternative to the configuration methods described above the user can prepare his own application using the available serial interfaces and the MODBUS RTU or MODBUS TCP communication protocol In the event of indications different than the actual value of the input signal the zero and the sensitivity of a sensor can be adjusted in the Measurement inputs configuration menu the Offset calibration and the Slope calibration sensitivity parameters chapter 12 4 12 5 NOTE ZN Do not shut down the power supply during the configuration performed using the keypad or on line via the computer s USB port because the changed parameter values are stored in the internal memory after the user exits the Main Menu by pressing the ESC button or disconnects the device from the USB socket 15 12 1 MEANING OF ICONS IN THE MENU ITEMS In order to improve the ease of use and configuration of the device
51. r2Qdomain2 pl 12 6 1 E MAIL ALARM NOTIFICATIONS The use of the email service requires a properly configured Ethernet interface as described in chapter 12 8 COMMUNICATION OPTIONS and access parameters to the email account SMTP outgoing mail server The configuration data of the email client is stored in the AR207 txt file The way to access this data is described above in chapter 12 6 in Table 12 6 2 in item Email settings and status n order to eventually start the configured 22 service the Email alarm notifications must additionally be set to the Enabled value chapter 12 6 Table 12 6 2 Message can be sent to multiple recipients at the same time Notifications are sent whenever any of the alarm outputs is switched on The individual components of the email message are created in accordance with the following rules the Subject field contains the NetBIOS name of the device default value AR207 the description can be found in chapter 12 8 Table 12 8 the From Sender field contains the name address of the email SMTP server user in the body of the message there are the numbers of the active alarm outputs and the numbers names units and measured values of the measurement channels that caused the relevant alarms For the purpose of text representation Windows 1250 code page is used If anew alarm occurs the device attempts to send an email until it is successful or until the relevant alarm is switched of
52. rers that form the RS485 network e g RS485 converters USB may have integrated polarizing and terminating resistors in such a case there is no need to use external elements MASTER e g a L computer pi m 1500 RS485 e J RS RS485 ee RS485_ 2 x 8200 RS SLAVE 1 g a AR594 GND e g a RS RS SLAVE n 30 g a AR207 cup ES A 18 MODBUS RTU SERIAL TRANSMISSION PROTOCOL SLAVE The MODBUS RTU protocol is accessible to the RS485 interface and the USB in the device mode The parameters used by this service are described in chapter 12 8 Character format Available functions 8 bits 1 stop bit no parity bit READ 3 or 4 WRITE 6 Table 18 1 Request frame format for the READ function frame length 8 bytes address of the function device 40r 3 address of the read register number of read registers BEEN from Table 20 chapter 20 1 32 0x0020 2 bytes HB LB 2 bytes HB LB 2 bytes LB HB Example 18 1 Reading of a register with address 0 0x01 0x04 0x0000 0x0001 0x31CA Table 18 2 Request frame format for the WRITE function frame length 8 bytes address of the function 6 device 2 bytes HB LB 2 bytes HB LB 2 bytes LB HB from Table 20 chapter 20 address of the write register write register value CRC check sum Example 18 2 Write in a register with address 10 OxA with the 0 value 0x01 0x06
53. ription connections IN GND current output 0 4 20 mA or voltage output 0 2 10 V output 4 24 V in relation to the GND of the integrated power supply of field transducers b 1 connection of the 2 and 3 wire transducer lout output current Uout output voltage lout Uout 24V 3 wire transducer transducer c measurement connections in the version with pulse inputs AR207 8P WEJSCIE1 WEJ CIE8 parameters configuration described in chapter 12 5 21 22 23 24 25 26 27 28 29 Bo 31 82 83 84 35 36 87 38 39 40 C 2z57 9925299z5782 o 2 o 2 oio 3 Uu WEJ CIE 7 WEJ CIE 8 WEJ CIE 5 WEJ CIE 6 1 2 3 4 5 6 7 8 9 10 11 12 13 14 151617 18 19 20 s wolo yz yOlOstsOoO sza 0 6 3 66 2 662 66 2 6 WEJ CIE 1 WEJ CIE 2 WEJ CIE 3 WEJ CIE 4 Terminal clamps A Description connections GND ground for measured inputs and for power supply 24V pulse input 0 035Hz 10kHz output 4 24 V in relation to the GND of the integrated power supply of field transducers auxiliary input connections for flow meters with open collector NPN or PNP type and with contact output Q R rz I m jJ pan Z i A 2 o p i NPN PNP KONTAKTRON KONTAKTRON ee d measurement connections in the version with 4 universal inputs and 4 pulse inputs AR207 4P4 parameters configuration described in chapter 12 4 and 12 5 IN
