EUTECH INSTRUMENTS ECOTESTR EC HIGH User manual

Operating Instructions EcoTestr EC High Waterproof Pocket Tester
Before First Use: Soak sensor for 2 minutes in alcohol to remove stains/oils. Rinse in
clean water.
Testing:
1. Remove cap and press to turn on the tester
2. Dip sensor fully into the test solution
3. Stir once and let the reading stabilize. Note the measured value
4. To hold reading, press . Screen flashes
HO once, then displays measurement
with blinking unit (mS) to indicate that tester is in the hold mode. Press again to
cancel hold mode (
HC )
5. Press to shut the tester off
Note: Tester automatically shuts off after 8.5 minutes of non-use to conserve batteries.
Calibration: The tester is factory calibrated. However, to ensure accuracy, regular
calibration is recommended.
1. Soak sensor for 10 minutes in alcohol to remove stains/oils. Rinse in clean water and
blot sensor dry
2. Press to turn on the tester
3. Dip sensor fully into standard solution and wait for the value to stabilize
4. Press to enter the calibration sequence. Display flashes
CAL momentarily and
then shows a flashing default reading
5. Press to scroll to the standard solution value
6. Release and wait for the auto confirmation
7. To abort calibration, press to escape (
ESC )
8. You have successfully calibrated the instrument
Maintenance: Clean the stainless steel sensor by periodically rinsing them in alcohol
for 10 - 15 minutes. Rinse sensor in clean water after each use.
Useful Notes: To avoid cross contamination, rinse between samples and calibration
standards with de-ionized water.
Eutech
Order Code
Oakton
Order Code Description
ECCON2764BT 00653-20 2764 µS/cm KCl calibration solution
ECCON1288BT 00606-10 12.88 mS/cm KCl calibration solution
LIFT LIFT
LIFT
Figure 1:
Removing battery cover
to change batteries
Battery
cover
Step 2
Lift and push up
Step 1
Lift and hold
Changing Batteries:
1. To remove batteries, lift up the front battery cover to release the front catch. Push up
and hold in that position
2. Next, lift the pocket clip to release the back catch and slide upwards to remove the
battery cover (Figure 1)
3. Replace old batteries with fresh ones. Note polarity as shown in battery compartment
4. No re-calibration is required after battery change. The tester’s non-volatile memory
function retains calibration settings
Error Messages:
1.
bA – Batteries are weak and need replacement
2.
Er – Calibration is performed in solution value below 5 % of full-scale range.
Use higher value calibration standard
– Faulty temperature sensor
3.
Or – Over range signal for measurements performed above the full-scale range
Reset Option: Reset option allows you to restore the calibration back to factory
default settings.
1. Press to turn off tester
2. Press and hold , then press to turn the tester on. The display shows a
flashing
rS (reset)
3. Press again to confirm reset (
En ) or press to escape ( ESC ) reset option
Warranty: This tester is supplied with a warranty against manufacturing defects for a
period of ONE year from date of purchase.
Accessories: