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22.05.2013 

 
 
 
 
 
 

 

 
 

 
 
 
 
 

MIP LASER DUST MONITOR LM 3188 

 

USER’S MANUAL 

 

Marked for following units. 

 

Monitor Unit  

3188799

 

Transmitter Unit: 

L956(LM)

 

Receiver Unit: 

R815(LM) 

 

Range:

 

 

0…1.0D  ( mg /m

3

 

Options: 

 

- Universal power

 

 

 

Please note that Monitor unit test cards are end of manual. 

Summary of Contents for LM 3188

Page 1: ... MONITOR LM 3188 USER S MANUAL Marked for following units Monitor Unit 3188799 Transmitter Unit L956 LM Receiver Unit R815 LM Range 0 1 0D mg m3 Options Universal power Please note that Monitor unit test cards are end of manual ...

Page 2: ...ation screw 7 11 3 1 8 Mass calibration screw LCD cal 8 11 3 1 9 Digital LCD display 9 11 3 1 10 Power indicator lamp 10 11 4 INSTALLATION AND CALIBRATION 12 4 1 INSTALLATION 12 4 2 CALIBRATION 15 4 2 1 Filter set for the dust monitors instructions for the use 16 4 2 2 Mass calibration 16 4 2 3 Output check 16 4 3 QUALITY ASSURANCE PROGRAM 18 5 SPECIFICATIONS 19 6 WARRANTY CERTIFICATE 20 7 MANUFAC...

Page 3: ...IT L318 MECH DRAWING 31 APPENDIX 9 LASER UNIT L 318 PCB LAYOUT 32 APPENDIX 10 RECEIVER UNIT R 318 PCB LAYOUT 33 APPENDIX 11 LM 3188 WIRING 34 APPENDIX 12 LM 3188 WIRING UNIVERSAL POWER OPTION 35 APPENDIX 13 INSTALLATION EXAMPLES 37 APPENDIX 14 INSTALLATION 39 APPENDIX 15 MATING FLANGE EXAMPLES 40 APPENDIX 16 MATING FLANGE ADAPTERS 41 ...

Page 4: ...vely immune to aging ef fect The typical self life of gas laser is 3 years and up to 10 years for semiconductor units When gas laser fails it is easy to notice as it begins to flicker much like a fluo rescent tube Relatively high intensity Because the laser light power is concentrated at small area it can penetrate higher dust densities than conventional light sources Operation with known clearly ...

Page 5: ...n LM 3188AZL AZH LM 3195 and LM 3086EPA3 or with integral dis play unit LA 3188 are described in their own manuals The model LX 3188 is identical in construction with LM 3188 model but utilises the new superled source 640nm as described earlier The complete laser instrument includes three parts the source unit the receiver unit and the monitor unit As these are separately available as spare parts ...

Page 6: ... laser works best in relatively high dust environment 100mg m3 It has become a sort of standard in pulp mill applications recovery boiler lime kilns etc LM 3188 Semiconductor laser is used in relatively low dust environment 1g m3 or where the space is limited LX 3188 Superled model can be used instead of LM 3188 where the measuring length is short enough 2m or where the price is of primary importa...

Page 7: ...uantity for the MIP monitors Thus the indicator range is scaled in D values and optical filters with known D values are readily available to check the proper operation of the instrument 2 3 MASS VALUE DEFINITION The user is however normally more interested in dust or particulate concentration in terms of mass concentration mg m 3 than D values The main problem for given measurement set up is then ...

Page 8: ...ameter micrometers particle density grams cm3 L measurement length in dust meters D measured D value optical density M mass concentration of dust grams m3 This mass formula is valid for particle sizes from 0 7 m upwards L D d M 8 0 ...

Page 9: ...88 has both analogue and digital display in monitor unit There are 4 operator selectable measuring ranges Most of controls and displays are included in monitor unit Typical applications for LM 3188 are power plants cement factories and tunnels LM 3188 has excellent beam collimation 0 04 so user don t need to use lenses or mirrors in the transmitter This makes the system reliable and simple The ali...

Page 10: ...g is 40 and the selected D range is 0 0 3 D then the measured D value is 0 3 D 0 4 0 12 D The indication follows continuously the variation in dust concentration 3 1 2 Range selector 2 Range selector which enables the user to select a proper monitoring range for various appli cations Four ranges 0 0 03 D 0 0 1 0 0 03 and 0 1 0 D in D values are available for M 318 Ranges can be extending up to 0 3...

Page 11: ...icator lamp 6 The alarm indicator lamp lits when the alarm level is exceeded 3 1 7 Calibration screw 7 Used after zero level is set to adjust the reading to correspond a known D value calibration fil ter This is normally done in the factory and user should have no need for re adjustment This is the main optical calibration adjustment for the monitor 3 1 8 Mass calibration screw LCD cal 8 This scre...

Page 12: ...with the instrument The gas laser has a specific installation foot and semiconductor lasers as well as all receivers come with the flanges that have elliptic holes for adjustment 1 Use 5mm hex key and 8mm wrench to adjust angle and position of the trans mitter unit with G 1 2 puge air thread 2 Use 10mm wrench and 8mm wrench to adjust angle and position of the transmitter unit with M5 purge air thr...

Page 13: ... keeps the instrument clean and functional The mounting system obviously varies from case to case Basically there are three different mounting systems a Mounting in the stack itself by L type supports b Mounting on the support structures or on the floor roof around the stack In this case possible temperature related movement of the stack may require elliptical holes in the stack c Mounting on the ...

Page 14: ...blems when using long measuring distances 4 Interfering other substances than the measured dust 5 Other light sources sun lighting affecting the receiver 6 Dust or dew accumulating to optical surfaces of the laser or receiver Factors 1 and 2 relates to measuring angle and inherent intensity fluctuation in both LM 3086 and LM 3188 as discussed in connection with mass density estimation The mass for...

