Det-Tronics FlexSight LS2000 Instructions Manual Download

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6.3 95-8714

Instructions

FlexSight™ LS2000 Line-of-Sight

Infrared Hydrocarbon Gas Detector

Summary of Contents for FlexSight LS2000

Page 1: ...6 3 95 8714 Instructions FlexSight LS2000 Line of Sight Infrared Hydrocarbon Gas Detector ...

Page 2: ...g Procedure 20 STARTUP 24 ALIGNMENT 24 Overview 24 Equipment Required 24 Alignment Procedure 24 Aperture Kit for Short Range Applications 27 Recommendations for using the HART Field Communicator 27 Gain Level Check 28 Transmitter Lamp Voltage 28 CALIBRATION 29 Calibration Overview 29 Zero Calibration 29 Important Calibration Notes 29 Calibration Initiation 29 Calibration Sequence 29 MAINTENANCE 30...

Page 3: ... communication The system consists of two stainless steel modules a transmitter and a receiver along with mounting and alignment bracket The receiver provides the measurement signal outputs and is furnished with onboard status indication LEDs and an internal magnetic calibration switch The transmitter houses a high quality xenon flash lamp and status indication LEDs Both modules are powered from a...

Page 4: ...nd can manually convert the device to accurately read one of the three gases at any time For detection of gases other than the three selection settings methane propane and butane performance characteristics transfer curves are available Please contact the factory for details DETECTION RANGES The LS2000 is offered in two detection ranges in order to meet customer needs as listed below Short Range 5...

Page 5: ...000 5 250000 Propane 1 100 2 2 1 7 22000 1 22000 Propane 2 100 2 2 1 7 22000 2 44000 Propane 3 100 2 2 1 7 22000 3 66000 Propane 4 100 2 2 1 7 22000 4 88000 Propane 5 100 2 2 1 7 22000 5 110000 Butane 1 100 1 9 1 4 19000 1 19000 Butane 2 100 1 9 1 4 19000 2 38000 Butane 3 100 1 9 1 4 19000 3 57000 Butane 4 100 1 9 1 4 19000 4 76000 Butane 5 100 1 9 1 4 19000 5 95000 Table 1 LFL m to PPM m Conversi...

Page 6: ...ree wire shielded cable an optional communication link can be created between the two devices The communication link offers the following advantages 1 Single point system diagnostics The link offers the ability to view device variables of the receiver while connected to the transmitter or vice versa using a HART handheld or Modbus device These variables include signal strength status and configura...

Page 7: ...f Transmitter and Receiver Characteristic Transmitter Receiver Functional Description Contains a xenon flash lamp and generates optical energy to enable hydrocarbon detection Contains opto electronics signal processing output drivers and diagnostic electronics Electrical Connections Connections for power HART RS 485 Communication Link Connections for power 4 20 mA HART RS 485 relay contacts option...

Page 8: ...ult and calibration status are also indicated by this output The full scale output corresponding to 5 LFL meters is 20 mA HART and Modbus interfaces also have the ability to calibrate trim the 4 mA and 20 mA levels The LS2000 is equipped with output monitoring circuitry for the current loop and will indicate a fault when the output mA level does not match the output set point of the device This mo...

Page 9: ...r eliminate moisture buildup on the window thereby providing optimum detector performance Table 6 Typical LS2000 Window Temperature Rise Degrees C for Various Heater Settings and Ambient Temperatures LS2000 Window Temperature Rise C AMBIENT TEMPERATURE 55 C 40 C 0 C 25 C 30 Heater Setting Receiver 5 1 5 3 4 5 3 0 Transmitter 4 2 4 1 4 2 3 0 50 Heater Setting Receiver 7 2 6 8 7 0 5 0 Transmitter 5 ...

Page 10: ... 2 0 Advisory De energized Yellow Solid for 10 seconds followed by 8 Pulses Heater Fault 1 0 1 6 Advisory De energized Yellow Solid for 10 seconds followed by 3 Pulses Broken Link 1 0 1 8 Advisory De energized Yellow Solid for 10 seconds followed by 4 Pulses Failed Zero Calibration 1 0 2 4 Advisory De energized Yellow Solid for 10 seconds followed by 5 Pulses Calibrate Active at Startup 1 0 2 6 Ad...