54. rom the USB memory Configure from the USB memory ie copy the names of channels groups and units AR207 txt from the USB memory Copy all settings AR207 cfg and AR207 txt from the USB memory return to the previous menu higher level Al set the default configuration parameters AR207 cfg in the recorder Restore default Names set the default names and units AR207 names txt in the recorder set the default parameters and names AR207 cfg and AR207_ names txt 17 Cancel return to the previous menu higher level Format the memory 3 Internal format the internal memory in the FAT32 system preserving the current settings parameters in the file AR207 cfg and names in AR207 names txt Notes 1 inthe case of a 90 MB file the copying time is equal to approx 11 min approx 135 kB s also depending on the type of memory 2 Archive storage memory Internal only prevents unintentional creation of an archive in the USB put in the port by accident in order to perform file operations or by unauthorized persons 3 formatting deletes all date from the memory with the exception of the configuration files it is recommended in the case of problems with access to data NOTE ZA during operations on files or formatting of the memory do not shut off power supply and do not take out the USB memory as it leads to the risk of loss of the recorded data or the active configuration parameters and names until the
55. se identical wires f avoid locating remotely controlled electromagnetic meters and high power loads loads with phase or group power control and other devices producing large impulse interferences close to one another g ground or zero metal rails on which rail mounted devices are installed Make sure to remove the protective film from the LCD display before the first use of the device 3 GENERAL CHARACTERISTICS OF THE MULTI CHANNEL RECORDER measurement and recording of temperature from thermoresistance sensors and thermocouples and other physical values humidity pressure level flow speed etc processed to a standard electrical signal 0 4 20mA 0 10V 0 60mV 0 850Q 16 analog measurement inputs mA V or 8 universal inputs thermoresistance thermocouple and analog or 8 pulse inputs or 8 mixed inputs 4 universal and 4 pulse not galvanically insulated 4 alarm regulation outputs with sound and visual operating status signaling and e mail notifications programmable characteristics and the possibility to assign any measurement channels that trip the alarm saving data in standard text files stored in the recorder s internal memory 4 GB or in a USB memory in the FAT system with possible edition in spreadsheets in such software as Microsoft Excel and OpenOffice Calc rich standard equipment with serial interfaces USB cooperation with a computer and USB memories RS485 and Ethernet 100base T TCP IP protocols MODBUS RTU and M
56. sensitivity gain 85 0 115 0 96 100 0 combinations of Alarm outputs 1 4 or None selection of alarm outputs Alarm out i activated by the measurement of the current channel chapter 12 6 for i 1 4 Assignment of the channel Belongs to all groups or only to one group in the range of 7 8 Group i measurement group channel grouping is used in the measurement presentation modes for i 1 4 selection of the background color in the measurement presentation modes 23 Background color color colors are available Notes 1 in the case of 3 wire sensors the Line resistance parameter must be equal to 0 00 Q automatic compensation 2 applies to analog inputs mA V mV Q 3 in the case of FiLtration 1 the response time is equal to 1 s in the case of FiLtration 10 it is equal to at least 5s Higher degree of filtration means a more smooth measured value and a longer response time which is recommended in the case of turbulent measurements e g water temperature in a boiler without an agitator 4 applies only to a recorder version with universal inputs 12 5 PULSE MEASUREMENT INPUTS CONFIGURATION The recorder may be in one of two versions with impulse inputs AR207 8P 8 impulse inputs or AR207 4P4 4 universal inputs 4 impulse inputs additional description can be found in section 12 4 Table 12 5 Configuration parameters in the Input configuration menu for the selected measurement channel numbers 1 8 for AR207
