palintest Lumiso Chlorine User Manual

12
Information Messages
Lumiso will display these messages as M numbers, if it
detects unexpected readings when making its optical
measurements
A common cause that can trigger any of these messages to be
displayed is contamination of the optical windows or stained
glassware. See sections Keeping the Optics Clean and How to
Get Accurate Results. If messages continue to be displayed,
please contact your local Palintest branch or distributor.
Message
Number
Likely Cause Suggested Action
M1 and M2
Blank is too dark
Check and clean all
glass tubes used.
Repeat blanking
process
Contamination
obscuring optics
See “Keeping the
Optics Clean”
M3 and M4
Blank, sample tube,
or NDF standard
moved or removed
too early
Carefully repeat
blanking and reading
procedure
M5
Light cap not fitted
correctly
Check or change light
cap on tube
External light entering
the optical cell
Move instrument away
from external light

palintest Lumiso Chlorine Specifications

General

Instrument	Single wavelength, direct-reading colorimeter
Optics	LED light source optical system with narrow band wavelength filters and photodetectors
Test Cells	25 mm diameter tubes
Wavelengths	Automatic wavelength selection of 530 nm
Wavelength Tolerance	± 2 nm
Filter Bandwidth	5 nm
Blank/Zero setting	Held in memory, but instrument will prompt for re-blanking after 50 minutes
LCD Display	226 x 138 pixel with adjustable backlight
Results Log	50 results, with date, time and label
Operating Conditions	0 – 50°C 90% Relative Humidity (non-condensing)
Waterproof Rating	IP67 (Waterproof)
Power Supply	3 x 1.5V AA batteries USB Port 6V max, 200mA max (DC)
USB Port	Micro USB Type B

Weight and Dimensions

Size	163 x 70 x 45 mm
Weight	275g (including batteries)