Instruction Manual

Instruction Manual
HI 9910 - HI 9911
HI 9920
Wall Mounted
pH & ORP
Controllers
http://www.hannainst.com
These Instruments are in
Compliance with the CE Directives
pH
0
S
E
C
O
N
D
S
p
H
2
.
0
0
T
IM
E
R
M
IN
U
T
E
S
9
0
0
.5
4
5
1
1
.
5
C
O
A
R
S
E
F
I
N
E
S
L
O
P
E
O
F
F
S
E
T
A
L
K
A
L
I
N
E
S
E
T
AC
ID
S
E
T
P
R
O
P
O
R
T
I
O
N
A
L
S
E
T
T
I
N
G
S
1
1
0
2
.
5
5
7
.5
AC
I
D
A
L
A
R
M
O
N
O
F
F
S
E
T
R
E
A
D
AC
ID
A
L
K
AC
ID
F
E
E
D
A
L
K
M
T
C
°
C
-
1
0
8
0
1
0
0
3
0
2
0
6
0
7
0
4
0
5
0
1
1
0
2
.5
5
7
.
5
A
L
K
H
I 9
9
p
H
0
1
2
A
L
A
R
M
M
T
C
AT
C
m
A
O
U
T
P
U
T
T
E
M
P
.C
O
M
P
.
4
/
2
0
0
/
2
0
A
L
A
R
M
L
I
N
E
S
E
T
A
L
K
S
E
T
A
C
ID

Summary of content (40 pages)