Process Unit 73 LF - Knick

Process Unit 73 LF
How to access the Calibration
menu
Pressing activates the Calibration menu.
Pressing exits the Calibration menu.
When you are prompted for passcode entry, you
must know the calibration passcode:
Enter the calibration passcode using scrolling keys
/ and cursor keys / (see page 2–5) and
confirm your entry with .
After passcode entry, the output current (1 and 2)
is frozen at its last value.
On the Administrator level, you can set a new calibration
passcode or disable it (see page 8–4).
Opening the Calibration menu (by pressing or
entering the calibration passcode) activates
NAMUR contact ”functional check”. It is deactivated
when you exit the menu.
When you select a calibration sequence (Automatic,
Manual or Data Entry), contact ”probe” will
be activated for the duration of the calibration
(only with option 352 probe rinsing, see page
9–44).
Probe rinsing is locked, a rinsing cycle is not
started. Calibration is locked as long as a timer
controlled rinsing cycle is running.
If you press before having performed a calibration,
you are prompted to confirm your decision
to abort calibration. If you really want to,
press to select ”Yes” and confirm with .
The old cell constant remains valid.
6–2 Calibration