57. ses no dust Protection rating IP65 or IP30 from the front IP20 from the side of the connections approx 420 g Electromagnetic compatibility EMC immunity according to the PN EN 61000 6 2 2002 U standard emissivity according to the PN EN 61000 6 4 2002 U standard Notes 1 applies only to the recorder version with universal inputs 2 applies only to the recorder version with analog inputs current or voltage 3 for simultaneously measured flow and flow balance from the same sensor 50us 5kHz or 100us 2 5kHz details in chapter 12 5 PULSE MEASUREMENT INPUTS CONFIGURATION 6 4 applies only to the recorder version with pulse inputs 5 in the case of recording interval of 1 s the recording may be uneven during the transfer of the archive over the Ethernet and also due to the excessive number of files their size and the type and brand of the USB pendrive memory used 6 ENCLOSURE DIMENSIONS AND INSTALLATION DATA self extinguishing NORYL 94V 0 Fixing methods grips on the side of the enclosure ajeuoqierAjod Conductor cross sections 2 5 mm supply and alarm outputs separable connectors 1 5 mm others SIDE VIEW 7 DESCRIPTION OF TERMINAL STRIPS AND ELECTRICAL CONNECTIONS Location numbering and description of the connections on the back panel and method of connecting sensors and measurement signals a measurement connections in the version with universal inputs AR207 8 RTD
58. t renee oenas 0 2 CRA 0 Ox2F CN 12 4 a Ox2E CN 12 OX2C CN 10 0x32 CN 18 0x62 CN 4 18 5 ENTM Decimal dot position resolution 12 4 12 5 0 0 0 0 0 0x33 CN 18 0x63 CN 4 18 5 12300 Waiting time for a pulse chap 12 5 3 Lo d E 0x34 CN 18 0x64 CN 4 18 5 0 4 5000 Switch debounce time chap 12 5 3 0x30 CN 12 4 9999 19999 Bottom of the indication range chapter 2F CN 12 2D CN 1 CN 1 dd 0x65 CN 4 18 5 9999 99999 3 12 4 12 5 2 registers for pulse inputs 0x31 CN 12 4 9999 19999 Top of the indication range chapter 12 4 0x30 CN 12 OxX2E CNITO 0X37 CN 18 0x67 CN 4 18 5 9999 99999 3 12 5 2 registers for pulse inputs 0x32 CN 12 4 1 CN 12 2F CN 1 CN 1 1 4 12 0x31 C 0x CN 10 0x39 CN 18 0x69 CN 4 18 5 Filtration chapter 12 4 12 5 0x32 CN 12 0x30 CN 10 0x33 CN 12 4 500 500 Offset calibration chapter 12 4 12 5 0x34 CN 12 4 F x az 0x33 CN 12 0x31 CN 10 0x3A CN 18 Ox6A CN 4 18 5 850 1150 Slope calibration chapter 12 4 12 5 0x35 CN 12 4 Assignment of alarm outputs chapter 0x34 CN 12 0x32 CN 10 OGB CN 18 Ox6B CN 4 18 5 KE 124 12 5 31 0x36 CN 12 4 Assignment of measurement group 0x35 CN 12 0x33 CN 10 Ox3C CN 18 Ox6C CN 4 18 5 ENTM chapter 12 4 12 5 0x37 CN 12 4
59. the ARSOFT WZ1 parameter configuration and ARSOFT WZ3 downloading files with measurement via the Ethernet interface 12 10 DATE AND TIME The current time and date are displayed in the upper status bar chapter 11 1 in all the modes of presentation of measurement data and are used as time markers for recording In order to maintain the operation of the internal clock RTC when there is no external power supply the device is provided with a CR1220 lithium battery that is sufficient for 5 years of continuous operation Table 12 10 Configuration parameters in the Date and time menu Parameter Range of variability of the parameter Date yyyy mm dd 2008 06 01 2099 12 31 Time hh mm ss 00 00 00 23 59 59 26 12 11 DEVICE INFORMATION Device information Element Description APA type of device AR207 number of channels and type of available measurement modules www apar pl UNE recorder s software firmware version Device type input channels AR207 8 Top module inputs 4 universal Bottom module inputs 4 universal Fig 12 11 Appearance of the Device information screen 13 USE AND FUNCTIONS OF USB MEMORY PENDRIVE Due to the stationary panel installation of the recorder it may be useful to use a USB memory to transfer archive data or configuration data All the available file and disk operations can be found in the Main menu gt Memory and file options chapter 12 3 They enable
