TM 10-6630-222-12&P
0005 00
OPERATOR AND UNIT MAINTENANCE MANUAL
(INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST)
FOR WATER QUALITY ANALYSIS SET: PURIFICATION (WQAS-P)
DESCRIPTION AND USE OF CONTROLS AND INDICATORS FOR TURBIDITY METER
FUNCTIONAL DESCRIPTION
1)
Measurement Cell (cuvette placement)
2)
LCD (Liquid Crystal Display) (read-out)
3)
ON/OFF Key (Power)
4)
CAL Key (to enter the Calibration Mode)
READ/⇑ (Key to perform measurements and to set the date (day and month) of the last calibration)
5)
DATE/⇒ (Key to display the last calibration date and to select either the month or the day of last calibration)
6)
M EASUREM ENT
CELL
...
DA TE
L IQ U ID
CR Y S TA L
D IS P L A Y
.8.8
LO BAT
(L C D )
I
O N O FF
D ATE
CAL
READ
SPECIFICATIONS
Range
0.00 to 50.00 FTU*
50 to 1000 FTU*
Resolution
0.01 and 1 FTU*
Accuracy
5% F.S. (0 to 10 FTU*)
10% F.S. (10 to 50 FTU*)
5% F.S. (50 to 1000 FTU*)
EMC Typical Deviation
2% Full Scale
Light Source
High Emission Infrared LED
Light Source Life
Life of the instrument
Light Detector
Silicon Photocell
Power Source
4 x 1.5V AA batteries
Battery Life
60 hours or 900 measurements
Auto-Shut off
After 4 minutes
Operating Conditions
0 to 50C (32 to 122F);
0 to 95% RH (non-condensing)
Dimensions
220 x 82 x 66 mm
(8.7 x 3.2 x 2.6")
Weight
510 g (18 oz)
*1 FTU = 1 NTU
OPERATIONAL GUIDE
To prepare the instrument for taking measurements, first install the batteries (see Battery Replacement section ) and then
turn the instrument on.
0005 00-2
