User Guide

Instruction Manual CON 510
2
2.2 Keypad
The splash-proof membrane tactile keypad allows easy key entry. Each button, when pressed, has a corresponding
graphic icon or indicator displayed on LCD. 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 and TDS.
CAL/MEAS
Toggles between Calibration and Measurement mode.
NOTE: Temperature calibration is available from conductivity/TDS calibration mode.
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 & MR
▼/▲
In Measurement mode:
Press MI (memory input) to store values with its corresponding temperature values in the memory.
Press MR (memory recall) to retrieve data from memory (Last-In-First-Out Sequence).
In Calibration mode:
Press to scroll through calibration values.
In SETUP mode:
Press to scroll through the setup subgroup program.
SETUP
Takes you into the SETUP mode. This mode lets you customize meter preference and defaults, and
view calibration data and select cell constant.