Servomex 07931001B Operator'S Manual Download Page 7

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07931001B revision 6

iii

8.7 User replaceable spare parts ................................................................................. 168

9.1 Hazardous area approval and certification ............................................................. 169

9.2 Label Information ................................................................................................... 171

9.3 EMC ...................................................................................................................... 172

9.4 Electrical Safety ..................................................................................................... 172

9.5 Product Disposal ................................................................................................... 172

9.6 EU REACH regulations .......................................................................................... 173

Appendix Display unit conversion

176

12.

Appendix Modbus setup

177

12.1 Implementation guide for Modbus communications ............................................. 177

13.

Appendix French Translation of Warnings

187

1.1

General warnings and cautions ........................................................................ 187

1.2

Laser safety ..................................................................................................... 189

1.3

Certification ...................................................................................................... 189

1.3.1

Hazardous area installations ............................................................................ 189

1.3.2

Hazardous area variants .................................................................................. 191

4.11.3

Raw signal graph ............................................................................................. 192

5.3.1SD card ............................................................................................................... 192

6.2

Removing the transmitter and receiver units from the process ......................... 193

7.1

Installation preparations ................................................................................... 196

7.1.1

Items to remove before installation .................................................................. 196

7.1.3

Analyzer placement .......................................................................................... 196

7.1.4

Process flanges ................................................................................................ 197

7.1.5

Mounting rigidity ............................................................................................... 198

7.2

Installation overview ......................................................................................... 198

7.2.1

Safety ............................................................................................................... 199

7.3

Process connections ........................................................................................ 200

7.3.1

Fitting the transmitter and receiver mounting/ alignment assembly ................... 200

7.3.2

Alignment of the transmitter and receiver mounting / alignment assemblies ..... 200

7.3.3

Fitting the transmitter and receiver on the flange .............................................. 201

7.4

Electrical connections....................................................................................... 202

7.4.1

General safety .................................................................................................. 202

7.4.2

Glands and cable entries .................................................................................. 203

7.5

Functional earth / ground requirements ............................................................ 204

7.5.1

Power cable connections ................................................................................. 204

7.5.3

Identification and location of electrical terminals ............................................... 204

Summary of Contents for 07931001B

Page 1: ...Part Number 07931001B Revision 6 Language ENGLISH UK US SERVOTOUGH Laser 3 Plus OPERATOR MANUAL...

Page 2: ...Servomex Group Limited 2020 This page intentionally blank...

Page 3: ...ular attention to Health and Safety throughout this manual Where special precautions need to be taken due to the nature of the equipment or product an appropriate safety icon and warning message is sh...

Page 4: ...Servomex Group Limited 2020 This page intentionally blank...

Page 5: ...19 2 9 Unpacking 19 3 Transmitter user interface 20 3 1 Keypad 20 3 2 Transmitter Unit Indicator LEDs 20 3 3 Start up screen 21 3 4 Measurement screen 21 3 5 Soft key legends 23 3 6 System and measur...

Page 6: ...ental calibration settings 87 6 6 Calibration Settings 87 6 7 Calibrate 89 6 8 Saving calibration configuration 91 6 9 Restore configuration settings 92 6 10 View Calibration history 92 6 11 Dependent...

Page 7: ...variants 191 4 11 3 Raw signal graph 192 5 3 1SD card 192 6 2 Removing the transmitter and receiver units from the process 193 7 1 Installation preparations 196 7 1 1 Items to remove before installat...

Page 8: ...ited 2020 07931001B revision 6 7 6 Purge connections 205 7 6 1 Alignment purging assemblies 205 7 6 2 Enclosure environmental measurement Instrument purge 205 8 2 Routine maintenance 205 8 5 Alignment...

Page 9: ...re 3 7 Edit screen 27 Figure 3 8 Saving sensor measurement detailed settings 31 Figure 3 9 Restore measurement detailed settings 32 Figure 3 10 Save current calibration configuration 33 Figure 3 11 Re...

Page 10: ...unit mounting arrangement example shown with adjustable mount 129 Figure 7 6 Receiver unit mounting arrangement example shown with fixed mount 130 Figure 7 7 Installation overview 131 Figure 7 8 Lase...

Page 11: ...171 Figure 9 2 SGS North American labels 171 Figure 9 3 Rating label 171 Tables Table 6 1 Calibration check list 82 Table 7 1 Pre installation check list 122 Table 7 2 Pre installation check list 133...

Page 12: ...viii Servomex Group Limited 2020 07931001B revision 6 This page intentionally blank...

Page 13: ...tion This symbol warns of specific hazards from nitrogen gas Other information provided by the manual This symbol highlights where you must take special care to ensure the Analyzer or other equipment...

Page 14: ...x Servomex Group Limited 2020 07931001B revision 6 This page intentionally blank...

Page 15: ...ved for the purposes of installation are retained They must be refitted in the event the instrument is transported to another location The Laser 3 Plus does not include any user serviceable parts The...

Page 16: ...aser product The laser light is not visible Do not look into the laser beam Avoid direct eye contact with the laser radiation The transmitter and receiver units both have a Laser On indicator This is...

Page 17: ...g of the enclosure All of the analyzer electrical connections are considered to be incendive and therefore must only be connected to safe area equipment The equipment is incapable of passing the diele...

Page 18: ...ernal markings Their locations are shown in section 1 4 1 Follow the appropriate safety instructions and be aware of any warnings about potential hazards Label locations Figure 1 1 Laser 3 Plus transm...

Page 19: ...1001B revision 6 Servomex Group Limited 2020 5 Figure 1 3 Laser 3 Plus transmitter unit certification label and EMC function earth label location Figure 1 4 Laser 3 Plus receiver unit laser label loca...

Page 20: ...6 Servomex Group Limited 2020 07931001B revision 6 Figure 1 5 Laser 3 Plus transmitter unit laser label location Figure 1 6 Laser 3 Plus mount laser label location...

