Operating instructions

METTLER TOLEDO DE40/50/51 Density Meter 15

Method: Key to select the method (0 to 9). The selection is done either by

pressing the "Up" and "Down" key or by pressing the corresponding

number key.

Display: Key to change display or select numerics, capital or smallleters.

Print: Key to print the displayed message or parameters.

Function: Key to select following functions:

(0) Data File (statistics, delete data, re-calculate),

(1) Sample File,

(2) Method File,

(3) Changer (DCU-300, SC24, CHG-241),

(4) Factor (adjustment factor),

(5) Set Check (name, ref.value, tolerance),

(6) Periodic Check, Periodic Calibration (interval, show list),

(7) Auto Start (multiple measurement),

(8) CARD utility (install applications),

(9) Memory Clear (meas.data, meas.para, check list, calib. list, etc...).

Setup: Key to select the setup parameters as follows:

(0) Interface: Set up the RS-232C and the printer

(1) Date & Time: Set up date and time

(2) Name: Register name (laboratory or operator)

(3) Serial/Ver. No.: Display serial and version No. of the unit

(4) LCD Contrast: Adjust brightness of LC display

(5) International: Select format for date and select unit (°C/°F) for

temperature

(6) Lock: Set up a password for protection

(7) Beep: Select beep (on / off, duration)

(8) Temp.Calib: Run temperature calibration

Check: Key to start the instrument check: daily (always active) or precision

(only when due).

Calibration: Key to start a calibration.

Backspace: Key to erase one preceding letter or numeral.

Rinse/Purge With SC24 sample changers only. Runs an automatic rinse and purge

cycle, according to the selected sample sequence (see Meas.Para).

Function

Check

Setup

Calib.

Method

Display

Rinse/

Purge

The instrument