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Metrohm 900 Touch Control Manual User Manual

Page 405

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29 Parameters

900 Touch Control

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389

Sample Processor

If the calibration is carried out with a Sample Processor, the buffers or
standards are automatically changed. This is why no request for the cali-
bration temperature appears when starting the calibration. The value
entered above is used.

Selection

off | Remote | USB

Default value

off

off
For calibrations without Sample Processor. During the calibration, a
request for changing the buffer/standard is displayed.
Remote
For automatic calibrations with Sample Processors, which are connec-
ted via the Remote Box.
USB
For automatic calibrations with a USB Sample Processor (see Chapter
32.6, page 492)
.

Buffers
The buffer type and the number of buffers is defined under [Buffers].

Buffer type

Selection of a predefined buffer series or definition of special buffers. In
the case of predefined buffer series, the instrument automatically recogni-
zes which buffer is involved.

Selection

Metrohm | NIST | DIN | Fisher | Fluka Basel |
Mettler | Merck Tit. | Beckman | Radiometer |
Custom | Special | Merck Cer. | Baker | Hamil-
ton
| Precisa

Default value

Metrohm

Custom
Definition of a custom buffer series. The buffer series is defined under
System

Templates Custom calib. buffers.

Special
Up to five calibration buffers can be defined in the method. The auto-
matic buffer detection is not activated in this case. The buffers must be
measured precisely in the specified sequence.
Merck Cer.
Reference temperature = 25 °C. When using Merck CertiPUR buffers
(20 °C) the buffer type Merck Tit. must be selected.

Number of buffers

This parameter is not visible when Buffer type = Special is defined.