Thermo Fisher Scientific Alpha DO 1000 User Manual

Page 36

3. Press

the

▲ or ▼ keys to select steady or pulse contact.

4. Press the ENTER key to confirm your selection.

5. Proceed to 7.8.5, or return to Measurement mode by pressing the

▲ and

▼ keys simultaneously (escape).

7.8.5

Selecting Dissolved Oxygen Probe Type

Note: After each changeover, the factory calibration data for zero

point and slope are overwritten. Be sure to recalibrate (see
section 6).

This parameter group lets you configure the controller for
low range or high range probes.

1. Follow directions in 7.8.1 to enter Configuration

mode.

2. Press the ENTER key until the upper display

shows “0-10” or “0-40” and lower display shows
“EL”.

EL = electrode

0-10 = 0 to 10 ppm measurement range

0-40 = 0.5 to 40 ppm measurement range

3. Press

the

▲ or ▼ keys to select 0-10 or 0-40 ppm

range.

4. Press the ENTER key to confirm your selection.

5. Proceed to 7.8.6 step 3, or return to Measurement mode by pressing the

▲ or ▼ keys simultaneously (escape).

7.8.6

Reverting to Factory Default Settings

Use this parameter to reset all settings to factory default.
Changing from “no” to “YES” and pressing the ENTER
key resets all settings to factory default.

WARNING: If you select yes, all the settings you have
made will be overwritten as a result!

1. Follow directions in 7.8.1 to enter Configuration

mode.

2. Press

the ENTER key. Scroll with the

▲ or ▼ keys until the upper display

shows “no” or “YES”, and the lower display shows “deF” (default).

3. Press

the

▲ or ▼ keys to select no or yes. Selecting “YES” and pressing

the ENTER key will overwrite all setting you have made and automatically
return you to Measurement mode.

4. Press

the ENTER key to confirm your selection and to return to Advanced

Set-up mode, or return to Measurement mode by pressing the

▲ and ▼

keys simultaneously (escape).

HOLD

SETUP

HOLD

SETUP

0-40

0-10