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MRU GmbH

SWG 100 User Manual

Page

119

141

13.9.

Option: RS485 to Profi-Bus converter

Normally the analyzer communication is Modbus RTU. If it is wanted, a RS485-
Modbus/ Profibus converter can be installed at the DIN-rail. This hat-rail module will
be explained in a separate manual.

RS485 Profi-Bus
converter

Summary of Contents for SWG 100 biogas

Page 1: ...MRU GmbH SWG 100 User Manual Page 1 of 141...

Page 2: ...MRU GmbH SWG 100 User Manual Page 2 of 141...

Page 3: ...the analyzer 20 5 3 Connection of main power supply 22 5 4 I O modules Installation and setting 23 6 Operation of the analyzer HMI 25 6 1 Display and keypad 25 7 Analyzer commissioning manual 26 7 1...

Page 4: ...ption Cabinet heater 109 13 3 Option Flame arrester 110 13 4 Option Multiple sample point switching and monitoring time sharing 111 13 5 Option Gas detector LEL CH4 to monitor air inside analyzer cabi...

Page 5: ...ourages customer feedback and welcomes any comments or suggestions relating to the product or documentation Please forward all comments or suggestions to the Customer Feedback Department at the follow...

Page 6: ...min then to protect the SWG100 Biogas analyser please consider special precautions to remove the condensate If you not have your own feasible solution for this topic please ask MRU 1 2 Installation i...

Page 7: ...ane coal seam gas etc is containing flammable gas component CH4 and toxic gas component as well H2S and CO2 Analyzer is continuously sampling a certain volume approx 50l h of the sample gas and is ven...

Page 8: ...ble to recognize the area classification and be aware of using the instrument there This area classification is country specific please observe and adhere to it Stationary analyzers are allowed to be...

Page 9: ...sture or condensate being pumped out of the condensate outlet port can be slightly acidic In case of skin contact IMMEDIATELY clean affected parts of the body Avoid getting liquid in eyes Please caref...

Page 10: ...e conditions are typical consumable and spare parts 5 Use of original MRU consumable parts and sensors is required to maintain the warranty 6 Removal of tampering of the serial number type plate will...

Page 11: ...safety device In case of unintended use the warranty is void Regular controls inspections and the replacement of polluted and exhausted filters by the operator are also an important part of proper us...

Page 12: ...ble options and accessories or check out our MRU website 2 4 Principle of operation Sample gas from one or more sampling points is fed into the analyzer by dedicated ports Internally mounted electric...

Page 13: ...MRU GmbH SWG 100 User Manual Page 13 of 141 Picture above Sample gas flow diagram...

Page 14: ...ument is equipped with a cut off solenoid valve and air purge pump to protect the H2Slow sensor without impacting the results of all other sensors The purge unit is always activated after 3 10 minutes...

Page 15: ...Manual Page 15 of 141 2 6 Physical characteristic of the gas analyzer Top view Front view Reference 1 Gas inlet default x1 optional max 10 4 Suspension for wall mounting 2 Cabinet lock 3 Operation uni...

Page 16: ...ge 16 of 141 Right side view Left side view Bottom view 1 Fan filter 4 Zero gas inlet 7 Cable gland M16 for IO 2 Sample gas outlet Vent 5 Condensate outlet 3 Calibration gas inlet 6 Cable gland M16 fo...

Page 17: ...fittings Quantity Description Position 1 piece 1 8 G outlet thread for DN4 6mm Condensate outlet 4 1 piece G outlet thread 90 Sample gas outlet VENT 5 2 pieces 1 for every extra sample gas inlet 1 8...

Page 18: ...ng content are on the SD Card Ethernet Converter manual Profibus Converter manual GSD Files for profibus converter SWG100 Bio manual EN DE SWG100 Bio ModBus Profibus specification EN DE The SD card ca...

Page 19: ...be explained An entire analyzer system consists of these parts The analyzer A sample line The user has to install these parts correctly and put them together The following flow chart shows the order...