Page 21: ...allow removal of the TU and RU for calibration or maintenance Flange mounts and window purge assemblies are provided to mount the transmitter and receiver to the process flanges Quick connect connect...

Page 22: ...cer arrangement 1 4 Process pipe stack duct etc 9 Thermal spacer arrangement 2 5 Process gas 10 Isolation flange arrangement 1 11 Isolation flange arrangement 2 Note Installation may vary depending on...

Page 23: ...een 10 Functional EMC earth ground 3 Display 11 Window purge out standard 4 Alarm LED Alarm status red 12 Window purge out option isolation flange only 5 Pushbuttons 13 Adjustable mount alternatively...

Page 24: ...feed 0 4 to 20 mA output A status relay output Ethernet connectivity SD Card Display with key inputs A display LCD allows access to measurement and menu options Option of an additional I O board Prov...

Page 25: ...Functional EMC earth ground 2 Optical window receiver aperture 8 Window purge out standard 3 Purge 1 Detector module gas IN 9 Cable entry gland 1 off M20 x 1 5 mm 4 Purge 2 Enclosure gas IN 10 Window...

Page 26: ...r LEDs Figure 2 5 Receiver unit indicators The receiver unit front panel contains the following indicator LEDs LED Function Color 1 Laser adjustment usually OFF Illuminated Amber during alignment 2 La...

Page 27: ...joint two options 2 5 Power supply optional The optional power supply is a third party Input voltage nominal 100 240VAC Output 24 VDC nom Input current at full load typ 1 0A at 230VAC 2 0A at 115VAC R...

Page 28: ...202 7 953 203 7 992 E 75 2 953 65 2 559 F 210 8 268 207 8 150 G 235 9 252 224 8 819 H 35 1 378 35 1 378 I 35 1 378 34 1 339 J 52 2 047 29 1 142 Weight 2 0 kg 4 4lbs 1 6 kg 3 52lbs Electrical specifica...

Page 29: ...aser beam Avoid direct eye contact with the laser radiation Figure 2 1 shows the laser beam path The transmitter and receiver units both have a Laser On indicator This is ON when the transmitter emits...

Page 30: ...pplication dependent T90 Application dependent For general commissioning activities the analyzer will be functional within 10 minutes however Servomex recommend allowing 3 hours for the analyzer to st...

Page 31: ...rtion tubes 19 5 mm to 35 mm dia pair Calibration cell 316SS for corrosive gases except HF 4 to 20 mA outputs isolated current loop 500 maximum One 4 to 20 mA output Two 4 to 20 mA outputs optional 4...

Page 32: ...01B revision 6 Purge gas filtration Dry and oil free air ISO 8573 1 Class 2 3 or N2 99 99 Application specific Flange and window purging Purge flow application dependent Transmitter and receiver windo...

Page 33: ...w seal Loctite 595 2 9 Unpacking Remove the SERVOTOUGH Laser 3 Plus and its accessories from the packaging and inspect everything for any damage that may have occurred during transit If any item has b...

Page 34: ...or through the various menus during setup installation calibration etc 3 2 Transmitter Unit Indicator LEDs Refer to Figure 3 1 Transmitter pushbutton keys screen icons and indicator LEDs The transmitt...

Page 35: ...lt to the live measurement screen The measurement screen displays 2 measurements Figure 3 3 Example of a live measurement screen Item 1 Measurement number 6 Soft key navigation icons 2 Measurement des...

Page 36: ...re that measurement becomes unreliable the measurement display will revert to Invalid Figure 3 5 Example of an invalid measurement screen Note During this time all other functions will remain active h...

Page 37: ...at the bottom of the screen correspond to the four soft keys on the front of the analyzer The icons that appear are Icon Meaning Function when soft key is pressed Menu Displays the menu screen Calibr...

Page 38: ...intenance Analyzer requires maintenance Out of specification Indicates the analyzer is operating out of specification Indicates a specific measurement is operating out of specification Warming N A Ind...

Page 39: ...equired E g when entering temperature or pressure parameters a minus sign can also be accessed To choose an option on any screen If more options are available than can be shown on the screen a scroll...

Page 40: ...rrent analyser status Alarms View History View analyser status history Status Export History Export analyser status history Set Up Clear History Clear analyser status history Measurements Service Set...

Page 41: ...digit highlighted Figure 3 7 Edit screen Soft key Function This soft key is available when the first digit is highlighted Press this soft key to exit the menu without changing any data Increases highl...

Page 42: ...re enter the password Note Holding down the soft key will clear the current security level and return the display to the measurement screen The Laser 3 Plus does not contain factory set operator or su...

Page 43: ...be saved loaded to the instrument by different security password levels Measurement configuration There are two forms of this file the sensor settings and the users environmental settings The Configur...

Page 44: ...g moving the instrument from process to calibration tool The file contains everything except laser diode characterization data and calibration data The file can be saved restored from internal memory...

Page 45: ...t Config Alternative Alarms mA Output Restore Config Custom Status Relay Setup Delete Config Operating Default Set Up Filtering Measurements Unit Select Service X Interference Clipping User Settings S...

Page 46: ...ions are to be made before attempting to restore other calibrations Note This feature saves and restores the instrument calibration as well as the calibration configuration By restoring it will revert...

Page 47: ...can save all of the following options to internal memory located on the Main PCB The custom option can only be saved to a suitable microSD card To save the current calibration configuration perform t...

Page 48: ...ttings Level 1 Level 2 Menu Calibrate Calibrate Settings Data Log Calibrate Alarms Validate Status View History Set Up Export History Measurements Clear History Service Save Current Config Restore Con...

Page 49: ...setting menu Figure 3 12 Save load Analyzer non sensor configuration menu Note This file can be saved restored only to from MicroSD card by Supervisor level user Note It is advisable to leave a backup...

