Meriam M2 – Series Smart Manometer - Manual (Page 27)

21
Re-Calibration – 5 Point START
To begin the 5-point re-calibration procedure, turn the unit
OFF and follow the steps below.
Keystroke Display
1. Press and hold the
MIN/MAX key and turn
the unit on by pressing
the ON/OFF key.
Top line reads “RE-CAL”.
Bottom line reads “EDIT”.
2. Press the up arrow
key until “START” is
displayed on the
bottom line.
Top line reads “RE-CAL”.
Bottom line reads “START”.
3. Press the PRGM
key.
Top line reads “RE-CAL
Bottom line reads “1-POINT”.
4. Press the up arrow
key until “5-POINT” is
displayed on the
bottom line.
Top line reads “RE-CAL
START”.
Bottom line reads “5-POINT”.
5. Press the PRGM
key.
Top line reads “POINT 1 –
ZERO:”
Bottom line displays live
applied pressure.
6. Vent P1 and P2
ports to atmosphere
and simultaneously
press the MIN/MAX
and HOLD keys, then
release. Unit takes new zero. Top line
reads “ POINT 1 - ZERO:”
Bottom line displays live
applied pressure. POINT 1
has been taken.
7. Press the right arrow
key while on the right
most digit to proceed.
Top line reads “ POINT 2 -
APPLY:”.
Bottom line displays the cal
point value to apply.
8. Apply the indicated
calibration point
pressure using external
pressure standards.
After pressure is
stable, press the right
arrow key.
Top line reads “ POINT 3 -
APPLY:”.
Bottom line displays the cal
point value to apply.
9. Repeat step 8 for
CAL POINTS 4 and 5.
Top line reads “POINT 4/5 -
APPLY”
Bottom line displays the cal
point value.