Thermo Fisher Scientific CyberScan CON 400 (For units manufactured from March 2010 onwards) - Manual (Page 9)

Instruction Manual CON 400
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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 2. 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
TDS measurement mode, the meter will be in TDS measurement mode when you
switch the meter on.
HOLD Freezes the measured reading. To activate, press HOLD while in measurement mode.
To release, press HOLD again.
MODE Selects the measurement parameter. Toggles between conductivity, TDS and time.
CAL/MEAS Toggles between Calibration and Measurement mode.
NOTE: Temperature calibration is available from conductivity calibration mode; see
page 9 for directions.
ENTER /
RANGE ENTER function: Press to confirm values in Calibration mode and to confirm selections
in SETUP mode.
RANGE function: Press to enter manual ranging function.
The MEAS indicator blinks while in manual ranging function.
MI/S and
MR/T In Measurement mode:
Press MI/S (memory input) to store values with its corresponding temperature values in
the memory. Press MR/T (memory recall) to retrieve data from memory.
In Calibration mode:
Press to scroll through calibration values.
In SETUP mode:
Press to scroll through the setup subgroup programmes.
SETUP Takes you into the SETUP mode. This mode lets you customise meter preference and
defaults, and view calibration, electrode offset data and select cell constant.
Figure 2 - Keypad