Page 20: ...ition Only power the device up after it is correctly mounted General installation rules Mount the device on a solid wall or steel rack Be sure that the air circulation is not obstructed Let enough roo...

Page 21: ...e with min 8mm ID Reference 1 Fitting for sample gas inlet G1 8 2 Fitting for sample gas outlet G1 4 3 Fitting with flow restrictor orifice gas inlet G1 8 for calibration gas inlet 4 Fitting filter fo...

Page 22: ...er needs a main power supply of 100 230 VAC 47 60 Hz The power supply may be found on the DIN rail Details L and N phase on the circuit breaker A in sketch below PE on the connection terminal B in ske...

Page 23: ...h max 30 V output signals External control of the analyser Connection of the I O module The option IO module can be found at the hat rail The position is shown at the sketch below NOTE analog output c...

Page 24: ...ws Stripping length 7 mm Tightening torque min max 0 5 0 6 Nm Conductor cross sections which can be used Type of electric line Conductor cross section min max Solid 0 2 2 5 mm 30 12 AWG Stranded 0 2 2...

Page 25: ...s key before you disconnect mains The analyzer will store changed user settings and other operational data and will purge the sensors 3 Arrow keys context dependent functions e g scroll in between lin...

Page 26: ...he menu key and selecting the function Set English language Use the menu EXTRAS GENERAL SETTINGS The analyser will automatically set some country typical parameters like the language the date format t...

Page 27: ...larm sample flow 20 l h 7 Gas cooler high alarm temperature 10 C 8 Gas cooler low alarm temperature 2 C 9 Cabinet high temperature 55 C 10 Cabinet low temperature 5 C Errors 1 to 5 alarm will force a...

Page 28: ...which can be used Type of electric line Conductor cross section min max Solid 0 2 2 5 mm 30 12 AWG Stranded 0 2 2 5 mm 30 12 AWG Solid with ferrule with or without plastic 0 25 2 5 mm Information for...

Page 29: ...lug connector definition for the system alarm relay Slit screws Stripping length 7 mm Tightening torque min max 0 5 0 6 Nm Conductor cross sections which can be used Type of electric line Conductor cr...

Page 30: ...Configuration at the analyzer 1 Open the path EXTRAS GENERAL SETTINGS 2 Press F3 3 The Modbus store settings will be open The user can commission the settings The following settings can be set Baud ra...

Page 31: ...tput Trigger alarm outputs Reads one PT1000 Reads one thermocouple Reads current inputs signals for sensors with max 20 mA output signals Reads voltage input signals for sensors with max 30 V output s...

Page 32: ...MRU GmbH SWG 100 User Manual Page 32 of 141 8 2 Pin assignment The follow pin assignment plan shows where the different pins for the interfaces can be found and which pins has a double occupancy...

Page 33: ...00R No AO3 max 500R No AO4 AO4 max 500R No AO4 max 500R No Alarmoutput s AL1 AL1 24 VDC No AL1 24 VDC No AL2 AL2 24 VDC No AL2 24 VDC No Analog Input 4 20 mA PWROUT V12 No GND No AL1 AI1 50R No AI1 50...

Page 34: ...GmbH SWG 100 User Manual Page 34 of 141 8 3 Analog outputs 4 20 mA Hardware side green labels Information for connection Conductor cross section Max Load for output 500 Ohm AO1 AO1 AO2 AO2 AO3 AO3 AO4...

Page 35: ...ser finds the information which analog signal is carry out at which analog output channel The follow list notation can be found example Reference 1 The number of the IO module 1 means first IO module...

Page 36: ...edited The settings for an analog menu See the screenshot below o Section 1 Shows the operator which analog output will be changed o Sample point 2 The operator can select the sample point This means...

Page 37: ...The IO module will create the linear relation o Return 6 Leave the menu Alternate push F1 o Overwrite on 7 A function to simulate values If the overwrite function is activated the set value will be t...

Page 38: ...ged in the control room Follow steps must be done to do this 1 Wiring the analog output 1 with the DCS Wiring the analog output AO1 AO1 with the DCS For this use a wiring with a conductor cross sectio...