Page 50: ...e package contains Alarm history Calibration history Data log if enabled Firmware version information A snapshot of measurement data values at time of export Origin file information on analyzer the lo...

Page 51: ...Config Delete Config Save Support Package Save Support Package Filename Media Package3 Information Manual YY MM DD HH MM Select Save Support Package Save Support Package Save Support Package Save Sup...

Page 52: ...IPv4 or IPv6 address must be set to a unique value in the network Menu Set Up User Settings Network Settings Calibrate Manage Analyser Network Settings DHCP Dynamic Static Data Log mA Input Password...

Page 53: ...to ensure consistency with your own system time Menu Set Up User Settings Clock Calibrate Manage Analyser Network Settings Time Data Log mA Input Password Alarms mA Output Clock 00 00 Status Relay Se...

Page 54: ...Up Filtering Display Setup DD MM YY Measurements Unit Select Backlight Service X Interference Brightness Clipping Save Current Config cm User Settings Restore Config m Delete Config inches Save Suppo...

Page 55: ...n up to 5 measurements although only 2 may be displayed on screen at any one time Menu Set Up User Settings Display Setup Calibrate Manage Analyser Network Settings Upper Block Data Log mA Input Passw...

Page 56: ...e 4 5 Screen backlight time menu Hint You can set the backlight duration from 0 to 999 seconds If you want to leave the backlight permanently ON set the backlight duration to 0 seconds Menu Set Up Use...

Page 57: ...page provides key data for the analyzer Instrument and transducer serial no Transducer UID unique identification Control unit software Display adaptor software Analog output software Menu Set Up User...

Page 58: ...nable or disable the selected mA input Figure 4 8 Enable or disable mA input Once the mA input has been enabled it will need to be configured The mA input parameters that must be set up are illustrate...

Page 59: ...ress Fault Reset Threshold 100 Current 1 low set 4 000 mA edit Temperature Out of Range State select option Filter Time 0 000 sec edit time Underrange 0 000 mA edit value Overrange 0 000 mA edit value...

Page 60: ...ng minimum measurement at Current 1 low set for the connected mA Input device Measurement 2 high Corresponding maximum measurement at Current 2 high set for the connected mA Input device Under range A...

Page 61: ...lowing sequential menu table Figure 4 10 Physical setup sequential menu Menu Manage Analyser Calibrate Level 3 Level 4 Level 5 Level 6 Level 7 Level 8 Level 9 Data log Alarms Status Set up Measurement...

Page 62: ...surement gas pressure and the internal enclosure pressure Note The internal transmitter pressure sensor is factory calibrated The offset is stored in the calibration certificate provided with the anal...

Page 63: ...ent gas temperature and the internal enclosure temperature Hint Under normal operating conditions the enclosure internal temperature is approximately 15 to 20 C above ambient Note The internal tempera...

Page 64: ...the measurement The analyzer allows you to specify two separate range configurations for the mA outputs range 1 and range 2 The mA output can be selected as 0 20 mA 0 mA represents the lowest sample m...

Page 65: ...n Range mA Output Range 1 Low Level 0 000 edit value Range 1 High Level 0 000 edit value Range 2 Low Level 0 000 edit value Range 2 High Level 0 000 edit value 4 000 mA edit value During Calibration s...

Page 66: ...ange 2 Note When more than one range is used range 2 needs to be set to the higher range Once the mA Output channel and range has been selected the final configuration parameters will need to be set M...

Page 67: ...output freezes at its last output level as soon as the calibration screen is displayed The output only updates to reflect subsequent measurements when you exit the calibration screen Follow the mA ou...

Page 68: ...put When the mA output has been correctly calibrated press the soft key the mA output service screen will then be displayed again Menu Service mAOutput mAOutput 1 1 XXX mAOutput 1 1 XXX Calibrate mA O...

Page 69: ...es and levels 25 alarms are available to be allocated for the gas measurements or transmission You can configure each alarm to operate in one of three modes Alarm mode Operation None An alarm is raise...

Page 70: ...of the analyzer flashes on and off If the alarm is assigned to a relay the appropriate alarm relay is triggered Configure the measurement alarms Figure 4 16 Select alarm menu Figure 4 17 Assign alarm...

Page 71: ...tivated until the alarm is manually unlatched Non Latching Once an alarm is raised it remains activated only until a subsequent good sample measurement is made i e one that would not trigger an alarm...

Page 72: ...ms are unlatched Hysteresis levels The hysteresis level associated with a measurement alarm determines when an activated condition is deactivated This depends on the alarm mode Alarms Alarm 1 2 Trans...

Page 73: ...a sample measurement is 18 and the alarm is not deactivated until a sample measurement is 19 Figure 4 20 Set alarm level and hysteresis menu Hint Make sure that the measurement alarm and hysteresis le...

Page 74: ...nalyzer switch on The current alarm history log will be exported to the selected log media Clear history will clear the current alarm history log stored in the selected media Note You will be asked to...

Page 75: ...relays 1 2 or 3 Menu Set Up Relay Setup Relay Setup Relay 1 Event 1 Calibrate Manage Analyser Relay Relay 1 Event 1 None Data Log mA Input System Fault Alarms mA Output 1 None System Maint Status Rela...

Page 76: ...surement 1 Fault specific to measurement 1 1 TU 1 S I P Measurement 1 Service in progress specific to measurement 1 1 TU 1 O o S Measurement 1 Measurement 1 out of specification Note There are up to 4...

Page 77: ...int Status Relay Setup System S I P Set Up Filtering System O o S Measurements Unit Select 1 XXX Fault Service X Interference 1 XXX Maint Clipping 1 XXX S I P User Settings Relay Setup 1 XXX O o S Rel...

Page 78: ...yzer fails or the relay cable is disconnected a fault is raised because this is electrically the same as if Relay 1 is de energized This is a fail safe situation In some applications it is preferable...

