Software Setup For Switching Or Replacing Titrants - Hach AutoCAT 9000 Instruction Manual

9.
Connect the tubing and
install the titrant bottle if it
is not already installed. See
Section 2.2.3 Connecting
the Titrant Bottle on page 16
for complete instructions.
Place the 250-mL beaker
onto the stirrer platform.
Press the to
CHECK MARK
confirm.

4.4.1 Software Setup for Switching or Replacing Titrants

Note: AutoCAT will display
an error message if the
method and titrant are
incompatible. If this
message appears, the
user must switch titrants to
accommodate the method.
50081_SoftwareSetup.fm
10.
The burette will
complete several cycles to
purge air bubbles in the
system.
Verify that connections are
not leaking and that air is not
present in the delivery
tubing.
Lightly tap the tubing during
the flush to dislodge and
displace any trapped
bubbles.
Note: DO NOT stop the
flushing process before it is
complete or the titrant
installation procedure will not
be completed. Flushing will
take approximately
60 seconds.
1. Access the Methods menu (see Section 3.2.1 on page 24)
2. Press choose Select Method.
2
3. Highlight the desired method, press the
4. Use the and
RIGHT LEFT
5. Press to select Install Titrants.
2
6. Press to select Titrants Setup to replace titrants (for a new method), or
1
press to select Bottle Exchange to replace depleted titrant with a new bottle.
2
7. Press to confirm.
1
8. Highlight Lot No. and press the
9. Input the lot number for the required titrant, press the
10. Highlight Expiration, press the
11. Input the Expiration date for the required titrant, press the
Note: If replacing depleted titrant, the embedded procedure will automatically begin here.
12. Press to confirm.
1
13. Ensure that the correct change will be made.
11.
The titrant has been
successfully installed.
Discard the waste titrant and
clean and pretreat the
beaker before performing
another titration.
Press to return to the
ESC
Titrants menu.
Proceed to Setting Titrant
Concentration on page 40.
CHECK MARK
keys to move to the Titrants menu.
to confirm.
CHECK MARK
to confirm.
CHECK MARK
Software Setup
to validate.
to validate.
CHECK MARK
to validate.
CHECK MARK
Software Setup
Page 39