Page 11: ...33V Check supply voltage and power wiring Heater Fault Heater is not working Fault will clear if heater is configured to be off If heater is required return to factory for repair Broken Link If communication link is being used communication has been lost between receiver and transmitter Annunciation of this status condition is configurable and is disabled by default Check field wiring and ensure t...

Page 12: ...his manual for more information If a transmitter fault occurs perform normal maintenance and ensure correct input voltage at the device If normal operation cannot be restored return the device to the factory SPECIFICATIONS OPERATING VOLTAGE Both Modules 24 Vdc nominal Operating range is 18 to 30 Vdc Ripple cannot exceed 0 5 volts P P POWER CONSUMPTION TRANSMITTER LAMP Xenon flashlamp field replace...

Page 13: ...d party performance approved to methane butane and propane DETECTION RANGE Short Range 5 60 meters Long Range 30 120 meters Note It may be necessary to add the aperture supplied to the transmitter when operating at the lower 10 15 meters of each range MISALIGNMENT TOLERANCE 0 8 degree minimum 56cm 40m 168cm 120m The LS2000 is third party verified to maintain specified accuracy within the entire 0 ...

Page 14: ...nst windblown dirt and rain See Mounting Instructions for brow installation procedure INGRESS PROTECTION NEMA Type 4X certified IP66 67 WIRING Field wiring screw terminals are UL CSA rated for up to 14 AWG shielded wire and are DIN VDE rated for 2 5 mm2 wire Screw terminal required torque range is 3 5 4 4 lb in 0 4 0 5 N m The receiver can be wired using 3 or 4 wires The transmitter requires two w...

Page 15: ...18 5 7 0 17 8 7 5 19 1 5 0 12 7 5 0 12 7 A2659 Figure 4 Mounted Dimensions of LS2000 Transmitter in Inches cm 5 0 12 7 5 0 12 7 14 3 36 3 10 8 27 5 8 1 20 6 7 9 20 1 7 0 17 9 A2660 Figure 5 Mounted Dimensions of LS2000 Receiver in Inches cm ...

Page 16: ...ntains no user serviceable internal components Service or repair should never be attempted by the user Device repair should be performed only by the manufacturer or trained service personnel LIABILITIES The manufacturer s warranty for this product is void and all liability for proper function of the system is irrevocably transferred to the owner or operator in the event that printed circuit boards...

Page 17: ...ions such as steam vents and plumes smoke stacks and chimneys walkways and personnel areas splash and sprayed water parking loading cranes vehicle related areas such as bus stops road junctions and vegetation such as trees shrubs grass etc Det Tronics Field Service Engineering group routinely provides jobsite application surveys and analysis for customers and their services are highly recommended ...

Page 18: ...green LED will turn OFF after a specified period of time The default is 60 seconds with a selectable range from 30 to 600 seconds Do NOT expect the LED to turn off immediately after changing the setting Also note that momentary closure of the magnetic switch fault clear and alarm clear will reset the OFF mode timer and the green LED will remain lit for the selected time delay period This option is...

Page 19: ... the possibility of warping exists When using a vertitcal post a square stock pole is recommended The post can be set into the ground or attached to a secure surface If a post is set into the ground the portion below grade should be set in concrete at least 1 meter deep IMPORTANT In all cases consider whether additional bracing or support is needed to ensure the structural integrity of the module ...

Page 20: ...F THE LS2000 DETECTOR A2666 IMMOVABLE STRUCTURE Figure 8 Example of Bracing Added to Vertical Mounting Poles for Increased Robustness of LS2000 Installation Figure 9 LS2000 Gas Detector Mounted to Vertical Post Figure 10 LS2000 Gas Detector Mounted to Flat Surface Refer to Dimensions in the Specifications section for mounting plate hole spacing dimensions ...

Page 21: ... system requirements are met NOTE If disconnection of power is required separate disconnect capability must be provided WIRING CABLE REQUIREMENTS Always use proper cabling type and diameter for input power as well as output signal wiring 14 18 AWG 2 5 1 0 mm2 shielded stranded copper wire is recommended Always install a properly sized master power fuse or breaker on the system power circuit NOTE T...

