EUTECH INSTRUMENTS DO 6, Instruction Manual, Page: 3 / 76

TABLE OF CONTENTS
1 INTRODUCTION ......................................................................1
2 DISPLAY & KEYPAD FUNCTIONS ......................................2
2.1 D
ISPLAY
................................................................................2
2.2 K
EYPAD
................................................................................3
3 PREPARATION.........................................................................4
3.1 I
NSERTING
& R
EMOVING
R
UBBER
B
OOT
..............................4
3.2 I
NSERTING THE
B
ATTERIES
...................................................5
3.3 B
ATTERY
R
EPLACEMENT
......................................................6
3.4 D
ISSOLVED
O
XYGEN
P
ROBE
I
NFORMATION
..........................7
3.5 C
ONNECTING THE
P
ROBE TO
M
ETER
.....................................9
3.6 S
WITCHING THE
M
ETER
O
N
................................................10
3.7 M
EASUREMENT
M
ODE
S
ELECTION
:- P
ERCENTAGE
S
ATURATION
(%), C
ONCENTRATION
(
MG
/L)(
PPM
)
AND
T
EMPERATURE
(T) ...........................................................................11
4 CALIBRATION .......................................................................12
4.1 I
MPORTANT
I
NFORMATION ON
M
ETER
C
ALIBRATION
.........12
4.2 P
REPARING THE
M
ETER FOR
C
ALIBRATION
.........................13
4.3 T
EMPERATURE
C
ALIBRATION
.............................................15
4.4 D
ISSOLVED
O
XYGEN
C
ALIBRATION IN
% S
ATURATION
......17
4.4.1 To calibrate 100% Saturation: ...................................17
4.4.2 To calibrate 0% Saturation ........................................19
4.5 D
ISSOLVED
O
XYGEN
C
ALIBRATION IN MG
/L
OR PPM
CONCENTRATION MODE
...................................................................20
4.5.1 To calibrate in mg/L (ppm) Concentration mode:......20
5 MEASUREMENT ....................................................................22
5.1 W
ITH
A
UTOMATIC
T
EMPERATURE
C
OMPENSATION
(ATC) 22
5.2 M
ANUAL
T
EMPERATURE
C
OMPENSATION
...........................23