Page 79: ...llion volume mg m3 mg m 3 milligrams per cubic meter mol mol mols per mol or moles per mole LEL volume of the Lower Explosive Limit Note mg m3 may differ from definition of mg Nm3 milligrams per Norma...

Page 80: ...re A list of conversion factors is listed in Section 0 Menu Set Up Unit Select 1 XXX Unit Select Units Calibrate Manage Analyser 1 Measurement 1 Units Off Data Log mA Input 2 Measurement 2 ppt Alarms...

Page 81: ...hen enabled clipping is applied to all instances of a measurement including displayed values mA output values and values accessible through digital communications To set up clipping Figure 4 29 Set up...

Page 82: ...lipping override level is exceeded Clipping Status Hysteresis The user is able to enter a hysteresis value in measurement units This value is applied to the clipping level such that the measurement mu...

Page 83: ...dust loads are either very high or very low can cause zero detection not enough laser energy or saturation too much laser energy when dust levels revert to normal Review the application and dust load...

Page 84: ...l 2 Level 3 Level 4 Level 5 Menu Set Up Manage Analyser Manage Current Config Phase Gain Settings Calibrate Manage Analyser Manage Current Config Service Mode Alignment LEDs Data Log mA Input Save Cur...

Page 85: ...y result in unacceptably high raw gas signal Figure 4 33 Raw signal graph example When the gain adjustment and laser alignment have been optimized no further gain adjustments should be required ABurst...

Page 86: ...nd 300 If peak to peak signal amplitude exceed 40 000 80 000 at optimal detector signal voltage one should avoid performing Adjust Burst Phase Cal as hot CO absorption lines appear around Aburst can d...

Page 87: ...e separately available Service Manual 07931002B Figure 5 1 Status sequential menu View history The View history page enables the current log to be scrolled through to see each event in the history Eac...

Page 88: ...measurements for any mA input devices and transmission level Note Parameters cannot be changed only viewed mA input Provides information on mA input devices Measurement and units Calibrated current Fi...

Page 89: ...nd if present pressure and temperature as obtained from mA input Note Please note these values should be discarded if mA inputs are not enabled Note It is recommended that this file is saved over a pe...

Page 90: ...ations It contains information about all the derived quantities that contribute to the gas measurement line width amplitude gas reference signal etc as well as the full spectra and all analyzer commun...

Page 91: ...ped View log The view log page enables the current log to be scrolled through so each data point can be viewed Clear log Clear log will clear the current log stored in the selected media You will be a...

Page 92: ...a negligible risk of pollution of the electronic circuits due to moisture liquids dirt dust or other contamination Before you refit the covers make sure that the sealing gaskets are clean dry and unda...

Page 93: ...ored on 2Gb SD Card is 775507 records taking approximately 30 minutes to export Note MicroSD Card speeds do vary and can have a significant effect on export timings Note Unformatted Micro SD cards are...

Page 94: ...tory will show C29I00 SATURATION and C35I00 STOPPED In order to avoid stop this error appearing commissioning the analyzer should commence with lower DC1 or DC2 gains and then consequently increase to...

Page 95: ...ill return an X on the display E flag and status history will show C29I00 SATURATION and C35I00 STOPPED Reduce DC1 and DC2 gains or check that actual concentration does not exceed specified range 5 5...

Page 96: ...on 6 8 9 Restore configuration settings 6 9 Table 6 1 Calibration check list The analyzer is factory calibrated using a certified gas mixture and is supplied with a calibration test report Servomex re...

Page 97: ...be taken to avoid disturbing and potentially misaligning the balljoint flange Note The calibration cell is supplied with a TU RU connection cable fitted with terminal connectors Therefore when the TU...

Page 98: ...cloth moistened with water to wipe clean the outside of the enclosure Optical glass window must be cleaned only if necessary with isopropanol only Electrically connect the transmitter and receiver us...

Page 99: ...ensor is located far away from the cell switch off the gas flow before calibration wait for 1 minute for the readings to stabilize and then perform calibration In this case the gas pressure is equal t...

Page 100: ...f 4 11 Calibration cell path length to be entered 250mm 500mm 750mm or 1000mm Menu Manage Analyser Calibrate Level 3 Level 4 Level 5 Level 6 Level 7 Level 8 Level 9 Data log Alarms Status Set up Measu...

Page 101: ...ms mA Output Restore Config Custom Status Relay Setup Delete Config Operating Default Set Up Filtering Measurements Unit Select Service X Interference Clipping User Settings Menu Calibrate Settings Ca...

Page 102: ...type Uses raw transducer measurement prior to any X interference compensation or measurement filtering X interference cal measurement type Uses the X interference compensated measurement prior to any...

Page 103: ...the system to reach a stable reading measurement stability must be assured before requesting calibration Check that the reading agrees with the concentration of certified gas within specified toleranc...

Page 104: ...at least 15 minutes to 30 minutes longer for adsorbing gases such as NH3 at flows between 500 ml min to 1000 ml min The customer needs to enter their precise cal bottle concentration in pp or other un...

Page 105: ...his file can be saved and restored by Supervisor level users Calibrate Save Current Config Settings Select Calibrate Alternative Validate Custom select View History Operating default Export History Cl...

Page 106: ...cy between the two measurements has been implemented to calibrate the analyzer The second measurement unavailable at low temperature cannot be selected Instead it will become calibrated once calibrati...

Page 107: ...n and the process measurement is restored In line validation is a manual process that is initiated by the operator on the user interface The UI then transitions through a sequence of steps to perform...

Page 108: ...ons will be reasonably stable during this procedure Note Filters must be turned off before validation Ref section 4 7 Note Check the validation gas type and concentration Stability Measurement At vari...

Page 109: ...ce of steps through the validation process There are two columns of screen displays in the table The column on the left shows the sequence that is followed if each step in the procedure was successful...