Page 22: ...e relay output AC voltage should not be switched directly using the LS2000 relays The use of an external relay is required if AC voltage must be switched by the LS2000 relays Note External relay is not covered by any Certifications In order to change alarm relay settings from the factory default settings it is recommended to use a HART Field Communicator Contact the factory for further assistance ...

Page 23: ...0 mA circuit and make the device susceptible to surge Figure 12 Terminal Strip Located Inside Wiring Compartment SPARE RS 485 B INTR B SHIELD SHIELD 0V COM 0V COM 8 7 6 5 4 3 2 INTR GND RS 485 A INTR A SHIELD SHIELD 24 VDC 24 VDC 17 16 15 14 13 12 18 A2646 HART Figure 13 Transmitter Wiring Terminal Identification mA CAL RS 485 B INTR B SHIELD SHIELD 0V COM 0V COM 0V COM 1 2 3 4 5 6 7 8 9 mA INTR G...

Page 24: ...M 0V COM 1 2 3 4 5 6 7 8 9 HART Figure 18 Receiver Wired for Non Isolated 4 20 mA Current Output Sourcing 24 VDC 24 VDC 4 to 20 MA B2651 TOTAL LOOP RESISTANCE 250 OHMS MINIMUM 600 OHMS MAXIMUM NOTE SHIELDED CABLE RECOMMENDED REQUIRED FOR ATEX mA INTR GND RS 485 A INTR A SHIELD SHIELD 24 VDC SPARE 24 VDC 11 12 13 14 15 16 17 18 19 mA CAL RS 485 B INTR B SHIELD SHIELD 0V COM 0V COM 0V COM 1 2 3 4 5 ...

Page 25: ...DED CABLE RECOMMENDED REQUIRED FOR ATEX CAUTION DO NOT CONNECT THE COMMUNICATION LINK INTR GND TERMINAL TO POWER SUPPLY COMMON OR ANY OTHER GROUND CONNECTION INTR GND RS 485 A INTR A SHIELD SHIELD 24 VDC 24 VDC 17 16 15 14 13 12 18 SPARE RS 485 B INTR B SHIELD SHIELD 0V COM 0V COM 8 7 6 5 4 3 2 HART TRANSMITTER RECEIVER 24 VDC 4 to 20 MA Figure 21 Typical System Wiring Including Optional Communica...

Page 26: ... and alignment bracket are properly tightened EQUIPMENT REQUIRED 1 Properly installed and powered LS2000 system transmitter and receiver Easy access to both modules is highly recommended 2 LS2000 Alignment Tool The alignment tool is recommended for use in commissioning all LS2000 systems The following instructions cover the use of the Alignment Tool 3 9 16 inch wrench 4 15 16 inch wrench 5 For ins...

Page 27: ...s so that tightening the four Horizontal Locking Bolts does not cause the Detector Mounting Assembly to bind as it is being pulled up 9 Tighten the four Horizontal Locking Bolts in an opposing alternating pattern Torque each bolt to 200 in lbs 22 6 N m maximum 10 Tighten the Horizontal Adjustment Bolts to 200 in lbs 22 6 N m maximum being careful to tighten each bolt evenly against each other to p...

Page 28: ...ng for the appropriate 4 20 mA output level or relay actuation The LS2000 test film packet consists of five separate test films Table 7 shows the response of the different LS2000 gas settings to each of the five test films for ISO and IEC calibration gas concentrations Products with A and B type approvals are factory calibrated to ISO gas concentrations Products with E approval are factory calibra...

Page 29: ...n to the HART 475 Communicator Connecting a HART 475 Communicator to the LS2000 may invalidate the Intrinsic Safety circuits of the HART 475 Communicator The HART communication device must include the LS2000 device descriptor DD software menu The use of HART communication devices without the proper DDs may establish generic mode HART communication but will not enable proper operation with LS2000 R...

Page 30: ...perly aligned and calibrated in clear weather See the Transmitter Lamp Voltage section for additional signal strength increase options as needed If using the Short range receiver it may be necessary to switch to the Long range version Contact the factory for further information or assistance In all cases a green LED and 4 mA output indicate that the unit will properly perform its safety function G...

