Hanna Instruments HI 931400 - User Manual

Instruction Manual
HI 9321
HI 931400
HI 931401
Microprocessor-based
Bench pH/mV/°C Meters
www.hannainst.com
These Instruments are in
Compliance with the CE Directives
O
FF
°
C
O
N
M
R
°
C
M
E
M
R
A
N
G
E
C
F
M
C
O
M
M
C
A
L
H
I 9
3
1
4
0
1
M
IC
R
O
P
R
O
C
E
S
S
O
R
p
H
M
E
T
E
R
CFM
Confirm when ready
/
Select buffer 2 value
CFM
Confirm when ready
/
Select buffer 1 value
CAL
Start calibration
p
H
c
a
lib
r
a
tio
n
p
ro
c
e
d
u
r
e
RANGE
Select pH or ORP measurement
COM
M
For RS232 configuration
M
R
Recall previous stored data
M
EM
For storing display result
F
u
n
c
tio
n
°
C
p
H
ins
rum
n
s

Hanna Instruments HI 931400 Specifications