Page 39: ...anual Page 39 of 141 3 The follow screen appears To configurate the channel 1 the red marked positions must be changed In the last step the menu must be closed Confirm the store message The 4 20 mA ou...

Page 40: ...larm outputs Hardware side Every IO module has two alarm outputs The position of the alarm outputs are marked with the red labels Information for connection Conductor cross section Relays type Normall...

Page 41: ...user finds the information which alarm signal is carry out at which alarm output channel The follow list notation can be found example Reference 1 The number of the IO module 1 means first IO module...

Page 42: ...ll be change o Sample point 2 The operator can select the sample point This means that the alarm output signal from the choose sample point will be transmitted to the process control system o Meas Ite...

Page 43: ...ial free relay The maximal voltage of the power supply is 24 VDC So the operator must provide a 24 VDC power supply and a warning light which works with 24 VDC Connect the parts with the relay inside...

Page 44: ...MRU GmbH SWG 100 User Manual Page 44 of 141 The follow screen appears To configurate the channel 1 the red marked positions must be changed...

Page 45: ...4 20 mA transducer in the analyzer directly The IO module has a separate 12 V power source for the supply of the transducer At the sketch below the inputs and the power supply for the transducer are m...

Page 46: ...00 User Manual Page 46 of 141 2 wire transducer 4 wire transducer 12VDC Field SWG100 Power supply for transducer Transducer T U T U Transducer 12VDC Power supply for transducer SWG100 Field Load 50 Oh...

Page 47: ...below Section 1 Show the operator which analog input will be changed Meas item 2 The operator can select the sample point This means that the analog output signal from the choose sample point will be...

Page 48: ...e transducer The temperature range is between After the sensor is connected to the IO module correctly the sensor must be configured at the SWG100 Open the menu AUX input configuration This menu can b...

Page 49: ...is configurated Meas Item is OFF default With the ON key F2 or the arrow right left key the operator can skip inside the menu o If the AUX input is activated the follow screen appears At this screen...

Page 50: ...trolled sampling point selection Stand by The commands will be given by a 4 bit binary number which will be built through four external signals The pins for the signal are shown in the sketch below It...

Page 51: ...0 0 0 0 0 Automatic sampling point switching 0 0 0 1 1 Analyzer is sampling the point SP1 1 2 0 0 1 0 2 Analyzer is sampling the point SP2 1 2 0 0 1 1 3 Analyzer is sampling the point SP3 1 2 0 1 0 0...

Page 52: ...1 2 0 0 1 0 2 Analyzer is sampling the point SP2 1 2 0 0 1 1 3 Analyzer is sampling the point SP3 1 2 0 1 0 0 4 Analyzer is sampling the point SP4 1 2 0 1 0 1 5 Analyzer is sampling the point SP5 1 2...

Page 53: ...he 20mA signal is reached The connection of the one 4 20 mA signal is a two wire connection Status of external signal source I mA Status number Description 4 0 Automatic sampling point switching 5 1 A...

Page 54: ...t switching 1 Analyzer is sampling the point SP1 1 2 2 Analyzer is sampling the point SP2 1 2 3 Analyzer is sampling the point SP3 1 2 4 Analyzer is sampling the point SP4 1 2 5 Analyzer is sampling t...

Page 55: ...uration Standby until the input state is below or equal the number of sample points e g 4 sample points and input state 1 4 Case 2 External control of a sample point Zeroing First the zeroing will be...

Page 56: ...er changes back to a value less or equal to the afterwards the selected sample point will be measured ily be used to initiate just a zeroing without any and without changing the sample point Example s...

Page 57: ...the analyzer To use the auto calibration function it is necessary to install the calibration gas bottles on the analyzer WARNING High pressure Only educated staff is allowed to install the gas cylind...

Page 58: ...ATION 2 Select the up down an empty area can be selected left right 3 With OK the user is able to set the gas concentrations for the different gas compositions First select the gas component then pres...

Page 59: ...gas concentrations are stored and the auto calibration will start after the interval is reached Start the auto calibration immediately Press F2 start now 6 During the auto calibration the stored gas c...