Page 31: ...bration may be initiated by any of the following means The onboard magnetic calibration switch Digital communication via HART see HART appendix Modbus RTU or LON communication Remote calibration line Upon initiation the LS2000 automatically performs the zero calibration adjustment and then signals with a green LED when this operation is complete Calibration Using Magnetic Switch The LS2000 receive...

Page 32: ...uired by site conditions and local regulations For specific approval requirements regarding functional checks see appendices and the LS2000 safety manual Det Tronics provides two functional check options for the LS2000 The test film method provides a basic functional check as described in step 20 of the basic alignment procedure Alternatively the gas test cell method can be used for a more precise...

Page 33: ...is set and can only be reset with a successful calibration Negative Signal Output This fault is indicated when the signal output drops below 0 5 LFL m Normally detection capability is not compromised in this condition The device was probably zero calibrated with background gas present If the condition persists purge with clean air and repeat the zero calibration Ensure that the heaters are on and ...

Page 34: ...oved Receiver Using a 5 16 inch hex wrench loosen the locking set screw Turn the retainer ring by hand to loosen the module See Figure 29 3 Carefully remove the old module by extracting it straight out from the bulkhead 4 Ensure that the O ring is present undamaged and correctly seated in the groove This O ring is required to maintain the watertight integrity of the LS2000 housing 5 Line up the pi...

Page 35: ...ing apertures 9 Perform a zero calibration of the detector 10 Upon completion of zero calibration verify proper operation by performing an optical test film test and also a beam block test see steps 20 and 21 in the Basic Alignment Procedure section in this manual NOTE Replacement receiver modules are furnished from the factory with default configuration settings If the LS2000 system has had any c...

Page 36: ...mage incurred during shipment Return all equipment transportation prepaid to the factory in Minneapolis ORDERING INFORMATION When ordering please refer to the LS2000 Model Matrix ALIGNMENT EQUIPMENT Part Number Description 012287 002 LS20 0 0 Alignment Tool consists of a 32mm sighting device with 3 9x zoom magnifier that is factory assembled with precision holder and reflective mirror ACCESSORIES ...

Page 37: ...M Methane Receiver or Kit P Propane Receiver or Kit B Butane Receiver or Kit TYPE APPROVALS S SIL A FM CSA E ATEX IECEx B INMETRO Brazil TYPE CLASSIFICATION 1 Division and or Ex d e 2 Division and or Ex d TYPE CONFIGURATION S Transmitter Receiver Mounting Hardware T Transmitter Only R Receiver Only TM Spare Transmitter Electronics Module RM Spare Receiver Electronics Module The LS2000 is factory c...

Page 38: ...ss I Zone 1 AEx db IIC T4 IP66 67 Class I Zone 1 AEx db eb IIC T4 IP66 67 Tamb 50 C to 75 C Type 4X IP66 67 Conduit seal required within 18 inches 450mm of the enclosure Performance verified in accordance with FM 6325 ANSI ISA 12 13 04 for Methane Propane and Butane LS2000 hazardous location and performance testing was successfully completed down to 55 C However the FM approved rating is limited t...

Page 39: ...communications apparatus or software connected to this instrument The LS2000 may be used with FM Approved PointWatch Termination Box Model PIRTB Series Accessories with the following part numbers are approved for use with the LS2000 011773 001 Short Range Aperture Kit 012287 XXX LS2000 Alignment Tool 009246 003 High Range Gas Test Cell 012673 001 System Test Film set of 5 films 012312 001 Transmit...

Page 40: ...C Tamb 55 C to 75 C Class I Zone 1 Ex db eb IIC T4 IEC 60079 29 4 IP66 67 Tamb 50 C to 75 C Class I Zone 1 Ex db IIC T4 IEC 60079 29 4 IP66 67 Tamb 55 C to 75 C Type 4X IP66 67 Transmitter Class I Div 1 Groups B C D T4 Class I Div 2 Groups A B C D T3C Class II III Div 1 Groups E F G T4 Class II III Div 2 Groups E F G T3C Tamb 55 C to 75 C Class I Zone 1 Ex db eb IIC T4 IEC 60079 29 4 IP66 67 Tamb ...

