Hanna Instruments ph 301 사용자 설명서
7
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FUNCTIONAL DESCRIPTION pH 301
THE FRONT PANEL
• ON to turn the meter on
• OFF to turn the meter off
• Power LED to confirm the meter is on
ON
ON
OFF
OFF
0.00/0.000
0.00/0.000
CFM
LOG
LOG
CAL DATA
CAL DATA
mV
mV
TIME
pH
pH
CAL
ION
ION
DATE
COMM
°C
°C
RANGE
°C
°C
pH / ION
METER
pH / ION
METER
pH301
pH301
m
m
s
s
1
1
2
2
3
3
Rel mV
Rel mV
mV
mV
°C
°C
ppm
ppm
ppm
ppm
pH
pH
pH
pH
DATE
DATE
TIME
TIME
INTV
INTV
CAL
CAL
LOG
LOG
MEM
MEM
CFM
CFM
WRONG
WRONG
BUF
BUF
SPECIFICATIONS pH 300
Range
pH
0.00 to 14.00
ISE
±399.9 mV
ORP
±1999 mV
°C
-9.9 to 120.0
Resolution
pH
0.01
ISE
0.1 mV
ORP
1 mV
°C
0.1
Accuracy
pH
±0.01
(@20°C/68°F) ISE
±0.2 mV
ORP
±1mV
°C
±0.5
Typical EMC pH
±0.01
Deviation
ISE
±0.6 mV
ORP
±1 mV
°C
±0.5
pH Calibration
Automatic 1 or 2 points with
3 memorized buffers
(4.01, 7.01, 10.01)
pH Offset
Max ±60mV or ±1pH
pH Slope
70-108%
Temperature
Automatic 1 or 2 points with
Calibration
2 memorized values
(0 and 50°C)
Temperature
Automatic or manual
Compensation
from -9.9 to 120°C (14 to 248°F)
Electrode
HI 1131B glass body combination
refillable pH electrode (included)
Temperature
HI 7669/2W with 1 m
probe
(3.3') cable (included)
Input impedance
10
12
Ω
Computer
RS 232 (optoisolated)
Interface
Power supply
12 VDC (CSA, UL & CE approved)
Environment
0 to 50°C (32 to 122°F); 95% RH
Dimensions
280x200x75mm (11x7.9x3")
Shipping Weight
1.3 kg (2.9 lb.)