Page 60: ...d with the three function keys F1 F2 and F3 F1 Delete a phase F2 Make an Auto config F3 Insert a new phase OK View change phase details Left right Change the phase type Auto configuration With F2 con...

Page 61: ...should be deleted and press F1 Insert a phase With F3 a new phase is inserted in the measurement cycle With the right left arrow keys the different phase types can be selected In the title With OK Co...

Page 62: ...phase deta measurement time and the suction delay can be configured Each sample point can be configured individually In the cycle phase details the following times can be set MEASUREMENT SPx Measuring...

Page 63: ...g is a separate configuration point to purge the analyser with ambient air through the zero gas inlet It can be helpful if the analyser must switch between a sample point with different sample gas con...

Page 64: ...1 Open the measurement cycle config menu Path EXTRA MEASUREMENT CYCLE CONFIG 2 The default measurement cycle will appear Open the cycle phase detail of the first zeroing and adjust the phase duration...

Page 65: ...detail 6 Switch to the next point and select with the left right arrow key the measurement SP1 Go in the cycle phase detail of the measurement SP1 Here adjust the duration phase 10 min and the pure m...

Page 66: ...quest can be activated and deactivated in the menu Extras General settings The deactivation of the PIN code request requires at least one time PIN code input Once the user has inputted the correct adm...

Page 67: ...nalyzer and the self test menu Part three shows the submenu which are listed at the EXTRA menu Part four shows the store menu 9 1 General process of the measurement cycle START Self test Self test ok...

Page 68: ...and how long it lasts and the actual sampling point number In the middle section of the actual measurement values are displayed Representation during the status measurement The title bar you can see...

Page 69: ...upted However once a measurement phase is completed the display automatically switches to the actual measurement location Configuration of the measurement window display content The measuring values s...

Page 70: ...in the measurement menu The menu provides an overview of stored measurements of each sample point and of the memory usage NOTE DATA STORAGE The analyzer makes use of an internal flash memory to store...

Page 71: ...from the Data Storage Menu by selecting one or all sample points and by pressing F1 view text When entering the menu the latest stored measurement will be displayed With the keys F1 previous and F3 n...

Page 72: ...lowing information Sample point number Date Time and all measurements The following lines contain the data CSV configuration settings 1 F2 in the main menu 2 Open the context menu in the store menu Se...

Page 73: ...list In this list all available measurement values and all 9 asset lines are pictured Set default list In this list all available measurement values and 2 asset lines are pictured 5 Set small list In...

Page 74: ...verse default English Keyboard beep ON or OFF default ON Request admin PIN ON or OFF default ON Service message ON or OFF default ON 3 Baud rate 9600 or 19600 Parity and stop bits Even 1 or None 2 Sla...

Page 75: ...t cycle config See chapter 7 10 Analog output configuration See chapter 7 6 Alarm output configuration See chapter 7 3 Temperature C or F default C Pressure hPa mbar or mmHG default hPa Sample flow 30...

Page 76: ...O2 CH4 adjustment Adjustment CH4 pellistor see service manual Hardware state tests see Hardware state tests in this chapter Setup auto calibration see chapter Averaging see Averaging in this chapter G...

Page 77: ...al ON or OFF 3 Solenoid valve H2S low optional ON or OFF 4 Solenoid valve zero gas ON or OFF 5 Solenoid valve cal Gas ON or OFF 6 Solenoid valve sample points ON or OFF able to skip to the next one 7...

Page 78: ...me 1 Open the path Extras Adjustment menu NDIR CO2 CH4 adjustment F1 key 3 Configuration of averaging time In this menu is able to set the averaging time with the left right arrow keys and the F1 or F...

Page 79: ...00 CO2 0 100 more than 50 H2 ppm 0 500 more than 500 0 500 more than 500 CH4 ambient 0 5 more than 1 CH4 ambient LEL 0 100 more than 20 Temperature sensor C 0 50 more than 50 Fan rotation rpm 0 2000 l...