Page 41: ...oftware connected to this instrument The LS2000 may be used with CSA Certified PointWatch Termination Box Model PIRTB Series Accessories with the following part numbers are approved for use with the LS2000 011773 001 Short Range Aperture Kit 012287 XXX LS2000 Alignment Tool 009246 003 High Range Gas Test Cell 012673 001 System Test Film set of 5 films 012312 001 Transmitter Brow 012300 001 Receive...

Page 42: ...ightened down with a torque of 0 4 0 5 Nm The metal housings of the Model LS2000 Gas Detector must be electrically connected to earth ground The Model LS2000 has an ambient temperature rating of 55 C to 75 C Only suitable certified Ex d or Ex e as applicable cable entries adapters and blanking elements are to be used including 1 2 inch NPT 3 4 inch NPT M20 and M25 sizes with IP66 67 rating Flamepr...

Page 43: ...GNMENT Misalignment will cause the manufacturer stated accuracy limits to increase but remain within the limits of EN 60079 29 4 Accessories with the following part numbers are approved for use with the LS2000 011773 001 Short Range Aperture Kit 012287 002 LS2000 Alignment Tool 009246 003 Gas Test Cell Methane ISO 009246 004 Gas Test Cell Methane IEC 009246 005 Gas Test Cell Propane ISO 009246 006...

Page 44: ... electronic signal for eventual end use In order to maintain an approved system the apparatus to which the detector is connected must also be approved This Approval does not include or imply Approval of the communications protocol or functions provided by the software of this instrument or the communications apparatus or software connected to this instrument ...

Page 45: ...elements are to be used including 1 2 inch NPT 3 4 inch NPT M20 and M25 sizes with IP66 67 rating The Model LS2000 assemblies are to be installed in places where there is a low risk of mechanical damage The field wiring terminal connections are certified for a single wire in size from 0 2 to 2 5 mm2 or two conductors with same cross section 0 2 to 0 75 mm2 The screws must be tightened down with a ...

Page 46: ... are approved for use with the LS2000 011773 001 Short Range Aperture Kit 012287 002 LS2000 Alignment Tool 009246 003 Gas Test Cell Methane ISO 009246 004 Gas Test Cell Methane IEC 009246 005 Gas Test Cell Propane ISO 009246 006 Gas Test Cell Propane IEC 009246 007 Gas Test Cell Butane ISO 009246 008 Gas Test Cell Butane IEC 012673 001 System Test Film set of 5 films 012312 001 Transmitter Brow 01...

Page 47: ...o Standard for Certification No 2 4 Location classes for LS2000 Shaded areas show Det Tronics approved location classes COLUMN 1 COLUMN 2 TYPE LOCATION WITHIN MAIN AREA MAIN AREAS ON BOARD Machinery spaces Control room Accommodation Bridge Pump room Holds Rooms with no heating Open Deck Temperature Inside cubicles desks etc with temperature rise of 5 C or more B B B D D All other locations A A A C...

Page 48: ...version 55 C Tamb 75 C for Ex db version RUSSIA KAZAKHSTAN VNIIFTRI CERTIFICATE OF CONFORMITY TO TP TC 012 2011 No TC RU C US BH02 B 00070 2ExdeIICT4 X T4 Tamb 50 C to 75 C IP66 OR 1ExdIICT4 X T4 Tamb 55 C to 75 C IP66 KAZAKHSTAN COMMITTEE FOR TECHNICAL REGULATIONS AND METROLOGY PAC CERTIFICATE No 12228 ...

Page 49: ...To review the device descriptions programmed into your HART Communicator 1 From the Main menu press to access Offline menu 2 From the Offline menu press New Configurations to access the list of device descriptions programmed into your HART Communicator The Manufacturer menu displays a list of each manufacturer with device descriptions currently installed in your Communicator s Memory Module The st...

Page 50: ...sword 2 Write Protect 3 Write Protect On OFF Write Protect Not Protected Protected Change Password Rx Heater Control 1 Heater mode xxxxxxx 2 Heater power 3 Heater turn on temp xxx 4 Heater cut off voltage xxxx Advisory Faults 1 Zero Calibration Fault ON OFF 2 Span Calibration Fault ON OFF 3 Beam Block ON OFF 4 Ref Sensor Saturated ON OFF 5 Active sensor Saturated ON OFF 6 Input voltage Low ON OFF ...

