Chapter 4 Testing samples
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OsmoTECH® Single-Sample Micro-Osmometer User Guide
4.5 Testing procedure
Use this procedure to test all samples (including
calibration standards, reference solutions, and controls).
Be sure to discard the used sampling tip and clean the
testing chamber as instructed after each sample.
Logging in and entering a sample ID
1. If the Home screen is not currently displayed,
press to display the Home screen.
2. From the Home screen, check the status indicator
and take the appropriate action:
• Green (Osmometer Ready): Go to step .
• Orange (IDs Required): Go to step .
• Yellow (Testing in progress): Wait for the current
test to complete.
• Red (error condition): Refer to Maintenance and
troubleshooting.
3. If applicable: Log in with your User ID.
NOTE: Check the color of the Login button to
determine Login status:
• Gray: Login is optional
• Blue: A user is already logged in—the Login
button shows the username. Press Login to
log out that user.
a. From the Home screen, press the Login button.
The Select User screen displays.
b. Select the appropriate username from the drop-
down list and press Enter.
A keyboard displays.
c. Use the keyboard to type the password for the
selected user account; then press Enter.
4. If applicable: Enter the Sample ID.
NOTE: Check the color of the Sample ID button to
determine whether Sample ID is optional or
required:
• Blue: Sample ID is optional
• Orange: Sample ID is required
a. Press the Sample ID button.
A keyboard displays and the barcode scanner on
the front of the instrument activates.
b. Either type the sample ID and press Enter, or scan
the sample label with the barcode scanner.
The keyboard closes. On the Home screen, the
Sample ID field is now populated.
NOTE: If sample ID was required (orange
button), the button turns blue after you
enter the sample ID.
Testing a sample
1. Place a new sampling tip on the sampler with the
plunger wire inserted carefully into the middle of the
tip.
Verify that the tip is straight and firmly seated.