Page 80: ...ucture Contents SD card Extras Contents SD card General settings F1 F2 F3 F2 Refresh F3 Open F2 F3 1 3 4 Overview of the stored datas on the SD card 1 Skip the cursor on the first position 2 3 Open th...

Page 81: ...MRU GmbH SWG 100 User Manual Page 81 of 141 Device info Path EXTRAS DEVICE INFO Structure...

Page 82: ...Reset FW is offered Note You also may enter this menu by pressing the OFF key and leave it by pressing the ESC key without starting the purge cycle when you just want to store operational data and us...

Page 83: ...modules General steps for the firmware update 1 Copy the actual firmware for the analyzer or the firmware from the option on a SD card Be sure that the firmware is in the mean root of the SD card All...

Page 84: ...mainboard Firmware 1 Open the path EXTRA DEVICE INFO 2 Press F3 sub syst to open the SUB SYSTEMS INFO 3 Press F2 details to open the details from the mainboard Be sure that the mainboard 4 The Update...

Page 85: ...ith the filename card Update the IO modules Firmware Update w 1 Open the path EXTRA DEVICE INFO 2 Press F3 sub syst SUB SYSTEMS INFO 3 Press F2 details to open the details from the I O module Be sure...

Page 86: ......

Page 87: ...fuse is powered off dangerous voltage is present It can be required to cut off the electric supply and save this from an accidental switch on For maintenance work on the gas analyser please take care...

Page 88: ...rvice parts which are important for the reliable operation These parts are independent from the regular checks and must be replaced in a minimum interval of minimum 6 months 10 3 Position and overview...

Page 89: ...dirt concentration Visual inspection is necessary 1 piece 65533 3 Dust and particle filter fine filter New state white Used dark black Life time 12 month dependent of the dust and dirt concentration V...

Page 90: ...e Viton tubes from the exhausted acid gas filter If it is necessary use needle nose pliers 3 Plug the Viton tubes on the new acid gas filters Be sure that the tubing is correct The single tubes are si...

Page 91: ...Exchange interval Exchange necessary if the filter gets dark or black Mounting direction Steps Pull the Viton tubes from the filter unit with the hand If it is necessary pliers can be used to solve t...

Page 92: ......

Page 93: ...5988 Required materials Sintered filters 65988 contained in the service set Required tools Spanner range 17 Exchange interval Every 2 month dependent from the dust and pollution load Steps 1 Remove th...

Page 94: ...quired materials 2x filter mats 60320 contained in the service set Exchange interval Exchange necessary if filter revolution is reduced Steps Open the filter unit by pulling the blue lash Replace the...

Page 95: ...ilter mat from the fan is clogged The protection switch has been triggered exchange the fan exchange the filter mat Internal short circuit Contact an electrician to determine cause of defect Gas coole...

Page 96: ...ahlung und Regen Installation Requirements do not expose to direct sun light or rain Akku intern Pufferzeit f r Sensor Bias NiMH 3 Monate 3 months Internal Battery Pack buffer time for sensor bias Str...

Page 97: ...dule optional Anzahl Alarmausg nge pro I O Modul ber Relais 2 Number of alarm ouput signal via relays maximal m gliche Anzahl I O Module 10 Max number of I O modules to be equipped Systemalarm Ausgang...

Page 98: ...nsprechzeit T90 40s Response Time T90 Jahre erwartete Lebensdauer an Luft 2 Years expected lifetime air Elektrochemischer Sensor H2S high10 000 Electrochemical Sensor Messbereich 0 10000 ppm Measuring...

Page 99: ...Elektrochemischer Sensor H2 1000 Electrochemical Sensor Nominaler Messbereich 0 1000 ppm Nom Measuring Range berlastbereich 2000 ppm Overload Range Aufl sung 1 ppm Resolution Genauigkeit absolut vom...

Page 100: ...definable as follows 9600 baud 19200 baud even parity and 1 stop bit no parity and 2 stop bits Multi byte values are transmitted in Motorola byte order Big Endian Only the CRC16 at the end of each fra...