Page 15: ...ration we mean here a broader range of operations including zero set optical cali bration with filters mass calibration and checking the outputs of the instrument Actually zero setting and optical calibration can as well be performed at the laboratory work bench using the same distance as in actual measurement situation Set instrument zero as follows First after switching the laser and measuring u...

Page 16: ...mpling proce dure Theoretical mass calibration is based on the formula 3 between the optical density and mass density of the dust Then it is supposed that the average size diameter and particle gravity is known reasonably well For mass calibration select a known D value filter say D 1 0 and calculate the mass equiv alent with formula Interpose the filter in the beam and adjust LCD CAL screw until ...

Page 17: ...V 170 mV Current output 4mA 17 20 4 mA 6 7 mA Note that zero and cal adjustments will affect the outputs but LCD CAL will not Note If you are using both outputs at the same time you must use a galvanic isolation in the current output Voltage output and terminal is at 0V potential while current output terminal is at 15V potential ...

Page 18: ...es what is documented and how these documents are filed An empty individual test sheet is enclosed It shows what features are tested in the laser monitors As we normally do not know what kind of dust will be measured by the user we assume the standard particles of 1 micrometers and 1 kg dm 3 Then we perform mass calibration based on to these values and assumed measuring path of 1 m That is why the...

Page 19: ...ature 20 C to 80 C 4 F to 175 F Monitor Unit M 318 Analog display 0 100 linear scale D value Digital display 0 2000 mg m 3 Outputs Voltage 0 1V 50 Current 4 0 20 0mA 500 max Relay 220 VAC 1A max Power supply 230VAC 14VA 115VAC 14VA optional Operating temperature 0 C to 70 C 32 F to 158 F Ranges Switch position D value Opacity Mass value 1 0 0 03D 0 6 7 0 24 mg m 3 2 0 0 1D 0 20 0 80 mg m 3 3 0 0 3...

Page 20: ... to be defective during the warranty period Products replaced under warranty will be warranted only for the balance of the warranty peri od of the originally supplied equipment Additionally any purchased replacement parts i e la ser tubes power supply modules etc are warranted for a six month 6 period This warranty extends only to the original purchaser of the equipment from MIP and is not transfe...

Page 21: ...and Please be prepared to furnish the following information when requesting an authorization number a Product model number and serial number b Date of shipment purchase c Brief description of problem failure d Name and phone number of contact person at your organization Obtain MIP instructions for transportation and packaging and ship the product freight and in surance prepaid with the proper docu...

Page 22: ...red by MIP Electronics Oy Dust monitors LA 3188 LX 3188 LM 3188 LM 3188AZL LM 3086EPA3 LM3086SE earlier LM3195 are constructed tested according to the following standards and EC regulations 23 73 EEC Electrical safety standard EN 50081 2 For emission of EM radiation EN 50082 2 For emission of EM radiation Kerava Finland 18 09 2004 Jouni Lukkari Managing Director ...

Page 23: ...by confirm that Dust Monitor MIP LM 3188 is manufactured by MIP Electronics Oy Fin land and is Finnish origin Manufacturer MIP Electronics Oy Country of Origin Finland VAT Code FI1627111 2 CN code Kerava Finland Jouni Lukkari Managing Director ...

Page 24: ...Page 24 41 APPENDIX 1 Monitor Unit M 318 mech drawing ...

Page 25: ...Page 25 41 APPENDIX 2 Receiver unit R318 mech drawing R318 Receiver unit 820 007 820 008 and 820 009 ...

Page 26: ...Page 26 41 APPENDIX 3 Receiver unit R318 mech drawing R318 Receiver unit 820 005 and 820 006 ...

Page 27: ...Page 27 41 APPENDIX 4 Receiver unit R318 mech drawing R318 Receiver unit 820 002 820 003 and 820 004 ...

Page 28: ...Page 28 41 APPENDIX 5 Receiver unit R318 mech drawing R318 Receiver unit 820 000 and 820 001 ...

Page 29: ...Page 29 41 APPENDIX 6 Transmitter unit L318 mech drawing L318 Transmitter unit 830 005 ...

Page 30: ...Page 30 41 APPENDIX 7 Transmitter unit L318 mech drawing L318 Transmitter unit 830 003 and 830 004 ...

Page 31: ...Page 31 41 APPENDIX 8 Transmitter unit L318 mech drawing L318 Transmitter unit 830 001 and 830 002 ...

Page 32: ...Page 32 41 APPENDIX 9 Laser Unit L 318 PCB layout ...

Page 33: ...Page 33 41 APPENDIX 10 Receiver unit R 318 PCB layout ...

Page 34: ...Page 34 41 APPENDIX 11 LM 3188 Wiring ...

Page 35: ...Page 35 41 APPENDIX 12 LM 3188 Wiring universal power option ...

Page 36: ...Page 36 41 APPENDIX 13 Monitor Unit test points and jumpers ...

Page 37: ...Page 37 41 APPENDIX 14 Monitor Unit Options ...

Page 38: ...Page 38 41 APPENDIX 15 Installation examples ...

Page 39: ...age 39 41 APPENDIX 16 installation Notice that temperature changes in duct may change height of the duct and that may cause changes to dust monitors height compared to walking bridge or other structures ...

Page 40: ...Page 40 41 APPENDIX 17 Mating flange examples RECEIVER DN 65 flange for receivers 860 007 to 860 012 or to receiver with rain cover or upgraded purge air flow ...

Page 41: ...Page 41 41 APPENDIX 18 Mating flange adapters ...

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