60. tion is on all the time the time is counted from the last use of the keypad or the touch screen Screen backlight time Channel and group auto switch time The available interfaces enable communication with the computer and consequently the readout of the measured value and configuration of the parameters and the names as well as access to the archive files with the exception of the RS485 Moreover the Ethernet enables displaying information on the operating status and on measurements of the recorder in any web browser Opera IE Firefox etc via the local network or the Internet and sending e mail alarm notifications chapter 12 6 1 The web server uses the HTTP protocol on the standard port 80 The Internet connection requires a permanent global IP number and router modem configuration To facilitate access to the networks with varying public IP address one can start the built in DDNS server service described in chapter 12 8 1 The selection of the TCP and UDP port number used by the recorder and the forwarding of this port in the router and other network parameters configurations should be performed by 23 a qualified person the network administrator Moreover one must make sure that the firewall does not block the ports and applications being used ARSOFT WZ1 and WZ3 and the MODBUS TCP protocol Table 12 8 Configuration parameters in the Communication settings menu RSI e Factory Range of variability of the parameter
61. us item in the menu changes the value of the edited parameter also LEFT or RIGHT and the scroll bar returns to the previous menu higher level cancels the changes to the edited parameter exits the Main Menu and returns to the measurement presentation mode closes the message window appearing on the screen chapter 15 c meaning of the function button F active only in the measurement presentation mode Status signaling licon Device status device status screen factory setting function available also via h screen simultaneously pressed buttons F and ESC described at point a above Description depending on the value of the F button function parameter in the Access and other settings menu chapter 12 9 Stop Start of recording change of the Recording type parameter to Off or Continuous chapter 12 2 after the power supply is switched on the recording is e or none always on continuous Copy archives to the USB memory operation accessible also in the Memory and z messages files options menu chapter 12 3 11 Move archives to the USB memory the files in the recorder are deleted after they messages have been copied Disable Enable sound alarm change of the Alarm sound signal parameter to Disabled or Enabled chapter 12 6 Outputs alarm configuration menu after the uj or none power supply has been switched on the sound signaling of all alarm is always on Block Unblock all
62. ution Position 2 Position 3 0 000 Waiting time for a pulse 0 1 30 0 s Time after which the indications are reset 0 00 50 00 ms insensibility time for contacts The parameter identifies Switch debounce time the minimum duration of impulse Impulse whose duration is shorter than 0 50 ms the specified duration will be considered as interferences Filtration for mesurements 1 3210 digital filtration of measurements response time 7 Bon f hi 0 99999 units start of the scale for graphical widgets bargraf counter 00 V meu MEME chart and indication for low level when Main input mode Bistable input TIAM gt f hi 0 99999 units end of the scale for graphical widgets bargraf counter 5000 0 m aput al TORTE chart and indication for high level when Main input mode Bistable input Slope calibration 2 sensitivity gain 85 0 115 0 2 100 0 96 Ackiannienbot alanen combinations of Alarm outputs 1 4 or None selection of alarm outputs Alarm out i 9 PULS activated by the measurement of the current channel chapter 12 6 for i 1 4 Assignment of measurement channel Belongs to all groups or only to one group in the range of 1 8 Group i group channel grouping is used in the measurement presentation modes for i 1 4 selection of the background color in the measurement presentation modes Background colour color 23 colors are available d Notes 1 The response time is dependent on the degree of filtration an

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