User Guide

13
12
OPERATIONAL GUIDE
SET CURRENT TIME/DATE
To set or change the current time, turn on the
meter. After initialization routine, the LCD will
show:
Press and hold the ALT and GLP keys to-
gether. Display will show the current date in
MM.DD format (e.g. August 28 is shown as
08.28).
Release the keys. The month digits will blink.
Make the necessary adjustments with the
and keys. To skip to the day digits, press
the key.
After the adjustments, press the key. The
unit will store the newly set month-day data
in its EEPROM and will show the current
time by a 24 hour clock HH.MM format, e.g.
2:28 pm is:
Similarly, make the necessary adjustments
as described above and press . The newly
set up “month - day - hour - minute” data will
be stored in memory.
+
C 114
Range Turbidity 0.00 to 50.0 NTU*
Free Cl 0.00 to 2.50 mg/L
Total Cl 0.00 to 3.50 mg/L
Resolution
Turbidity 0.01 and 0.1 NTU*
Free Cl 0.01 mg/L
Total Cl 0.01 mg/L
Accuracy
Turbidity ±0.5 NTU* or ±5% (whichever greater)
Free Cl ±0.03 mg/L; ±3%
Total Cl ±0.03 mg/L; ±3%
Light Source Pure Green LED
Light Source Life Life of the instrument
Light Detector Two Silicon Photocells
Power Source 4 x 1.5V AA alkaline batteries
Battery Life 60 hours or 1000 measurements
Automatic Selectable
Shutdown 10, 20, 30, 40, 50 or 60 min.
Operating 0 to 50°C (32 to 122°F)
Conditions 95% RH max (non-condensing)
Dimensions 220 x 82 x 66 mm
(8.7 x 3.2 x 2.6")
Weight 510 g (18 oz.)
SPECIFICATIONS
* 1 NTU = 1 FTU
memory.
13) ALT key: Alternative functions.
14) key: Scrolls downwards through
the parameters to be mea-
sured. In calibration/diagnos-
tic mode, decreases the blink-
ing digit by one. If pressed
together with ALT while the
meter is in logging mode, the
upper LCD will show the cur-
rent lot number.