Apera Instruments 800 Series - P1.2 - Set up calibration reminder; P1.4 - Set the Factory Default (No-Yes); 8.4 pH Setting Sub-Menu

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P1.2 — Set up calibration reminder (No—H00—D00)
1. Press , ”No” flashes, press to choose No→H00→D00；
NO—no setting; H00—set hours(0~99); D00—set days(0~99).
2. When “H” flashes, press , “00” flashes, press to adjust hours,
press to confirm; When “D” flashes, press ,“00”flashes, press
to adjust days, press to confirm; When “No” flashes, press
to confirm.
3. Press to enter P1.3, or press to return to measurement mode.
P1.3 — Check Calibration Time
1. The data and time of last calibration displayed on the left image is: On
June 8, 2016 to 9:08
2. Press to enter P1.4, or press to return to measurement mode.
P1.4 — Set the Factory Default（No—Yes）
Press , “NO” flashes, press to select NO→Yes, press to
confirm, instrument back to measurement mode.
No — Not restore; Yes — Restore factory default
8.4 pH Setting Sub-Menu (press or to switch)
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 — Set up calibration reminder (No—H00—D00)
1. Press , ”No” flashes, press to choose No→H00→D00；
NO—no setting; H00—set hours(0~99); D00—set days(0~99).
2. When “H” flashes, press , “00” flashes, press to adjust hours,
press to confirm; When “D” flashes, press ,“00”flashes, press
to adjust days, press to confirm; When “No” flashes, press
to confirm.
3. Press to enter P2.3, or press to return to measurement mode.
P2.3 — Check Calibration Time
1. The data and time of last calibration displayed on the left image is: On
August 6, 2016 to 12:00.
2. Press to enter P2.4, or press to return to measurement mode.