HF scientific Micro200BW Turbidimeter - 0 -1000 NTU User Manual

Page 29

Page 15

MICRO 200 BW 0 - 1000 NTU (5/05)

Rev. 3.1

5. Display Parameters

This is the Display parameters Menu. The sub-menu selections are described below. In the example above:

Upper Limit is set to 999 NTU

Lower Limit is set to zero NTU

Time Base is set to 60 minutes

D to A is set for 4 to 20 mA

Note: The D to A automatically calibrates to upper & lower (for our example you will get 4mA at 0 NTU & 20 mA @ 999

NTU)

Selection Options:

F1:

Selects UPPER LIMIT MENU

F2:

Selects LOWER LIMIT MENU

F3:

Selects Time Base between 60 minutes and 24 hours

F4:

Selects Set Average Menu

F5:

Selects D to A between 4-20 mA or 0 to10 volts

a. Set Upper Limit

This is the Set Upper Limit Menu. This is where you can change the upper limit for both the graphical display and the high setting

to which the D to A output is calibrated. The set lower limit menu is identical to this and is not shown.

Selection Options:

F1:

Not Used

F2:

Selects the Digit to change as indicated by a flashing cursor

F3:

Increments the selected Digit (increases it)

F4:

Decrements the selected digit (decreases it)

F5:

Not Used

ALARM

MENU

Display Parameters

Upper Limit

999.

Lower Limit

ØØØ.

Select Time Base

6Ø Min.

Set Average

Select D to A

4 to 2Ø mA

Set Upper Limit

Flashing cursor

ALARM

MENU

999.

Digit

Down