Page 101: ...ot yet defined reads zero 36 U32 not yet defined reads zero 38 U32 not yet defined reads zero Status current measurement values live values 40 U32 Analyser Status more details read below 42 U32 System...

Page 102: ...ils read below 102 U32 System Alarm more details read below 104 108 FL O2 106 112 FL CO2 or CO2 ppm if CO2 isn t available 108 116 FL CH4 or CH4 ppm if CH4 isn t available 110 120 FL H2S ppm optional...

Page 103: ...ue read by IO module 4 Input 1 396 FL 2 AUX value read by IO module 4 Input 2 398 FL 2 AUX value read by IO module 4 Input 3 400 FL 2 AUX value read by IO module 4 Input 4 402 FL 2 AUX value read by I...

Page 104: ...0001 0000 Measuring sample point 1 32 0020h 0010 0000 Measuring sample point 2 48 0030h 0011 0000 Measuring sample point 3 18 0012h 0001 0010 Measuring sample point 1 System Alarm 12 3 Analyser Syste...

Page 105: ...the condensate Sample gas pump 65032 Used for sample gas pumping H2S solenoid valve 65470 Required for cut off sample gas supply to H2Slow sensor H2S purge pump 54150 Required for air purging of H2Slo...

Page 106: ...noid valve 65470 Used for sampling point switching CxHy gas detector 65469 Required for monitoring the CH4 concentration inside analyzer cabinet Heater 65425 Used for freeze protection of analyzer cab...

Page 107: ...107 of 141 I O Module 65179 65430 Used for analog output data transfer and sample point switching I O Module 65179 Used for analog output data transfer Heater 65734 Used for freeze protection of analy...

Page 108: ...characteristic of the options How to install the option if it is necessary 13 1 Option Electric sample gas cooler The gas cooler unit is equipped with a peltier element It is for drying the gas feed...

Page 109: ...ion Cabinet heater The feature cabinet heater is necessary to operate the analyzer at low ambient air temperatures temperature is fallen 18 C The electrical power from the cabinet heater is 200 Watt T...

Page 110: ...l Page 110 of 141 13 3 Option Flame arrester It can be necessary to install separate flame arresters at the sample gas inlets The flame arrester which can be purchase by MRU has permission for ATEX ar...

Page 111: ...g and monitoring time sharing The analyser is by default equipped with one sample point see market above It can be offered with several sample points max 10 The sample points are not measured simultan...

Page 112: ...112 of 141 13 5 Option Gas detector LEL CH4 to monitor air inside analyzer cabinet With this option the CH4 concentration inside the analyser can be determined and monitored This menu is only installe...

Page 113: ...th 4 channel 4 20 mA The analyser is by default equipped with one IO module see market above It can be offered with a different number of IO modules max 10 Every single installed IO module can be driv...

Page 114: ...ered with two different functions Without cut off solenoid valve and air purge pump With cut off solenoid valve and air rising pump The cut off solenoid valve with air rising pump have the advantage t...

Page 115: ...e trap Height of water column is dependent from the overpressure which should be created 1 meter 100hPa Silicon hose 6x2 mm Area marked red Must be filled with water Silicon hose must be laid as sipho...

Page 116: ...of negative pressure inside the system The following order must be considered Shut the system down Close the safety valve at the gas inlet This will prevent the build up of negative pressure 2 Remove...

Page 117: ...1 3 Remove the filter unit from the retention fixture see picture 1 4 Unscrew filter the side glass from the external condensate trap see picture 2 5 Unscrew the filter bracket see picture 3 1 3 Filte...

Page 118: ...new one see picture 4 7 Screw the filter bracket back in the filter unit see picture 5 8 Screw the side glass back in the filter unit Unscrew filter holding and remove exhausted filter element Replac...

Page 119: ...tion RS485 to Profi Bus converter Normally the analyzer communication is Modbus RTU If it is wanted a RS485 Modbus Profibus converter can be installed at the DIN rail This hat rail module will be expl...

