Metrohm 855 User Manual

1.2 Instrument description
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855 Robotic Titrosampler
2.855.0040
1-tower version
￭ 2 membrane pumps and 2 valves
￭ 1 stirrer connector (tower stirrer)
￭ 1 Swing Head connector
￭ 1 measuring interface
￭ 3 MSB connectors for dosing devices, Remote Box or
stirrers
￭ 2 USB connectors
￭ 1 connector "Controller" for Touch Control or PC
1.2.2 Instrument components
The 855 Robotic Titrosampler has the following components:
￭ Turntable
For sample racks with a diameter of up to 48 cm.
￭ One tower with lift
The 2.855.0010 and 2.855.0020 versions with mounted 786 Swing
Head. The 2.855.0030 and 2.855.0040 versions can be upgraded with
a Swing Head. Any robotic arm can be mounted.
￭ One or two membrane pumps per tower
Instead of an integrated pump, an external pump connector is avail-
able depending on the model version.
￭ One stirrer connector on the tower
For connecting a rod stirrer (802 Stirrer) or a magnetic stirrer (741 Stir-
rer).
￭ Sensor connectors
One connector each for:
– potentiometric electrodes (pH, ISE, metal)
– reference electrodes
– polarizable electrodes
– temperature sensors (Pt1000 or NTC)
￭ Two USB connectors
For connecting a printer, barcode reader or other control instruments
(Titrando, Dosing Interface etc.).
￭ Three MSB connectors (Metrohm Serial Bus)
For connecting dosing devices (Dosimat with exchange unit or Dosino
with dosing unit), stirrers or Remote Boxes.
1.2.3 Intended use
The 855 Robotic Titrosampler is designed for usage as an automation sys-
tem in analytical laboratories or in factories that fulfill the specified ambi-
ent conditions (see chapter 7.7, page 58). It is not suitable for usage in
biochemical, biological or medical environments in its basic equipment
version.

Metrohm 855 Specifications

General

Brand	Metrohm
Model	855
Category	Laboratory Equipment
Language	English