Page 110: ...to fail and it will be again reported once the procedure has finished or has been terminated The Service In Progress flag is raised while in line validation is in progress in order to indicate to the...

Page 111: ...ill raise the Service In Progress flag If the system is in warming mode then a message will be displayed saying that validation cannot continue 5 Enter the pressure in the validation cell In this exam...

Page 112: ...h a 21 O2 validation test gas bottle would correspond to successful validation if the reported validation readings would be between 20 O2 and 22 O2 11 Enter the length of the validation cell Standard...

Page 113: ...me is 30 sec A flush time of 2 min should be sufficient for most applications 16 Enter a timeout value The analyzer will use this timeout when waiting for the measurement to achieve stability In the e...

Page 114: ...will be told that validation cannot continue The normal process parameters will then be restored and the validation process will exit 21 22 This message saying Validation Completed is displayed at the...

Page 115: ...n of the baseline is now complete Analyzer parameters have been updated The analyzer will now wait for zero gas to flush through the validation cell The displayed concentration should drop to zero dur...

Page 116: ...the validation has passed or failed A pass means that the calculated span concentration was within the permitted range 32 The operator is now instructed to purge the validation cell with zero gas Note...

Page 117: ...entered in step 15 34 The process parameters will now be restored to the normal process measurement parameter set 35 Baseline subtraction is now turned off 36 The analyzer waits for a period equal to...

Page 118: ...be viewed as follows Step No Display Description 1 Select Calibrate from the top level menu 2 Select View History 3 You can then see all of the recorded results for both calibration and validation Us...

Page 119: ...configured to do so and which includes a suitable HMI plus all necessary pipework and valves Note that a separate document has been produced by Servomex which provides guidelines and assistance for a...

Page 120: ...urements Fault indicators The state of the auto val process The auto val pass fail result Note that although there is a two way flow of data over Modbus TCP between the Laser 3 Plus and the HMI the La...

Page 121: ...idation test result 50002 50082 R 0 test result not available 1 test in progress 2 test failed 3 test passed Auto validation state 50003 50083 R 0 auto validation is not running 1 auto validation is r...

Page 122: ...thin the stability criteria for this length of time before taking a zero or span measurement Unit sec Set Flush Time 50027 50107 R W Allow the zero or span gas to flush through for this length of time...

Page 123: ...er 3 Plus during auto validation Final zero threshold 50075 50155 The cell concentration measurement must be below this level after the final zero flush If it is not then a Maintenance Required fault...

Page 124: ...dresses every few seconds during auto validation so that it knows when to turn the gases on and off It is only necessary to read the registers for the measurement being validated Reading back a 0 mean...

Page 125: ...07931001B revision 6 Servomex Group Limited 2020 111 Auto Validation Process Flow The diagram below shows the process flow through the complete auto validation sequence...

Page 126: ...n commanded If the address returns 0 then the correct passcode has not been received and auto val will not be allowed to start The registers are Auto Validation Pass Code Correct password received Ref...

Page 127: ...s stable Refer to section 6 13 8 5 for an explanation of how measurement stability is calculated When setting this parameter it should be set as low as possible to ensure an accurate validation measur...

Page 128: ...gister address Things to note 1 Auto Validation will not start if the analyzer is currently warming or in fault The HMI can monitor these on Modbus 2 Out of spec E faults are suppressed during auto va...

Page 129: ...DC count So for example a concentration standard deviation threshold value of 5 0 a transmission standard deviation threshold value of 15 0 and a stability time of 60 means that the standard deviation...

Page 130: ...and then subtracts it from all future spectra until you turn off baseline subtraction If the measurement does not drift and is not noisy then this should result in a concentration of 0 However in rea...

Page 131: ...or span gas to be turned on the Laser 3 Plus will proceed to the next step which is span gas flush The Laser 3 Plus will now wait for the span gas to flush through the validation cell The process is e...

Page 132: ...t based on the parameters that have been set by the user The table below shows the data used in the test result calculation and the calculation steps that give the validation test result Data used in...

Page 133: ...s been completed The Laser 3 Plus now again waits for the measurement to stabilize The process is exactly the same as described previously There is no involvement from the HMI in this step and the Las...

Page 134: ...takes several minutes for the measurement to return to normal as it is heavily filtered and it takes time for a change in concentration to make its way through the filters So the analyzer will wait fo...

Page 135: ...e logged when the analyzer is next powered on It can be seen in the status log as shown below This is a safety feature that is similar to the check at the end of auto val that the cell has been purged...

Page 136: ...ed wrench 1 M4 internal screen nuts 30 mm open ended wrench 1 Ball joint locking nut on adjustable alignment flange 5 mm Allen key 1 M6 instrument quick connect locking bolts 3 mm Allen key 1 Lid and...

Page 137: ...before operation of the instrument The transmitter unit is also shipped with a small bag of silica gel inside the enclosure unit Ensure that this bag of gel is removed before operating the instrument...

Page 138: ...decide where to place the Laser 3 Plus in the process we recommend a minimum of 5 stack diameters of straight duct before and 2 stack diameters of straight duct after the measurement point Recommende...

Page 139: ...tions operating above the maximum process pressures the Pressure Equipment Directive PED applies and an appropriate isolation flange must be fitted Install and use the isolation flanges in accordance...

Page 140: ...flange dimensions dimensions in mm inches Overall diameter D Hole pitch circle diameter PCD Hole diameter H equi spaced Hole diameter A Flange designation 115 0 4 528 85 0 3 346 14 0 0 551 25 0 0 984...

Page 141: ...90 3 3 555 ANSI 3 150 228 60 9 190 50 7 5 19 1 0 752 116 4 566 ANSI 4 150 The transmitter and or receiver instrument flanges are provided with an alignment mechanism that allows limited manual adjust...

Page 142: ...r units including the mounting flanges and unsupported cables Install the Laser 3 Plus on a structure that is capable of supporting the weight of the transmitter unit TU and receiver unit RU If the st...

