Name: Grimm Mini-LAS 11-R
Brand: Grimm
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Model 11-R

GRIMM AEROSOL TECHNIK GmbH & Co.KG Seite 10 von 83

1.3 Explanation of symbols

This manual uses the following graphical symbols to make important information easier to find:

This symbol points out useful tips that can simplify and optimise your work.

This symbol points out specific hazards that can lead to malfunctions or even damage

to the hardware, and describes how these can be avoided.

Table of Contents3
Instructions for Safe Operation8
Comments8
Warranty9
Explanation of Symbols10
Fundamental Safety Instructions11
Safety Provisions11
Electrical Safety11
Laser Safety12
Electrostatic Sensitivity12
Figure 1-1: Safely Labelling in and on the Mini-LAS 11-R12
Declaration of Conformity13
Intended Use and Fields of Application14
Operating Environment14
Information about Direct/Remote Control14
Notes on Starting/Stopping Measurements14
Self-Test of the Mini-LAS 11-R14
Restrictions on Use and Fields of Application14
Ambient Conditions14
Transportation15
Storage15
Disposal16
Expected Service Life of the Device and Planned Disposal16
Disposal of Consumables16
Device Description17
Connections on the Mini-LAS 11-R17
Connections on the Cover, Front and Right Side Panel17
Figure 2-1: Control Elements on the Cover, Front and Right Side Panel of the Mini-LAS 11-R17
Figure 2-2: Control-Elements on the Left Side of the Mini-LAS 11-R18
Filter Chamber and Certifications on the Rear of the Device19
Figure 2-3: Control Elements and Labelling on the Underside of the Mini-LAS 11-R19
Display20
LED Display20
Humidity Indicator20
Figure 2-4: Display of the Minilas-11-R20
Figure 2-5: Humidity Indicator20
Particle Concentration21
Data Storage with SD Card21
Figure 2-6: Particle Concentration21
Figure 2-7: Explanation of the Particle Concentration Display21
Figure 2-8: Explanation of the Particle Concentration Display21
Initialising the Memory Card22
Figure 2-9: Inserting the Memory Card22
Meaning of the Leds Next to the Card Slot23
Data Preservation and Storage Times23
Figure 2-10: Function-Leds23
Membrane Keyboard and Key Functions24
Figure 2-11: Membrane Keyboard on the Mini-LAS 11-R with the 10 Function Keys24
Button Functions in Standby Mode25
Button Functions in Operating Mode27
Brief Overview of the Button Functions29
Sample Intake30
Using the Radially Symmetrical Suction Head (1111)30
Removing the Suction Head30
Figure 2-12: Inserting the Suction Head30
Figure 2-13: Removing the Suction Head30
Analogue Jack31
Mains Charger Connection31
Figure 2-14: Pin Assignment of the Analogue Input Jack31
Figure 2-15: Battery/Location Button31
Figure 2-16: Section of 1112C Type Plate with Polarity Information31
RS-232 Interface32
2.10 Bluetooth Interface32
2.11 USB (Universal Serial Bus) Connection33
2.12 LAN (Local Area Network) Connection33
Figure 2-17: Configuring the TCP/IP Connection34
2.13 GPS Antenna35
2.14 Filter Chamber35
Figure 2-18: GPS-Antenna35
Figure 2-19: Filter Chamber35
2.15 PTFE Filter36
2.16 Laser Warnings36
2.17 Sunlight Warning36
2.18 Calibration Label36
Figure 2-20: Sunlight Warning Label36
Figure 2-21: Calibration Label36
2.19 Device Designation and Serial Number37
2.20 Sample Air Discharge37
Figure 2-22: Type Plate37
Figure 2-23: Sampling Air Discharge37
Particle Measuring with GRIMM Dual Technology38
Measuring Principle39
Figure 3-1: Measuring Principle (Schematic)39
Figure 3-2: Schematic of the Laser Measuring Chamber40
Calibration, Physical Background41
Figure 3-3: Screenshot of the GRIMM Calibration Software During with a42
Figure 3-4: Calibration; Simultaneously Measured Particle Concentration43
Measurements44
Putting into Operation44
Figure 4-1: Open Filter Chamber44
Measurement46
Measuring Mode and Measurement Display46
Mode Switching Particle Count/Particle Mass47
Gravimetric Control of the Dust Mass and Determining the Gravimetry Factor (C-Factor)47
Analysis Software49
Terminal Software Via RS-232 Interface49
Transmission Protocol49
Establishing a Hyperterminal Connection49
Figure 5-1: Hypertermninal Properties49
Figure 5-2: Transmission Parameters50
Figure 5-3: Recording Text50
Figure 5-4: Saving the Text File50
RS-232 Commands51
Figure 5-5: Help Screen of the Mini-LAS 11-R55
Service Mode Setting56
Figure 5-6: Expanded Help Screen of the 11-R56
RS-232 Measurement Transmission58
Model 11-R, Version 12.40, Particle Number Measuring Mode (Counts)60
Model 11-R Version 12.40 Measuring Mode Channel Masses in Μg/M³60
GRIMM Windows 1178 Software Incl. Installation of the Software61
Figure 5-7: Home Screen of the 1178 Software62
Figure 5-8: Measuring Interval Settings62
Figure 5-9: Time Synchronisation62
Figure 5-10: Setting User Information63
Figure 5-11: Count Values63
Figure 5-12: Graphical Particle Count Distribution64
Figure 5-13: Particle Mass Distribution64
Troubleshooting (Display Messages and Status Indicators)65
Maintenance and Cleaning66
Maintenance and Cleaning by the Customer66
Filter Chamber66
Figure 6-1: Cleaning the Filter Chamber66
Cleaning the Measuring Chamber67
Housing67
Figure 6-2: Cleaning the Measuring Chamber67
Replacement of the PTFE Filter68
Figure 6-3: Filter Removal68
Figure 6-4: Cleaning the Filter Chamber68
Figure 6-5: Inserting the New Filter68
K-Line, Function Test of the Optical Measuring Cell, Laser Diode and Photo Diode70
Repair71
Technical Specification72
Pneumatics72
Figure 7-1: Pneumatics Schematic of the Mini-LAS 11-R72
Technical Data73
Nominal Rating of the 11-R Model Series73
Technical Data for the 11-R Model Series73
Accessory List75
Figure 7-2: Required and Recommended Accessories for the Mini-LAS 11-R75
Sample Collector77
Radially Symmetrical Suction Head (Model 1111)77
Figure 7-3 Suction Head77
Figure 7-4: Suction Head Storage77
Figure 7-5: Removing the Suction Head77
Clean Room Sample Collection Heads with Stand (Model 1151A)78
Figure 7-6:Removing the Suction Head78
Isokinetic Duct Probe for 2 to 25 M/S (Model 1152)79
Figure 7-7: Duct Probe79
Figure 7-8: Parts of the Duct Probe79
Installation of the Duct Probe 115280
Figure 7-9: Functional Principle of the Isokinetic Duct Probe 115280
Zero Filter (Model 1148)81
Temperature and Relative Humidity Sensor (Model 1158-EE)81
Figure 7-10: Zero Filter81
Figure 7-11: Sensor 1158-EE81
Temperature, Humidity and Air Speed Sensor (Model 1154)82
Figure 7-12: Sensor 115482

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Grimm Mini-LAS 11-R Specifications

General

Brand	Grimm
Model	Mini-LAS 11-R
Category	Measuring Instruments
Language	English

Grimm Mini-LAS 11-R User Manual

Table of Contents

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Grimm Mini-LAS 11-R Specifications