Page 51: ...line menu To select any of the menu options shown highlight the desired option using the up down arrow key and then press the right arrow key COMMONLY USED HART COMMANDS The most commonly used HART commands for the LS2000 are 1 Setting the real time clock 2 Setting alarm thresholds and latch nonlatch functions 3 Setting the analog fault code menu 4 Performing full system alignment 5 Performing zer...

Page 52: ... communications wiring between network extenders Be sure that selected cable meets all job specifications indoor outdoor and direct burial If necessary consult factory for further suggested cable types Table G 1 LON Maximum Cable Lengths IMPORTANT Det Tronics recommends the use of shielded cable required by ATEX to prevent external electromagnetic interference from affecting field devices IMPORTAN...

Page 53: ...D OPERATION Configuration of the EQP LS2000 is accomplished using Det Tronics Safety System Software S3 that is running on the EQP Operator Interface Station OIS The LS2000 should be configured as a Line Of Sight Gas Detector LS2000 ...

Page 54: ...utane The range for LS2000 high and low alarms is 0 5 3 0 LFL m The beam block delay time can be set from 60 3600 seconds Alarms can be set for latching or non latching operation The real time clock in the LS2000 receiver is automatically set by the LON network approximately once per hour ...

Page 55: ...A 4 20 mA analog current output is not available with EQP LS2000 RS 485 COMMUNICATION RS 485 Modbus RTU communication is available with EQP LS2000 CALIBRATION ROUTINE The calibration procedure for the EQP LS2000 zero calibration is identical to all other LS2000 versions Zero calibration can also be initiated by S3 NOTE For complete information regarding installation configuration or operation of t...

Page 56: ...Significant Bit See Figure G 1 The device s LON address is equal to the added value of all closed rocker switches All Open switches are ignored Example for node No 5 close rocker switches 1 and 3 binary values 1 4 for node No 25 close rocker switches 1 4 and 5 binary values 1 8 16 NOTE For convenience in setting LON address switches a Rocker Switch Table is included in the EQP System manual form 9...

Page 57: ...ion A controlled lab or shop setting is recommended for device programming The LS2000 detector contains semiconductor devices that are sensitive to electrostatic discharge ESD Damage caused by electrostatic discharge can be virtually eliminated if the equipment is handled only in a static safeguarded work area and protective measures against static electricity discharge are employed during the dis...

Page 58: ...ining ring 3 Carefully remove the electronics module by extracting it straight out from the bulkhead 4 Set the network address switches 5 Reinstall the electronics module by inserting it straight into the bulkhead and then screw in retaining ring NOTE Take care to properly align the module s electrical connector with the bulkhead connector before attempting to fully insert the module Failure to do...

Page 59: ...10 2 B 2 3 4 C 1 SHIELD 12 1 COM2 COM1 EQP2200UV 24 VDC 3 4 24 VDC 1 2 B 9 6 A 8 5 SHIELD 10 7 COM2 COM1 BUS BAR P3 AC LINE N H SINGLE SOLENOID DUAL SOLENOIDS EQP3700DCIO SHIELD 6 3 24 VDC 5 2 24 VDC 4 1 B 5 2 A 4 1 SHIELD 6 3 COM2 COM1 P1 P2 P3 P4 IN OUT B B COMMON C C SUPPLY A A CH 1 CH 5 IN OUT B B COMMON C C SUPPLY A A CH 2 CH 6 IN OUT B B COMMON C C SUPPLY A A CH 3 CH 7 IN OUT B B COMMON C C ...

Page 60: ... Corporate Office 6901 West 110th Street Minneapolis MN 55438 USA www det tronics com All trademarks are the property of their respective owners 2019 Detector Electronics Corporation All rights reserved Det Tronics manufacturing system is certified to ISO 9001 the world s most recognized quality management standard Phone 952 946 6491 Toll free 800 765 3473 Fax 952 829 8750 det tronics det tronics ...

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