Page 143: ...late 5 Process wall Transmitter Unit 2 0 kg 4 4 lb Flange 3 5 kg 7 7 lb Unsupported cable weight 3 5 kg 7 7 lb Total 9 0 kg 19 8 lb If the process wall is not strong enough to support the TU or RU Ser...

Page 144: ...eiver Unit 1 6 kg 3 5 lb Flange 2 5 kg 5 5 lb Unsupported cable weight 2 0 kg 4 4 lb Total 6 1 kg 13 4 lb As the TU weighs considerably more than the RU support for the RU is less of an issue However...

Page 145: ...y see 7 6 Align the TU alignment assembly see 7 3 2 Install the RU s alignment assembly on to the process flange if available see 7 3 1 Align the RU alignment assembly see 7 3 2 Install TU and RU elec...

Page 146: ...missioning Lubricate flange mounting threads with supplied anti seize paste before you install the Laser 3 Plus The optical windows in the receiver and transmitter units are installed in the factory D...

Page 147: ...engths are correct Check the cables are stripped correctly Unpack and check the components Check the tools list Mount the PSU or check the availability of a local 24 V supply Table 7 2 Pre installatio...

Page 148: ...r 3 Plus is switched off Note The mounting alignment assemblies are adjustable the receiver alignment purging flange may be fixed for shorter path lengths Bolt the transmitter and receiver instrument...

Page 149: ...or if the process contains potentially hazardous gases Only use the light source supplied by Servomex with the alignment tool Make sure that there are no dangers from the release of potentially hazar...

Page 150: ...he assembly in position This is easiest to do with two hex keys one to loosen and the other to tighten Note All adjusting screws have a right hand M6 thread and give an angular resolution of 1 8 per s...

Page 151: ...n eye piece with integrated scope is available with an optical magnification factor of 4X and crosshair target The alignment tool is NOT Ex certified It CANNOT be used where a FLAMMABLE atmosphere is...

Page 152: ...Make sure that there is enough space at the base and sides of the enclosure to open the covers and to route cables and pipework without tight bends Note Although the following diagrams show the TU use...

Page 153: ...n 6 Servomex Group Limited 2020 139 Rotate the enclosure until it stops at the end of the keyhole slots Figure 7 12 Rotate the enclosure Tighten the 3x M6 screws to secure the flange Figure 7 13 Tight...

Page 154: ...lyzer This must also incorporate a suitable fuse or over current protection device set to or rated at no more than 3 A To comply with the relevant safety requirements this power disconnection device m...

Page 155: ...twisting as specified in the relevant safety standard applicable to the installation Be UL or CSA approved if you are installing the Laser 3 Plus in the USA or Canada Blanking plugs must also be UL o...

Page 156: ...vision 6 Strip all cables to the dimensions shown in Figure 7 14 Cable strip lengths below Figure 7 14 Cable strip lengths Use one M20 x 1 5 mm cable gland in the receiver unit Figure 7 15 Receiver un...

Page 157: ...le or solid conductors up to 10mm2 7 AWG up to a maximum length of 2m 6 6 75 Power cable connections You can connect the Laser 3 Plus to a 24 VDC supply on site voltage range of 18 to 30 VDC Make sure...

Page 158: ...sure that the power supply for the Laser 3 Plus meets the immunity and emission requirements of the environment in which it is being operated is not a DC supply network that powers other equipment wit...

Page 159: ...tion and location of electrical terminals To open the transmitter unit loosen the 4x M4 captive screws on the front panel A in Figure 7 17 The front panel hinges open B in Figure 7 17 to show the elec...

Page 160: ...entry glands Terminal Signal 1 18 to 30 V DC nominally 24 V DC 2 0 V 3 Relay N O 4 Relay COM 5 Relay N C 6 mA Output 7 mA Output Screw terminal torque 0 2 0 25 Nm All unused screw terminals must be ti...

Page 161: ...ransmitter to receiver connector Terminal Signal 1 TU RU comms A Twisted Pair 1 2 TU RU comms B Twisted Pair 1 3 12 V DC Twisted Pair 2 4 0 V Twisted Pair 2 5 Signal 1 Measurement Twisted Pair 3 6 Sig...

Page 162: ...ecification Cable type Screened Number of cores 8 Configuration of cores Twisted pairs Rating current voltage 300 VRMS Characteristic impedance 100 Rating temperature 20 to 75 C 4 to 167 F Cable condu...

Page 163: ...ge Green Rx 3 7 Brown White Brown White 8 Brown Brown A 4 way Weidmuller plug is used hence a modified Ethernet cable is required to connect to the instrument The table below shows the two standards o...

Page 164: ...2 9 Relay 2 COM 4 mA Input 2 10 Relay 2 N C 5 Relay 1 N O 11 mA Output 6 Relay 1 COM 12 mA Output Screw terminal torque 0 2 0 25 Nm All unused screw clamps must be tightened Ensure connector latches c...

Page 165: ...y and clean Specific gas selected is application dependent Hint For Fixed pipe installations a typical flow rate is between 20 and 30l min 1 For all other configurations set an initial purge flow in t...

Page 166: ...Window purge OUT standard 2 Window purge OUT option for isolation flange only cap if not required 3 Window purge IN Max flow of 10 lmin 1 4 Purge 3 Purge gas exit DO NOT BLANK 5 Purge 2 Enclosure gas...

Page 167: ...dent Description 1 Window purge OUT standard 2 Window purge OUT option for isolation flange only cap if not required 3 Window purge IN Max flow of 10 lmin 1 4 Purge 3 Purge gas exit DO NOT BLANK 5 Pur...

Page 168: ...rge gas to avoid backflow If the purge delivery system cannot be flow limited the performance of the analyzer may be degraded and the equipment may be physically damaged For applications where purging...

