Thermo Fisher Scientific EcoScan CON 5 & TDS 5 - Manual (Page 14)

EcoScan CON 5 / TDS 5
13
4. MEASUREMENT
4.1 Taking Measurement
1. To begin measurement, rinse probe thoroughly with deionised water to
remove any impurities.
2. Power on meter and the meter will automatically go into Conductivity/ TDS
measurement mode. Press MODE key to select your desired mode of
operation between Conductivity/TDS and Temperature.
3. Dip probe sufficiently, with the tip of probe completely immersed, into
sample. Stir and tap it gently to remove any air bubbles trapped. Wait for
the reading to stabilise. Note reading.
4.2 Holding a Reading
To freeze or hold your reading, press HOLD key once. The LCD displays ”HO”
annunciator to indicate the HOLD function is activated.
4.3 Releasing a Held Reading
Press HOLD key again to deactivate the HOLD function or to release your
frozen reading. The meter returns to measurement mode, and the “HO”
annunciator disappears from the LCD.
12.01
mS
HO
12.01
mS