Hanna Instruments HI 93703 - Manual (Page 7)

7
SPECIFICATIONS
* 1 FTU = 1 NTU
Range 0.00 to 50.00 FTU *
50 to 1000 FTU *
Resolution 0.01 and 1 FTU *
Accuracy ±0.5 FTU* or
±5% of reading (whichever is greater)
Typical EMC Deviation ±2% FS
Calibration 3 point (0, 10 and 500 FTU*)
Light Source Infrared LED
Light Source Life Life of the instrument
Light Detector Silicon photocell
Data Logging 199 measurements, on-demand
PC Connection Through serial port,
using HI 920011 connection cable and
HI 92000 Windows ® compatible software
Battery Type 4 x 1.5V AA alkaline batteries
Battery Life Approx. 60 hours of continuous use
or 900 measurements
Auto-off After 5 minutes of non-use
Environment 0 to 50 ° C (32 to 122 ° F);
RH max 95% non-condensing
Dimensions 220 x 82 x 66 mm
(8.7 x 3.2 x 2.6")
Weight 510 g (1.1 lb.)
18
• After approximately
30 seconds the LCD
will display "----".
Now the instrument
i s c a l i b r a t e d a n d
ready for use.
NOTE: If "ERR1" is displayed, the calibra-
tion data is maintained.
VIEWING CALIBRATION DATE
To display the last cali-
bration time and date,
press the GLP button to
toggle through the date
and time. If the display
shows "FS", the instru-
ment has factory calibra-
tion settings loaded and
no date will be displayed.
VIEWING FIRMWARE VERSION
To display the firmware version press and
hold the ON/OFF key for
approx. ten seconds
(when turning the meter
on).
The firmware version will
be displayed
LOGGING
MICROPROCESSOR
TURBIDITY METER
LOGGING
MICROPROCESSOR
TURBIDITY METER
HI 93703-11
VIEW VIEW
STO STO
CLR CLR
GLP GLP
CAL CAL DATE DATE
READ READ
ALT ALT
OFF
ON
FS
ENSURE ACCURATE CALIBRATION
The procedure below should be carefully fol-
lowed during testing and calibration:
LOGGING
MICROPROCESSOR
TURBIDITY METER
LOGGING
MICROPROCESSOR
TURBIDITY METER
HI 93703-11
VIEW VIEW
STO STO
CLR CLR
GLP GLP
CAL CAL DATE DATE
READ READ
ALT ALT
OFF
ON
V1.0