EUTECH INSTRUMENTS WATERPROOF CYBERSCAN PD 300 PHDISSOLVED OXYGEN METER, Инструкция по эксплуатации, Страница: 7 / 66

3
2.2 Keypad
The large membrane keypad makes the instrument easy to use. Each button, when pressed,
has a corresponding graphic indicator on the LCD. See Figure 1. Some buttons have several
functions depending on its mode of operation.
Key Function
ON/OFF
Powers on and shuts off the meter. When you switch on the meter, the meter starts up
in the mode that you last switched off from. For example, if you shut the meter off in
mg/l measurement mode, the meter will be in mgl measurement mode when switched
on.
HOLD Freezes the measured reading. To activate, press HOLD while in measurement mode.
To release, press HOLD again.
NOTE : When auto endpoint feature is switched on, it automatically holds reading after 5
seconds of stability. The HOLD indicator appears on the display. Press HOLD to
release Hold function.
MODE 1. Selects the measurement parameter. Press MODE to toggle between pH; DO %
saturation; and DO mg/l.
2. While in CAL mode under pH or mg/l (or ppm) measurement status, this key will
toggle between pH or mg/l (or ppm) calibration and temperature calibration (refer to
Sections 4.6 in page 13).
CAL/MEAS Toggles between Calibration and Measurement mode.
1. If you were in pH measurement mode, press CAL/MEAS to enter pH calibration
mode.
2. If you were in DO % saturation measurement mode, press CAL/MEAS to enter
DO % saturation calibration mode.
3. If you were in DO mg/l (or ppm) measurement mode, press CAL/MEAS to enter
DO mg/l (or ppm) calibration mode.
4. To abort calibration, press CAL/MEAS key again to go back to measurement
mode.
While in advanced SETUP mode: Press CAL/MEAS to return to main menu from sub
menus. Press CAL/MEAS again to return to return to measurement mode from main
menu.
ENTER 1. Press to confirm your calibration values in calibration mode.
2. While in SETUP, pressing ENTER key takes you through the various menu AND
through each sub-menu.
▲
▲ ▲
▲
/
▼
▼ ▼
▼
In CALibration & SETUP mode:
In DO mg/l (or ppm) and temperature calibration mode, press up or down keys to
increase or decrease the values.
In SETUP mode, press up or down keys to scroll through the setup subgroup
programmes.
Within the SETUP sub-menu group, press up or down keys to change values.
SETUP Takes you into the SETUP mode. This mode lets you customize meter preference and
defaults, view calibration and electrode data.
LIGHT. Press to activate backlit display.