Page 169: ...ector latches are secure and engaged fully All wiring terminations are secure and tight All screws in unused terminals are secure and tight Cable glands are secured and made weather tight Cables are d...

Page 170: ...nment 7 3 2 Alignment of the TU Laser gain adjustment process 7 7 2 Receiver unit alignment 7 7 2 Table 7 4 Alignment check list Before the Analyzer can be used it must be set up and the laser adjuste...

Page 171: ...ltage achieved is between 1 2V and 1 5V Step 5 When all adjustments are complete gradually tighten all adjusting M6 screws A B C and D and nuts then replace covers Figure 7 25 taking care not to chang...

Page 172: ...158 Servomex Group Limited 2020 07931001B revision 6 Figure 7 25 Installation ball joint adjustment screws...

Page 173: ...07931001B revision 6 Servomex Group Limited 2020 159 Figure 7 26 Installation Large O ring adjustment screws Figure 7 27 Installation Large O ring initial setting 5 m M 1 0 s...

Page 174: ...of the RU adjustable flange see Figure 7 27 Step 3 To align using the LEDs watch the receiver alignment LEDs on the receiver unit as you tighten in turn each of the 4 M16 adjusting screws Note The LE...

Page 175: ...DC voltage level does not exceed 2 7 volts To check the DC voltage level refer to 4 11 1 Note The receiver alignment LEDs can only be used when the receiver is fitted with an adjustable mount not a fi...

Page 176: ...tings Error Reference source not found Configure the network settings 4 1 1 Configure the time and date to your region 4 1 2 Configure the regional settings 4 1 3 Table 7 5 Software configuration chec...

Page 177: ...mA Output mA Output Data Log mA Input Calibrate 2 Alarms Relay Override 1 1 Status Set Up Measurements Service adjust mAOutput 1 1 XXX mAOutput 1 1 XXX Calibrate Calibrate mA 20 000 mA adjust select...

Page 178: ...og mA Input 2 Disabled Alarms Relay Override 1 temperature 1 temperature select Status Set Up Measurements Service mAInput 1 mAInput 1 Setpoint 1 Setpoint 1 2 000 mA 2 000 mA edit value mAInput 1 Setp...

Page 179: ...ed Deenergised Status Set Up Measurements Service Relay Override Relay Override Override Override Yes No No select select Menu Set Up Manage Analyser Manage Current Config Service Mode Calibrate Manag...

Page 180: ...intended sample gas measurements may not be accurate or the instrument may be damaged The Laser 3 Plus may be attached to equipment that is hot Always wear the appropriate PPE to minimize the risk of...

Page 181: ...e fitted with any consumables You only need to carry out simple maintenance procedures every 3 to 4 months Carry out the following regular checks to ensure continuous and safe operation of the analyze...

Page 182: ...ical surfaces of the Laser 3 Plus Test the alignment purging flanges for leaks at regular intervals as required for the specific process and installation conditions Inspect the pressure of the flange...

Page 183: ...2015 EN 60079 31 2014 IECEx IEC 60079 0 2011 Edition 6 IEC 60079 7 2015 Edition 5 IEC 60079 11 2011 Edition 6 IEC 60079 28 2015 Edition 2 IEC 60079 31 2013 Edition 2 Europe and IECEx ATEX II 3 2 G II...

Page 184: ...er ATEX Baseefa16ATEX0124X Certification number IECEx IECEx BAS 16 0094X North America SGS Non incendive USA and Canada Class I Div 2 Groups A B C D T4 Class II Div 2 Groups F G T4 Class III Div 1 T4...

Page 185: ...07931001B revision 6 Servomex Group Limited 2020 171 9 2 Label Information Figure 9 1 ATEX IECEx labels Figure 9 2 SGS North American labels Figure 9 3 Rating label...

Page 186: ...ty power supply that also supplies residential environments 9 4 Electrical Safety The Laser 3 Plus has been assessed to IEC61010 1 for electrical safety including any additional requirements for US an...

Page 187: ...rough East Sussex TN6 3FB England 44 0 1892 652181 Fax 44 0 1892 662253 www servomex com All Laser 3 Plus returned to Servomex or one of its appointed agents for servicing disposal or any other purpos...

Page 188: ...ay option board connector 150 7 way main connector 146 8 way transmitter receiver unit connector 147 Ethernet connector 149 flange assembly 13 functional earth ground 143 204 General warnings and caut...

Page 189: ...ty 1 certification 2 189 certification warnings hazardous area installations 2 189 hazardous area variants 3 191 general warnings 1 laser safety 2 markings 4 label locations 4 Set time and date 39 Set...

Page 190: ...se the units conversion factor applicable gas es ppm 10000 any ppm 0 0001 any ppm vpm 1 any ppm mg m3 1 4277 O2 0 750 NH3 1 2492 CO 1 9631 CO2 mg m3 14277 O2 7500 NH3 12492 CO 19631 CO2 ppm LEL 0 0008...

Page 191: ...g function codes will be supported Function Description Usage 01 Read coils Read calibration status pump state etc 02 Read discrete inputs Read faults and alarm states 03 Read holding registers Read s...

Page 192: ...s attempting to perform the requested action Addressing Addresses in Modbus ADU application data unit run from 1 N whereas addresses in the Modbus PDU protocol data unit run from 0 N This appendix giv...

Page 193: ...s 10 19 Transmitter Firmware Yes 3061 3 0 9 Receiver Firmware Yes 10 19 Bootloader Firmware Yes 3981 49 0 NumberOfInternalTransducers Yes 1 Reserved Yes 2 NumberOfTransducers Yes 3 NumberOfMeasurement...

Page 194: ...Yes Yes Yes 7 Decimal format Yes Yes Yes 8 Backlight Time Yes Yes Yes 9 clock Hrs Yes Yes Yes 10 clock Mins Yes Yes Yes 11 clock Seconds Yes Yes Yes 12 date Year Yes Yes Yes 13 date Month Yes Yes Yes...

