Casella CEL Microdust 880 IS real time dust monitor - Manual (Page 2)

Microdust 880nm & WinDust Application Software
Handbook HB3255-03
Page 2 of 51
Table of contents
TABLE OF CONTENTS ............................................................................................................................................. 2
CHAPTER 1 - INTRODUCTION TO THE MICRODUST 880NM ....................................................................... 4
I NSTRUMENT O VERVIEW ................................................................................................................................................. 4
Principle of Operation............................................................................................................................................... 5
WARNINGS .................................................................................................................................................................. 6
Warnings For Intrinsically Safe Instruments:- .......................................................................................................... 6
General Warnings...................................................................................................................................................... 6
CHAPTER 2 - USING THE MICRODUST 880........................................................................................................ 9
P REPARATION FOR USE .................................................................................................................................................... 9
Battery charging ........................................................................................................................................................ 9
Sampling Probe ....................................................................................................................................................... 10
Supporting the instrument ....................................................................................................................................... 10
P OWERING UP AND USING THE M ICRODUST 880 ............................................................................................................ 10
Switching ON and OFF ........................................................................................................................................... 10
Software menu structure .......................................................................................................................................... 11
Checking the battery status...................................................................................................................................... 13
T HE C ONFIGURATION MENU :- ....................................................................................................................................... 14
Averaging period ..................................................................................................................................................... 14
Range Selection ....................................................................................................................................................... 14
Back Light................................................................................................................................................................ 14
Setting the Time and Date ....................................................................................................................................... 14
M AKING DUST MEASUREMENTS .................................................................................................................................... 15
Checking the instruments calibration - Zero and Span ........................................................................................... 15
Adjusting the ‘Zero’ control .................................................................................................................................... 15
Adjusting the ‘Span’ control.................................................................................................................................... 17
Checking the factory calibration ............................................................................................................................. 17
Normal Operation.................................................................................................................................................... 17
Maximum Value....................................................................................................................................................... 17
Time Weighted Average value - TWA ...................................................................................................................... 19
Offset / Auto-Zero function ...................................................................................................................................... 19
Analogue output / RS232 Socket.............................................................................................................................. 19
CHAPTER 3 - DATA LOGGER OPTION AND P.C SOFTWARE...................................................................... 21
W IN D UST A PPLICATION S OFTWARE .............................................................................................................................. 21
Installation – Windows 3.1 ...................................................................................................................................... 21
Installation – Windows 95 ....................................................................................................................................... 21
Starting WinDust ..................................................................................................................................................... 22
Profiles .................................................................................................................................................................... 22
Identification Parameters ........................................................................................................................................ 22
Configuring the RS232 serial interface ................................................................................................................... 23
Recovered Data Options.......................................................................................................................................... 24
Transferring profiles................................................................................................................................................ 25
R ECORDING DATA WITH THE M ICRODUST L OGGER ....................................................................................................... 25