Page 120: ...on RS485 to Ethernet converter Normally the analyzer communication is Modbus RTU If it is wanted a RS485 Modbus Ethernet Bus converter can be installed at the DIN rail This hat rail module will be exp...

Page 121: ...MRU GmbH SWG 100 User Manual Page 121 of 141 13 11 Configuration of the Ethernet module 1 The following screen will appear Select Z Key at the register called y market with 2 in screenshot 1 2...

Page 122: ...H SWG 100 User Manual Page 122 of 141 2 current IP address which is saved at the module will appear 3 2 Connect the Ethernetmodule with an USB 4 nfiguration to Z settings will be written to the module...

Page 123: ...age and test whether the settings are set Normally the message can be ignored 5 The settings are saved at the module now Adjustment of the SWG100 with the Ethernet After the settings are configurated...

Page 124: ...at a pc and open the webserver with the address http 192 xxx xxx xxx maintenance index html Important With the test modus for the alarm outputs of the IO module the alarm relays at the IO modules and...

Page 125: ...WG 100 User Manual Page 125 of 141 6 ts will be appeared At this protocol the following adjustments must be set 6 Working mode MODBUS BRIDGE ON PORT 2 1 7 Baudrate 2 8 Data Bits 2 9 Parity 2 10 Stop B...

Page 126: ...WG100 with MRU4WIN 1 Open MRU4WIN 2 3 Set the Modbus setting from Serial to TCP 2 4 In the menu the following points must be set IP Address Port number Device Slave ID 1 2 Can be found at the webserve...

Page 127: ...e found at the modbus settings see screenshot The port number called Port at the setting can be found at the Ethernet protocol see chapter 1 1 point 6 5 The new created device can be found at the left...

Page 128: ...configurate the RS 485 converter it is necessary to switch the DIP block in the follow position Before the RS 485 converter can be used a USB driver must be installed at the PC Normally this driver i...

Page 129: ...er should be recognized from the PC For testing the connection open the device manager of the PC A new COM port must appear Connect the RS 485 converter with the Modbus connector at the main pcb at th...

Page 130: ...s settings will appear At this window the same settings like in the SWG necessary to select the right device This setting point is dependent from the SWG100 type In this example SWG100 Biogas The devi...

Page 131: ...MRU GmbH SWG 100 User Manual Page 131 of 141 13 13 Option NDIR bench for CH4 CO2 analysis 0 100 0 100 This NDIR bench is for biogas at AD plants It detects CH4 and CO2 in percent range...

Page 132: ...mbH SWG 100 User Manual Page 132 of 141 13 14 Option H2 thermal conductivity detector measurement 0 100 It can equip the analyzer with a H2 thermal conductivity detector with a measurement range from...

Page 133: ...MRU GmbH SWG 100 User Manual Page 133 of 141 13 15 Option NDIR bench for 0 3 000ppm CO2 0 CH4...

Page 134: ...MRU GmbH SWG 100 User Manual Page 134 of 141 13 16 Option Dilution unit for H2S and CO electrochemical sensors...

Page 135: ...evice to improve the accuracy of the measurement For the fine calibration it is indispensable to tube the vent and all sample gas inlets before making the actual calibration The correct order for the...

Page 136: ...of the dilution unit If the steps above are done the device should look like in the sketch below Follow steps must be done for the fine calibration of the dilution unit The steps below show the entire...

Page 137: ...s changes with the right left arrow keys the gas factor until the actual value is adjusted with the set point 3 Adjustment of the dilution unit a Installation of the calibration gas cylinder for the d...

Page 138: ...Threshold The operator can change the threshold If the value is above this threshold the dilution will turn on o The path for this setting is EXTRAS MEASUREMENT CONFIGURATION o Marked the setting arr...

Page 139: ...gas junction with three sample gas inlets and the dilution setting from sample gas inlet 1 is permanently activated ON the two other sample gas inlets are further set to automatically To change the d...

Page 140: ...MRU GmbH SWG 100 User Manual Page 140 of 141 14 Declaration of conformity...

Page 141: ...MRU GmbH SWG 100 User Manual Page 141 of 141 V01 02 EN...

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