Page 195: ...ervice in Progress No Yes Yes 0 Not in Service Mode 1 Service Mode Instrument MUST be set to Service in Progress before any calibration or override actions are performed Measurements Supports Function...

Page 196: ...Point n Delta Yes No No 12 CalRefGain Yes No No 14 ZeroSigCalRef Yes No No 16 Last Cal point n Time Yes No No 17 Last Cal point n Date Yes No No 19 Cal point passed failed Yes No No AVFinishing 0 Not...

Page 197: ...calibration val denied Yes 7001 2 Tx 4n 1 0 Clipping Active Yes 1 Remote service in progress Yes 2 Transducer calibration mode Yes 3 Reserved Yes 4 Incorrect transducer type Yes TU Settings Supports F...

Page 198: ...p High Level Yes Yes Yes 12 Clip High Override Enable Yes Yes Yes 13 Clip High Override Level Yes Yes Yes 15 Clip High Hysteresis Enable Yes Yes Yes 16 Clip High Hysteresis Level Yes Yes Yes TU Contro...

Page 199: ...state Yes 5 Set Stability Time Yes 6 Set Flush Time Yes 7 Set Timeout Yes 50041 2 0 set validation pressure Yes Yes 2 set validation temperature Yes Yes 4 set validation gas concentration Yes Yes 6 se...

Page 200: ...x Group Limited 2020 07931001B revision 6 10 span measurement scaled to cell length Yes 12 span measurement scaled to process path length Yes 14 Final zero threshold Yes Yes 16 Auto Validation Pass Co...

Page 201: ...mission ou d utiliser la Laser 3 Plus lisez attentivement ce manuel Do not attempt to install commission maintain or use the Laser 3 Plus unless you are trained and competent Ne pas essayer d installe...

Page 202: ...ull operating pressure to prevent exposure of personnel and the environment to the hazardous gases Les gaz inclus dans le processus de surveillance peut tre toxique asphyxiant ou inflammable Avant d u...

Page 203: ...deux un indicateur laser ON Il est ON lorsque l metteur met un rayonnement laser partir de la fen tre optique CLASS 3R LASER PRODUCT LASER RADIATION Changes to settings or performance of procedures o...

Page 204: ...tution de composants suivants peut alt rer l ad quation Division 2 Am rique du Nord uniquement K1 Relais de Analyseur de Conseil Principal Sealed Device K1 Relais de l Option Board Sealed Device K2 Re...

Page 205: ...into account during installation by using an SELV power source with a prospective short circuit current not exceeding 40A L quipement est incapable de passer le test de r sistance di lectrique prescr...

Page 206: ...l AC amplifier gain requires adjustment in this case See section 4 11 3 Une concentration excessive de gaz sur toute la longueur du trajet utilis pourra entrainer un signal brut trop lev L amplificate...

Page 207: ...r est ferm et s curis sinon les mesures de protection CEM sera invalid e et que les r sultats enregistr s ne sont pas valables 6 Calibration 6 2 Removing the transmitter and receiver units from the pr...

Page 208: ...are potentially harmful ensure adequate ventilation is provided Les gaz d talonnage sont potentiellement nocifs veuillez ce que la pi ce soit correctement ventil e Purging gases are potentially harmfu...

Page 209: ...fore using the in line validation cell ensure all connections are leak free at operating pressure Avant d utiliser la cellule de validation en ligne assurez vous que toutes les connexions sont tanches...

Page 210: ...aux fins d installation sont conserv es Ils doivent tre install s dans le cas o l instrument est transport vers un autre endroit 7 1 3 Analyzer placement Make sure that you mount the Laser 3 Plus on...

Page 211: ...han 135 C 275 F make sure that you provide adequate thermal isolation to ensure that the maximum temperature reached by the process flange to which the Laser 3 Plus is fixed does not exceed 135 C 275...

Page 212: ...e et les c bles non pris en charge 7 2 Installation overview If using toxic asphyxiant or flammable sample or calibration gases always purge the enclosures with non hazardous gas during operation to r...

Page 213: ...s Le syst me d vacuation est appropri pour les gaz vous chantillonnage L installation ne cr e pas de risques de tr buchement EPI appropri est disponible pour l installation l entretien et le d classem...

Page 214: ...la salet ject e et des niveaux lev s de rayonnement infrarouge qui peuvent tre pr sents Make sure that the exposed metal parts of the process are at the same potential as that of its surroundings If...

Page 215: ...salet et d un haut niveau de radiation 7 3 3 Fitting the transmitter and receiver on the flange Inspect all joints when you have connected the Laser 3 Plus to the process Inspectez tous les joints lo...

Page 216: ...devez vous assurer que les glandes appropri s sont install s aux entr es de c ble et que vous ne compromettent pas l tanch it de l enceinte The Laser 3 Plus does not incorporate an integral on off sw...

Page 217: ...t dust or other contamination Before you refit the covers make sure that the sealing gaskets are clean dry and undamaged Replace and secure all covers as soon as possible after you complete your task...

Page 218: ...Servomex ou votre agent Servomex local imm diatement Make sure that the DC power for the Laser 3 Plus is not derived directly from an ac supply that is rated at more than 300 Vac Assurez vous que l al...

Page 219: ...viter l exposition des gaz toxiques d gag es par le processus 7 6 2 Enclosure environmental measurement Instrument purge Make sure that you vent purge gases carefully to avoid creating a hazard Assur...

Page 220: ...le risque de br lures Turn off the power to the Laser 3 Plus before you attempt to remove the transmitter and receiver units from the process remove the receiver unit enclosure cover or any other main...

Page 221: ...if there is a risk to personnel or the environment from exposure to the potentially hazardous gases contained in the process being monitored Ne pas d brancher les tuyaux des brides d alignement de pur...

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