1. Battery Installation
Please install batteries according to the following steps. *Please note direction of batteries: All
POSITIVE SIDES (“+”) FACING UP. (Wrong installation of batteries will cause damage to the
tester and potential hazards)
2. Keypad Functions
■ Short press------ < 2 seconds ,Long press------- > 2 seconds
1.Short press to turn on the tester and long press to
turn off the tester.
2.When turned off, long press to enter parameter
setting.
3. In measurement mode, short press to turn on
backlight.
1.In measurement mode, short press to switch
parameter COND→TDS→SAL
2.In mode setting, short press to change parameter
(Unidirectional)
1. Long press to enter calibration mode.
2. In calibration mode, short press to confirm
calibration.
3.When measured value is locked, short press to
unlock
① Pull the battery cap up
② Slide the battery cap along to the direction of arrow
③ Open the battery cap
④ Insert the batteries (ALL POSITIVE SIDES FACING UP) (see graph)
⑤ Close the battery cap
⑥ Slide and lock the battery cap along to the direction of arrow
⑦ Fit the tester’s cap while making sure to push all the way down. The tester’s
waterproof design may be compromised if the cap is not fitted correctly.
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