Analytik Jena multi EA 4000 User Manual

Operation
76 Edition 01/2016 multi EA 4000
− Click on in the sequence row to release it for analysis. All sequence rows can
be released with the button .

Sequence rows released for analysis have a green fill.
12. Click on [START MEASUREMENT].
Note: During measurements with manual sample feed an additional input window ap-
pears before each measurement start to enter the weighted sample.

The analyzer starts processing the analysis sequence. The MEASUREMENT -
ANALYSIS window opens.
− The boat pick-up takes a boat from the sample rack and places it onto the ceramic
hook.
− The ceramic hook moves the boat into the TIC reactor. As soon as the boat has
reached the position below the ceramic cannula, the acid is added automatically.
During the slow boat advance the entire sample is mixed with acid.
− The measuring gas with the purged TIC is passed via the measuring gas drying
and cleaning of the automatic TIC solids module to the detector in the C/S module.
By adding the oxygen at the inlet of the TIC reactor the measuring gas is prevented
from escaping through the open inlet.
7.5.4 Performing the TOC detection in accordance with the
differential method using the automatic TIC solids module
(recommended method)
1. In the acid bottle of the TIC solids module keep 40% ortho-phosphoric acid ready.
2. Switch on the basic device multi EA 4000, the C/S module, the automatic TIC solids
module and the FPG 48 from the main switch.

The status lamps at the device front panels illuminate.
Note: Do not switch on any Cl module present.
3. Start the multiWin program.
4. Change between the different analyzer modules, first activating the sensors:
− Select the menu item D
EVICE / DEVICE - EDIT.
− Activate "C" in the list E
LEMENTS.
− In the list C
OMBUSTION TUBE click on CERAMIC TUBE (CS).
− As S
TATES enable the option SOLID.
− Activate the E
JECTION RAIL option.
5. Then initialize the system by clicking on [I
NITIALIZE ANALYZER].
6. Load a method (menu item M
ETHOD / METHOD - ACTIVATE) or create a new method
(menu item M
ETHOD / METHOD- NEW).
Select the TOC parameter.
7. After the run-in time set the following gas flows:
pump
O
2
Ar/O
2
approx. 1.7 l/min
corresponds to
TARGET = 100 ± 5 in the
STATUS window
1 l/min 1.5 l/min

Analytik Jena multi EA 4000 Specifications

General

Brand	Analytik Jena
Model	multi EA 4000
Category	Measuring Instruments
Language	English