User Manual
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pH Setting Sub-Menu
P1.1 — Select pH buffer series (USA—NIST)
1. In measurement mode, long press to enter P1.0, press to enter P1.1
2. Press , “USA” flashes; Press to choose USA→NIST; Press to confirm.
USA—USA NIS—NIST
3. Press to enter P1.2, or press to return to measurement mode.
P1.2 — Return to factory default mode (No—Yes)
Press , “No” flashes, press to choose No→Yes; Press to confirm, the meter
returns to measurement mode.
No— not return to factory default mode; Yes—return to factory default mode
If not choosing Yes, Press to return to measurement mode.
Conductivity Setting Sub-Menu
P2.1 — Select electrode’s constant(1.0—10.0—0.1)
1. In P2.0, press to enter P2.1
2. Press , “1.0” flashes, press to choose 1.0→10.0→0.1; press to confirm
3. Press to enter P2.2, or press to return to measurement mode.
P2.2—Select reference temperature (25.0℃—18.0℃—20.0℃)
1. Press , “25.0℃” flashes, press or to adjust temp. from 15℃ to 30℃; press
to confirm.
2. Press to enter P2.3, or press to return to measurement mode.
P2.3—Adjust temp. compensation coefficient (0.00-9.99%)
1. Press , “2.00” flashes, press or to adjust from 0.00-9.99; press to
confirm.
2. Press to enter P2.4, or press to return to measurement mode.
P2.4—Adjust TDS Factor (0.40-1.00)
1. Press , “0.71” flashes, press or to adjust from 0.40-1.00; press to confirm.
2. Press to enter P2.5, or press to return to measurement mode.