eutech-instruments waterproof c401 colorimeter User Manual
TABLE OF CONTENTS
1
INTRODUCTION .................................................................................................................. 1
1.1
U
NPACKING
C401/301/201/102/101
C
OLORIMETER AND
A
CCESSORIES
........................... 2
1.2
D
ISPLAY
............................................................................................................................ 3
1.3
K
EYS AND
F
UNCTIONS
....................................................................................................... 4
1.4
B
ATTERY
I
NSTALLATION
................................................................................................... 5
2
MEASUREMENT .................................................................................................................. 6
2.1
G
ENERAL
I
NFORMATION
.................................................................................................... 6
2.2
P
REPARATION OF
S
AMPLE
V
IAL
........................................................................................ 7
2.3
M
EASUREMENT
P
ROCEDURE
............................................................................................. 7
2.4
C
HLORINE
,
F
REE
&
T
OTAL
(0
–
6
PPM
C
L
2
) ........................................................................ 9
2.4.1
Sample Collection ................................................................................................... 11
2.4.2
Sample Measurement .............................................................................................. 11
2.4.3
Interferences ........................................................................................................... 12
2.4.4
Correcting for dilution ............................................................................................ 13
2.4.5
Accuracy Check / User Calibration ........................................................................ 13
2.4.6
Chemistry ................................................................................................................ 14
2.5
C
YANURIC
A
CID
(5-90
PPM
) ............................................................................................ 15
2.5.1
Sample Collection ................................................................................................... 17
2.5.2
Sample Measurement .............................................................................................. 17
2.5.3
Interferences ........................................................................................................... 17
2.5.4
Accuracy Check / User Calibration ........................................................................ 17
2.5.5
Chemistry ................................................................................................................ 18
2.6
P
H
(5.9-8.2
P
H
UNITS
) ..................................................................................................... 19
2.6.1
Sample Collection ................................................................................................... 21
2.6.2
Sample Measurement .............................................................................................. 21
2.6.3
Interferences ........................................................................................................... 21
2.6.4
Accuracy Check / User Calibration ........................................................................ 21
2.6.5
Chemistry ................................................................................................................ 22
3
CALIBRATION.................................................................................................................... 23
3.1
C
ALIBRATION
P
ROCEDURE
.............................................................................................. 23
3.2
C
HLORINE
,
F
REE
&
T
OTAL
.............................................................................................. 24
3.3
C
YANURIC
A
CID
.............................................................................................................. 27
3.4
P
H.................................................................................................................................... 30
3.5
R
ESTORING
F
ACTORY
C
ALIBRATION
............................................................................... 33
4
TROUBLESHOOTING GUIDE ......................................................................................... 35
5
ROUTINE MAINTENANCE .............................................................................................. 36
5.1
V
IALS
–
H
ANDLING
,
C
LEANING AND
C
ARE
..................................................................... 36
6
ACCESSORIES .................................................................................................................... 37
7
SPECIFICATIONS .............................................................................................................. 38
8
WARRANTY ........................................................................................................................ 39
9
RETURN OF ITEMS ........................................................................................................... 39